id int32 0 252k | repo stringlengths 7 55 | path stringlengths 4 127 | func_name stringlengths 1 88 | original_string stringlengths 75 19.8k | language stringclasses 1
value | code stringlengths 75 19.8k | code_tokens list | docstring stringlengths 3 17.3k | docstring_tokens list | sha stringlengths 40 40 | url stringlengths 87 242 |
|---|---|---|---|---|---|---|---|---|---|---|---|
46,900 | mdickinson/bigfloat | bigfloat/core.py | lgamma | def lgamma(x, context=None):
"""
Return the logarithm of the absolute value of the Gamma function at x.
"""
return _apply_function_in_current_context(
BigFloat,
lambda rop, op, rnd: mpfr.mpfr_lgamma(rop, op, rnd)[0],
(BigFloat._implicit_convert(x),),
context,
) | python | def lgamma(x, context=None):
"""
Return the logarithm of the absolute value of the Gamma function at x.
"""
return _apply_function_in_current_context(
BigFloat,
lambda rop, op, rnd: mpfr.mpfr_lgamma(rop, op, rnd)[0],
(BigFloat._implicit_convert(x),),
context,
) | [
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46,901 | mdickinson/bigfloat | bigfloat/core.py | zeta | def zeta(x, context=None):
"""
Return the value of the Riemann zeta function on x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_zeta,
(BigFloat._implicit_convert(x),),
context,
) | python | def zeta(x, context=None):
"""
Return the value of the Riemann zeta function on x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_zeta,
(BigFloat._implicit_convert(x),),
context,
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46,902 | mdickinson/bigfloat | bigfloat/core.py | erf | def erf(x, context=None):
"""
Return the value of the error function at x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_erf,
(BigFloat._implicit_convert(x),),
context,
) | python | def erf(x, context=None):
"""
Return the value of the error function at x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_erf,
(BigFloat._implicit_convert(x),),
context,
) | [
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46,903 | mdickinson/bigfloat | bigfloat/core.py | erfc | def erfc(x, context=None):
"""
Return the value of the complementary error function at x.
"""
return _apply_function_in_current_context(
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mpfr.mpfr_erfc,
(BigFloat._implicit_convert(x),),
context,
) | python | def erfc(x, context=None):
"""
Return the value of the complementary error function at x.
"""
return _apply_function_in_current_context(
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mpfr.mpfr_erfc,
(BigFloat._implicit_convert(x),),
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46,904 | mdickinson/bigfloat | bigfloat/core.py | j0 | def j0(x, context=None):
"""
Return the value of the first kind Bessel function of order 0 at x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_j0,
(BigFloat._implicit_convert(x),),
context,
) | python | def j0(x, context=None):
"""
Return the value of the first kind Bessel function of order 0 at x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_j0,
(BigFloat._implicit_convert(x),),
context,
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46,905 | mdickinson/bigfloat | bigfloat/core.py | j1 | def j1(x, context=None):
"""
Return the value of the first kind Bessel function of order 1 at x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_j1,
(BigFloat._implicit_convert(x),),
context,
) | python | def j1(x, context=None):
"""
Return the value of the first kind Bessel function of order 1 at x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_j1,
(BigFloat._implicit_convert(x),),
context,
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46,906 | mdickinson/bigfloat | bigfloat/core.py | jn | def jn(n, x, context=None):
"""
Return the value of the first kind Bessel function of order ``n`` at ``x``.
``n`` should be a Python integer.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_jn,
(n, BigFloat._implicit_convert(x)),
context,
) | python | def jn(n, x, context=None):
"""
Return the value of the first kind Bessel function of order ``n`` at ``x``.
``n`` should be a Python integer.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_jn,
(n, BigFloat._implicit_convert(x)),
context,
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46,907 | mdickinson/bigfloat | bigfloat/core.py | y0 | def y0(x, context=None):
"""
Return the value of the second kind Bessel function of order 0 at x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_y0,
(BigFloat._implicit_convert(x),),
context,
) | python | def y0(x, context=None):
"""
Return the value of the second kind Bessel function of order 0 at x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_y0,
(BigFloat._implicit_convert(x),),
context,
) | [
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46,908 | mdickinson/bigfloat | bigfloat/core.py | y1 | def y1(x, context=None):
"""
Return the value of the second kind Bessel function of order 1 at x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_y1,
(BigFloat._implicit_convert(x),),
context,
) | python | def y1(x, context=None):
"""
Return the value of the second kind Bessel function of order 1 at x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_y1,
(BigFloat._implicit_convert(x),),
context,
) | [
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46,909 | mdickinson/bigfloat | bigfloat/core.py | yn | def yn(n, x, context=None):
"""
Return the value of the second kind Bessel function of order ``n`` at
``x``.
``n`` should be a Python integer.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_yn,
(n, BigFloat._implicit_convert(x)),
context,
... | python | def yn(n, x, context=None):
"""
Return the value of the second kind Bessel function of order ``n`` at
``x``.
``n`` should be a Python integer.
"""
return _apply_function_in_current_context(
BigFloat,
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(n, BigFloat._implicit_convert(x)),
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46,910 | mdickinson/bigfloat | bigfloat/core.py | agm | def agm(x, y, context=None):
"""
Return the arithmetic geometric mean of x and y.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_agm,
(
BigFloat._implicit_convert(x),
BigFloat._implicit_convert(y),
),
context,
) | python | def agm(x, y, context=None):
"""
Return the arithmetic geometric mean of x and y.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_agm,
(
BigFloat._implicit_convert(x),
BigFloat._implicit_convert(y),
),
context,
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46,911 | mdickinson/bigfloat | bigfloat/core.py | hypot | def hypot(x, y, context=None):
"""
Return the Euclidean norm of x and y, i.e., the square root of the sum of
the squares of x and y.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_hypot,
(
BigFloat._implicit_convert(x),
BigFloat._i... | python | def hypot(x, y, context=None):
"""
Return the Euclidean norm of x and y, i.e., the square root of the sum of
the squares of x and y.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_hypot,
(
BigFloat._implicit_convert(x),
BigFloat._i... | [
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46,912 | mdickinson/bigfloat | bigfloat/core.py | ai | def ai(x, context=None):
"""
Return the Airy function of x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_ai,
(BigFloat._implicit_convert(x),),
context,
) | python | def ai(x, context=None):
"""
Return the Airy function of x.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_ai,
(BigFloat._implicit_convert(x),),
context,
) | [
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46,913 | mdickinson/bigfloat | bigfloat/core.py | ceil | def ceil(x, context=None):
"""
Return the next higher or equal integer to x.
If the result is not exactly representable, it will be rounded according to
the current context. Note that the rounding step means that it's possible
for the result to be smaller than ``x``. For example::
>>> x ... | python | def ceil(x, context=None):
"""
Return the next higher or equal integer to x.
If the result is not exactly representable, it will be rounded according to
the current context. Note that the rounding step means that it's possible
for the result to be smaller than ``x``. For example::
>>> x ... | [
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46,914 | mdickinson/bigfloat | bigfloat/core.py | floor | def floor(x, context=None):
"""
Return the next lower or equal integer to x.
If the result is not exactly representable, it will be rounded according to
the current context.
Note that it's possible for the result to be larger than ``x``. See the
documentation of the :func:`ceil` function for ... | python | def floor(x, context=None):
"""
Return the next lower or equal integer to x.
If the result is not exactly representable, it will be rounded according to
the current context.
Note that it's possible for the result to be larger than ``x``. See the
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46,915 | mdickinson/bigfloat | bigfloat/core.py | trunc | def trunc(x, context=None):
"""
Return the next integer towards zero.
If the result is not exactly representable, it will be rounded according to
the current context.
.. note::
This function corresponds to the MPFR function ``mpfr_rint_trunc``,
not to ``mpfr_trunc``.
"""
re... | python | def trunc(x, context=None):
"""
Return the next integer towards zero.
If the result is not exactly representable, it will be rounded according to
the current context.
.. note::
This function corresponds to the MPFR function ``mpfr_rint_trunc``,
not to ``mpfr_trunc``.
"""
re... | [
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46,916 | mdickinson/bigfloat | bigfloat/core.py | frac | def frac(x, context=None):
"""
Return the fractional part of ``x``.
The result has the same sign as ``x``.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_frac,
(BigFloat._implicit_convert(x),),
context,
) | python | def frac(x, context=None):
"""
Return the fractional part of ``x``.
The result has the same sign as ``x``.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_frac,
(BigFloat._implicit_convert(x),),
context,
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46,917 | mdickinson/bigfloat | bigfloat/core.py | min | def min(x, y, context=None):
"""
Return the minimum of x and y.
If x and y are both NaN, return NaN. If exactly one of x and y is NaN,
return the non-NaN value. If x and y are zeros of different signs, return
−0.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr... | python | def min(x, y, context=None):
"""
Return the minimum of x and y.
If x and y are both NaN, return NaN. If exactly one of x and y is NaN,
return the non-NaN value. If x and y are zeros of different signs, return
−0.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr... | [
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46,918 | mdickinson/bigfloat | bigfloat/core.py | max | def max(x, y, context=None):
"""
Return the maximum of x and y.
If x and y are both NaN, return NaN. If exactly one of x and y is NaN,
return the non-NaN value. If x and y are zeros of different signs, return
+0.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr... | python | def max(x, y, context=None):
"""
Return the maximum of x and y.
If x and y are both NaN, return NaN. If exactly one of x and y is NaN,
return the non-NaN value. If x and y are zeros of different signs, return
+0.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr... | [
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46,919 | mdickinson/bigfloat | bigfloat/core.py | copysign | def copysign(x, y, context=None):
"""
Return a new BigFloat object with the magnitude of x but the sign of y.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_copysign,
(
BigFloat._implicit_convert(x),
BigFloat._implicit_convert(y),
... | python | def copysign(x, y, context=None):
"""
Return a new BigFloat object with the magnitude of x but the sign of y.
"""
return _apply_function_in_current_context(
BigFloat,
mpfr.mpfr_copysign,
(
BigFloat._implicit_convert(x),
BigFloat._implicit_convert(y),
... | [
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46,920 | mdickinson/bigfloat | bigfloat/core.py | BigFloat.exact | def exact(cls, value, precision=None):
"""Convert an integer, float or BigFloat with no loss of precision.
Also convert a string with given precision.
This constructor makes no use of the current context.
"""
# figure out precision to use
if isinstance(value, six.string_... | python | def exact(cls, value, precision=None):
"""Convert an integer, float or BigFloat with no loss of precision.
Also convert a string with given precision.
This constructor makes no use of the current context.
"""
# figure out precision to use
if isinstance(value, six.string_... | [
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46,921 | mdickinson/bigfloat | bigfloat/core.py | BigFloat._significand | def _significand(self):
"""Return the significand of self, as a BigFloat.
If self is a nonzero finite number, return a BigFloat m
with the same precision as self, such that
0.5 <= m < 1. and
self = +/-m * 2**e
for some exponent e.
If self is zero, infinity... | python | def _significand(self):
"""Return the significand of self, as a BigFloat.
If self is a nonzero finite number, return a BigFloat m
with the same precision as self, such that
0.5 <= m < 1. and
self = +/-m * 2**e
for some exponent e.
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46,922 | mdickinson/bigfloat | bigfloat/core.py | BigFloat._exponent | def _exponent(self):
"""Return the exponent of self, as an integer.
The exponent is defined as the unique integer k such that
2**(k-1) <= abs(self) < 2**k.
If self is not finite and nonzero, return a string: one
of '0', 'inf' or 'nan'.
"""
if self and is_finit... | python | def _exponent(self):
"""Return the exponent of self, as an integer.
The exponent is defined as the unique integer k such that
2**(k-1) <= abs(self) < 2**k.
If self is not finite and nonzero, return a string: one
of '0', 'inf' or 'nan'.
"""
if self and is_finit... | [
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46,923 | mdickinson/bigfloat | bigfloat/core.py | BigFloat.copy_neg | def copy_neg(self):
""" Return a copy of self with the opposite sign bit.
Unlike -self, this does not make use of the context: the result
has the same precision as the original.
"""
result = mpfr.Mpfr_t.__new__(BigFloat)
mpfr.mpfr_init2(result, self.precision)
... | python | def copy_neg(self):
""" Return a copy of self with the opposite sign bit.
Unlike -self, this does not make use of the context: the result
has the same precision as the original.
"""
result = mpfr.Mpfr_t.__new__(BigFloat)
mpfr.mpfr_init2(result, self.precision)
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46,924 | mdickinson/bigfloat | bigfloat/core.py | BigFloat.copy_abs | def copy_abs(self):
""" Return a copy of self with the sign bit unset.
Unlike abs(self), this does not make use of the context: the result
has the same precision as the original.
"""
result = mpfr.Mpfr_t.__new__(BigFloat)
mpfr.mpfr_init2(result, self.precision)
... | python | def copy_abs(self):
""" Return a copy of self with the sign bit unset.
Unlike abs(self), this does not make use of the context: the result
has the same precision as the original.
"""
result = mpfr.Mpfr_t.__new__(BigFloat)
mpfr.mpfr_init2(result, self.precision)
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46,925 | mdickinson/bigfloat | bigfloat/core.py | BigFloat.hex | def hex(self):
"""Return a hexadecimal representation of a BigFloat."""
sign = '-' if self._sign() else ''
e = self._exponent()
if isinstance(e, six.string_types):
return sign + e
m = self._significand()
_, digits, _ = _mpfr_get_str2(
16,
... | python | def hex(self):
"""Return a hexadecimal representation of a BigFloat."""
sign = '-' if self._sign() else ''
e = self._exponent()
if isinstance(e, six.string_types):
return sign + e
m = self._significand()
_, digits, _ = _mpfr_get_str2(
16,
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46,926 | mdickinson/bigfloat | bigfloat/core.py | BigFloat._format_to_floating_precision | def _format_to_floating_precision(self, precision):
""" Format a nonzero finite BigFloat instance to a given number of
significant digits.
Returns a triple (negative, digits, exp) where:
- negative is a boolean, True for a negative number, else False
- digits is a string gi... | python | def _format_to_floating_precision(self, precision):
""" Format a nonzero finite BigFloat instance to a given number of
significant digits.
Returns a triple (negative, digits, exp) where:
- negative is a boolean, True for a negative number, else False
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46,927 | mdickinson/bigfloat | bigfloat/core.py | BigFloat._format_to_fixed_precision | def _format_to_fixed_precision(self, precision):
""" Format 'self' to a given number of digits after the decimal point.
Returns a triple (negative, digits, exp) where:
- negative is a boolean, True for a negative number, else False
- digits is a string giving the digits of the outp... | python | def _format_to_fixed_precision(self, precision):
""" Format 'self' to a given number of digits after the decimal point.
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46,928 | mdickinson/bigfloat | bigfloat/core.py | BigFloat._implicit_convert | def _implicit_convert(cls, arg):
"""Implicit conversion used for binary operations, comparisons,
functions, etc. Return value should be an instance of
BigFloat."""
# ints, long and floats mix freely with BigFloats, and are
# converted exactly.
if isinstance(arg, six.int... | python | def _implicit_convert(cls, arg):
"""Implicit conversion used for binary operations, comparisons,
functions, etc. Return value should be an instance of
BigFloat."""
# ints, long and floats mix freely with BigFloats, and are
# converted exactly.
if isinstance(arg, six.int... | [
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46,929 | blockstack/virtualchain | virtualchain/lib/merkle.py | calculate_merkle_pairs | def calculate_merkle_pairs(bin_hashes, hash_function=bin_double_sha256):
"""
Calculate the parents of a row of a merkle tree.
Takes in a list of binary hashes, returns a binary hash.
The returned parents list is such that parents[i] == hash(bin_hashes[2*i] + bin_hashes[2*i+1]).
"""
hashes = lis... | python | def calculate_merkle_pairs(bin_hashes, hash_function=bin_double_sha256):
"""
Calculate the parents of a row of a merkle tree.
Takes in a list of binary hashes, returns a binary hash.
The returned parents list is such that parents[i] == hash(bin_hashes[2*i] + bin_hashes[2*i+1]).
"""
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46,930 | blockstack/virtualchain | virtualchain/lib/merkle.py | verify_merkle_path | def verify_merkle_path(merkle_root_hex, serialized_path, leaf_hash_hex, hash_function=bin_double_sha256):
"""
Verify a merkle path. The given path is the path from two leaf nodes to the root itself.
merkle_root_hex is a little-endian, hex-encoded hash.
serialized_path is the serialized merkle path
... | python | def verify_merkle_path(merkle_root_hex, serialized_path, leaf_hash_hex, hash_function=bin_double_sha256):
"""
Verify a merkle path. The given path is the path from two leaf nodes to the root itself.
merkle_root_hex is a little-endian, hex-encoded hash.
serialized_path is the serialized merkle path
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46,931 | gregreen/dustmaps | dustmaps/unstructured_map.py | UnstructuredDustMap._coords2idx | def _coords2idx(self, coords):
"""
Converts from sky coordinates to pixel indices.
Args:
coords (:obj:`astropy.coordinates.SkyCoord`): Sky coordinates.
Returns:
Pixel indices of the coordinates, with the same shape as the input
coordinates. Pixels wh... | python | def _coords2idx(self, coords):
"""
Converts from sky coordinates to pixel indices.
Args:
coords (:obj:`astropy.coordinates.SkyCoord`): Sky coordinates.
Returns:
Pixel indices of the coordinates, with the same shape as the input
coordinates. Pixels wh... | [
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46,932 | gregreen/dustmaps | dustmaps/marshall.py | MarshallQuery._gal2idx | def _gal2idx(self, gal):
"""
Converts from Galactic coordinates to pixel indices.
Args:
gal (:obj:`astropy.coordinates.SkyCoord`): Galactic coordinates. Must
store an array of coordinates (i.e., not be scalar).
Returns:
``j, k, mask`` - Pixel ind... | python | def _gal2idx(self, gal):
"""
Converts from Galactic coordinates to pixel indices.
Args:
gal (:obj:`astropy.coordinates.SkyCoord`): Galactic coordinates. Must
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46,933 | blockstack/virtualchain | virtualchain/lib/blockchain/bitcoin_blockchain/spv.py | GetHeaders.add_block_hash | def add_block_hash( self, block_hash ):
"""
Append up to 2000 block hashes for which to get headers.
"""
if len(self.block_hashes) > 2000:
raise Exception("A getheaders request cannot have over 2000 block hashes")
hash_num = int("0x" + block_hash, 16)
... | python | def add_block_hash( self, block_hash ):
"""
Append up to 2000 block hashes for which to get headers.
"""
if len(self.block_hashes) > 2000:
raise Exception("A getheaders request cannot have over 2000 block hashes")
hash_num = int("0x" + block_hash, 16)
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46,934 | blockstack/virtualchain | virtualchain/lib/blockchain/bitcoin_blockchain/spv.py | BlockHeaderClient.run | def run( self ):
"""
Interact with the blockchain peer,
until we get a socket error or we
exit the loop explicitly.
Return True on success
Raise on error
"""
self.handshake()
try:
self.loop()
except socket.error, se:
... | python | def run( self ):
"""
Interact with the blockchain peer,
until we get a socket error or we
exit the loop explicitly.
Return True on success
Raise on error
"""
self.handshake()
try:
self.loop()
except socket.error, se:
... | [
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46,935 | blockstack/virtualchain | virtualchain/lib/blockchain/bitcoin_blockchain/spv.py | BlockHeaderClient.handle_ping | def handle_ping(self, message_header, message):
"""
This method will handle the Ping message and then
will answer every Ping message with a Pong message
using the nonce received.
:param message_header: The header of the Ping message
:param message: The Ping message
... | python | def handle_ping(self, message_header, message):
"""
This method will handle the Ping message and then
will answer every Ping message with a Pong message
using the nonce received.
:param message_header: The header of the Ping message
:param message: The Ping message
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46,936 | blockstack/virtualchain | virtualchain/lib/blockchain/bitcoin_blockchain/spv.py | SPVClient.init | def init(cls, path):
"""
Set up an SPV client.
If the locally-stored headers do not exist, then
create a stub headers file with the genesis block information.
"""
if not os.path.exists( path ):
block_header_serializer = BlockHeaderSerializer()
ge... | python | def init(cls, path):
"""
Set up an SPV client.
If the locally-stored headers do not exist, then
create a stub headers file with the genesis block information.
"""
if not os.path.exists( path ):
block_header_serializer = BlockHeaderSerializer()
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46,937 | blockstack/virtualchain | virtualchain/lib/blockchain/bitcoin_blockchain/spv.py | SPVClient.height | def height(cls, path):
"""
Get the locally-stored block height
"""
if os.path.exists( path ):
sb = os.stat( path )
h = (sb.st_size / BLOCK_HEADER_SIZE) - 1
return h
else:
return None | python | def height(cls, path):
"""
Get the locally-stored block height
"""
if os.path.exists( path ):
sb = os.stat( path )
h = (sb.st_size / BLOCK_HEADER_SIZE) - 1
return h
else:
return None | [
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46,938 | blockstack/virtualchain | virtualchain/lib/blockchain/bitcoin_blockchain/spv.py | SPVClient.read_header | def read_header(cls, headers_path, block_height, allow_none=False):
"""
Get a block header at a particular height from disk.
Return the header if found
Return None if not.
"""
if os.path.exists(headers_path):
header_parser = BlockHeaderSerializer()
... | python | def read_header(cls, headers_path, block_height, allow_none=False):
"""
Get a block header at a particular height from disk.
Return the header if found
Return None if not.
"""
if os.path.exists(headers_path):
header_parser = BlockHeaderSerializer()
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46,939 | blockstack/virtualchain | virtualchain/lib/blockchain/bitcoin_blockchain/spv.py | SPVClient.block_header_verify | def block_header_verify( cls, headers_path, block_id, block_hash, block_header ):
"""
Given the block's numeric ID, its hash, and the bitcoind-returned block_data,
use the SPV header chain to verify the block's integrity.
block_header must be a dict with the following structure:
... | python | def block_header_verify( cls, headers_path, block_id, block_hash, block_header ):
"""
Given the block's numeric ID, its hash, and the bitcoind-returned block_data,
use the SPV header chain to verify the block's integrity.
block_header must be a dict with the following structure:
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46,940 | blockstack/virtualchain | virtualchain/lib/blockchain/bitcoin_blockchain/spv.py | SPVClient.tx_hash | def tx_hash( cls, tx ):
"""
Calculate the hash of a transction structure given by bitcoind
"""
tx_hex = bits.btc_bitcoind_tx_serialize( tx )
tx_hash = hashing.bin_double_sha256(tx_hex.decode('hex'))[::-1].encode('hex')
return tx_hash | python | def tx_hash( cls, tx ):
"""
Calculate the hash of a transction structure given by bitcoind
"""
tx_hex = bits.btc_bitcoind_tx_serialize( tx )
tx_hash = hashing.bin_double_sha256(tx_hex.decode('hex'))[::-1].encode('hex')
return tx_hash | [
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46,941 | blockstack/virtualchain | virtualchain/lib/blockchain/bitcoin_blockchain/spv.py | SPVClient.tx_verify | def tx_verify( cls, verified_block_txids, tx ):
"""
Given the block's verified block txids, verify that a transaction is legit.
@tx must be a dict with the following fields:
* locktime: int
* version: int
* vin: list of dicts with:
* vout: int,
* has... | python | def tx_verify( cls, verified_block_txids, tx ):
"""
Given the block's verified block txids, verify that a transaction is legit.
@tx must be a dict with the following fields:
* locktime: int
* version: int
* vin: list of dicts with:
* vout: int,
* has... | [
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46,942 | blockstack/virtualchain | virtualchain/lib/blockchain/bitcoin_blockchain/spv.py | SPVClient.verify_header_chain | def verify_header_chain(cls, path, chain=None):
"""
Verify that a given chain of block headers
has sufficient proof of work.
"""
if chain is None:
chain = SPVClient.load_header_chain( path )
prev_header = chain[0]
for i in xrange(1, len(chain... | python | def verify_header_chain(cls, path, chain=None):
"""
Verify that a given chain of block headers
has sufficient proof of work.
"""
if chain is None:
chain = SPVClient.load_header_chain( path )
prev_header = chain[0]
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46,943 | blockstack/virtualchain | virtualchain/lib/blockchain/bitcoin_blockchain/spv.py | SPVClient.sync_header_chain | def sync_header_chain(cls, path, bitcoind_server, last_block_id ):
"""
Synchronize our local block headers up to the last block ID given.
@last_block_id is *inclusive*
@bitcoind_server is host:port or just host
"""
current_block_id = SPVClient.height( path )
if cu... | python | def sync_header_chain(cls, path, bitcoind_server, last_block_id ):
"""
Synchronize our local block headers up to the last block ID given.
@last_block_id is *inclusive*
@bitcoind_server is host:port or just host
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46,944 | mdickinson/bigfloat | bigfloat/ieee.py | IEEEContext | def IEEEContext(bitwidth):
"""
Return IEEE 754-2008 context for a given bit width.
The IEEE 754 standard specifies binary interchange formats with bitwidths
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returns the context corresponding to the interchange format for the ... | python | def IEEEContext(bitwidth):
"""
Return IEEE 754-2008 context for a given bit width.
The IEEE 754 standard specifies binary interchange formats with bitwidths
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46,945 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/xyz_functions.py | view | def view(molecule, viewer=settings['defaults']['viewer'], use_curr_dir=False):
"""View your molecule or list of molecules.
.. note:: This function writes a temporary file and opens it with
an external viewer.
If you modify your molecule afterwards you have to recall view
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"""View your molecule or list of molecules.
.. note:: This function writes a temporary file and opens it with
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46,946 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/xyz_functions.py | to_molden | def to_molden(cartesian_list, buf=None, sort_index=True,
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.. note:: Since it permamently writes a file, this function
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46,947 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/xyz_functions.py | read_molden | def read_molden(inputfile, start_index=0, get_bonds=True):
"""Read a molden file.
Args:
inputfile (str):
start_index (int):
Returns:
list: A list containing :class:`~chemcoord.Cartesian` is returned.
"""
from chemcoord.cartesian_coordinates.cartesian_class_main import Carte... | python | def read_molden(inputfile, start_index=0, get_bonds=True):
"""Read a molden file.
Args:
inputfile (str):
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46,948 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/xyz_functions.py | concat | def concat(cartesians, ignore_index=False, keys=None):
"""Join list of cartesians into one molecule.
Wrapper around the :func:`pandas.concat` function.
Default values are the same as in the pandas function except for
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Args:
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"""Join list of cartesians into one molecule.
Wrapper around the :func:`pandas.concat` function.
Default values are the same as in the pandas function except for
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46,949 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/xyz_functions.py | dot | def dot(A, B):
"""Matrix multiplication between A and B
This function is equivalent to ``A @ B``, which is unfortunately
not possible under python 2.x.
Args:
A (sequence):
B (sequence):
Returns:
sequence:
"""
try:
result = A.__matmul__(B)
if result ... | python | def dot(A, B):
"""Matrix multiplication between A and B
This function is equivalent to ``A @ B``, which is unfortunately
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Args:
A (sequence):
B (sequence):
Returns:
sequence:
"""
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46,950 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/xyz_functions.py | orthonormalize_righthanded | def orthonormalize_righthanded(basis):
"""Orthonormalizes righthandedly a given 3D basis.
This functions returns a right handed orthonormalize_righthandedd basis.
Since only the first two vectors in the basis are used, it does not matter
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... | python | def orthonormalize_righthanded(basis):
"""Orthonormalizes righthandedly a given 3D basis.
This functions returns a right handed orthonormalize_righthandedd basis.
Since only the first two vectors in the basis are used, it does not matter
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46,951 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/xyz_functions.py | get_kabsch_rotation | def get_kabsch_rotation(Q, P):
"""Calculate the optimal rotation from ``P`` unto ``Q``.
Using the Kabsch algorithm the optimal rotation matrix
for the rotation of ``other`` unto ``self`` is calculated.
The algorithm is described very well in
`wikipedia <http://en.wikipedia.org/wiki/Kabsch_algorithm... | python | def get_kabsch_rotation(Q, P):
"""Calculate the optimal rotation from ``P`` unto ``Q``.
Using the Kabsch algorithm the optimal rotation matrix
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46,952 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/xyz_functions.py | apply_grad_zmat_tensor | def apply_grad_zmat_tensor(grad_C, construction_table, cart_dist):
"""Apply the gradient for transformation to Zmatrix space onto cart_dist.
Args:
grad_C (:class:`numpy.ndarray`): A ``(3, n, n, 3)`` array.
The mathematical details of the index layout is explained in
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46,953 | emory-libraries/eulxml | eulxml/xmlmap/fields.py | _remove_child_node | def _remove_child_node(node, context, xast, if_empty=False):
'''Remove a child node based on the specified xpath.
:param node: lxml element relative to which the xpath will be
interpreted
:param context: any context required for the xpath (e.g.,
namespace definitions)
:param xast: parsed xpat... | python | def _remove_child_node(node, context, xast, if_empty=False):
'''Remove a child node based on the specified xpath.
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:param context: any context required for the xpath (e.g.,
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46,954 | emory-libraries/eulxml | eulxml/xmlmap/fields.py | _remove_predicates | def _remove_predicates(xast, node, context):
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46,955 | emory-libraries/eulxml | eulxml/xmlmap/fields.py | NodeList.pop | def pop(self, i=None):
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If no index is specified, removes and returns the last item in the list."""
if i is None:
i = len(self) - 1
val = self[i]
del(self[i])
return val | python | def pop(self, i=None):
"""Remove the item at the given position in the list, and return it.
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i = len(self) - 1
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46,956 | probcomp/crosscat | src/utils/general_utils.py | get_scc_from_tuples | def get_scc_from_tuples(constraints):
"""Given set of equivalences, return map of transitive equivalence classes.
>> constraints = [(1,2), (2,3)]
>> get_scc_from_tuples(constraints)
{
1: (1, 2, 3),
2: (1, 2, 3),
3: (1, 2, 3),
}
"""
classes = unionfind.classes(constra... | python | def get_scc_from_tuples(constraints):
"""Given set of equivalences, return map of transitive equivalence classes.
>> constraints = [(1,2), (2,3)]
>> get_scc_from_tuples(constraints)
{
1: (1, 2, 3),
2: (1, 2, 3),
3: (1, 2, 3),
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>> constraints = [(1,2), (2,3)]
>> get_scc_from_tuples(constraints)
{
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2: (1, 2, 3),
3: (1, 2, 3),
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46,957 | emory-libraries/eulxml | eulxml/forms/xmlobject.py | _parse_field_list | def _parse_field_list(fieldnames, include_parents=False):
"""
Parse a list of field names, possibly including dot-separated subform
fields, into an internal ParsedFieldList object representing the base
fields and subform listed.
:param fieldnames: a list of field names as strings. dot-separated nam... | python | def _parse_field_list(fieldnames, include_parents=False):
"""
Parse a list of field names, possibly including dot-separated subform
fields, into an internal ParsedFieldList object representing the base
fields and subform listed.
:param fieldnames: a list of field names as strings. dot-separated nam... | [
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46,958 | emory-libraries/eulxml | eulxml/forms/xmlobject.py | xmlobject_to_dict | def xmlobject_to_dict(instance, fields=None, exclude=None, prefix=''):
"""
Generate a dictionary based on the data in an XmlObject instance to pass as
a Form's ``initial`` keyword argument.
:param instance: instance of :class:`~eulxml.xmlmap.XmlObject`
:param fields: optional list of fields - if sp... | python | def xmlobject_to_dict(instance, fields=None, exclude=None, prefix=''):
"""
Generate a dictionary based on the data in an XmlObject instance to pass as
a Form's ``initial`` keyword argument.
:param instance: instance of :class:`~eulxml.xmlmap.XmlObject`
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46,959 | emory-libraries/eulxml | eulxml/forms/xmlobject.py | XmlObjectForm.update_instance | def update_instance(self):
"""Save bound form data into the XmlObject model instance and return the
updated instance."""
# NOTE: django model form has a save method - not applicable here,
# since an XmlObject by itself is not expected to have a save method
# (only likely to be s... | python | def update_instance(self):
"""Save bound form data into the XmlObject model instance and return the
updated instance."""
# NOTE: django model form has a save method - not applicable here,
# since an XmlObject by itself is not expected to have a save method
# (only likely to be s... | [
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46,960 | emory-libraries/eulxml | eulxml/forms/xmlobject.py | XmlObjectForm._update_subinstance | def _update_subinstance(self, name, subform):
"""Save bound data for a single subform into the XmlObject model
instance."""
old_subinstance = getattr(self.instance, name)
new_subinstance = subform.update_instance()
# if our instance previously had no node for the subform AND the... | python | def _update_subinstance(self, name, subform):
"""Save bound data for a single subform into the XmlObject model
instance."""
old_subinstance = getattr(self.instance, name)
new_subinstance = subform.update_instance()
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46,961 | blockstack/virtualchain | virtualchain/lib/blockchain/session.py | create_bitcoind_connection | def create_bitcoind_connection( rpc_username, rpc_password, server, port, use_https, timeout ):
"""
Creates an RPC client to a bitcoind instance.
It will have ".opts" defined as a member, which will be a dict that stores the above connection options.
"""
from .bitcoin_blockchain import AuthServ... | python | def create_bitcoind_connection( rpc_username, rpc_password, server, port, use_https, timeout ):
"""
Creates an RPC client to a bitcoind instance.
It will have ".opts" defined as a member, which will be a dict that stores the above connection options.
"""
from .bitcoin_blockchain import AuthServ... | [
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46,962 | blockstack/virtualchain | virtualchain/lib/blockchain/session.py | connect_bitcoind_impl | def connect_bitcoind_impl( bitcoind_opts ):
"""
Create a connection to bitcoind, using a dict of config options.
"""
if 'bitcoind_port' not in bitcoind_opts.keys() or bitcoind_opts['bitcoind_port'] is None:
log.error("No port given")
raise ValueError("No RPC port given (bitcoind_port)")... | python | def connect_bitcoind_impl( bitcoind_opts ):
"""
Create a connection to bitcoind, using a dict of config options.
"""
if 'bitcoind_port' not in bitcoind_opts.keys() or bitcoind_opts['bitcoind_port'] is None:
log.error("No port given")
raise ValueError("No RPC port given (bitcoind_port)")... | [
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46,963 | blockstack/virtualchain | virtualchain/lib/blockchain/session.py | get_bitcoind_client | def get_bitcoind_client(config_path=None, bitcoind_opts=None):
"""
Connect to bitcoind
"""
if bitcoind_opts is None and config_path is None:
raise ValueError("Need bitcoind opts or config path")
bitcoind_opts = get_bitcoind_config(config_file=config_path)
log.debug("Connect to bitcoind ... | python | def get_bitcoind_client(config_path=None, bitcoind_opts=None):
"""
Connect to bitcoind
"""
if bitcoind_opts is None and config_path is None:
raise ValueError("Need bitcoind opts or config path")
bitcoind_opts = get_bitcoind_config(config_file=config_path)
log.debug("Connect to bitcoind ... | [
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46,964 | blockstack/virtualchain | virtualchain/lib/ecdsalib.py | set_privkey_compressed | def set_privkey_compressed(privkey, compressed=True):
"""
Make sure the private key given is compressed or not compressed
"""
if len(privkey) != 64 and len(privkey) != 66:
raise ValueError("expected 32-byte private key as a hex string")
# compressed?
if compressed and len(privkey) == 64... | python | def set_privkey_compressed(privkey, compressed=True):
"""
Make sure the private key given is compressed or not compressed
"""
if len(privkey) != 64 and len(privkey) != 66:
raise ValueError("expected 32-byte private key as a hex string")
# compressed?
if compressed and len(privkey) == 64... | [
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46,965 | blockstack/virtualchain | virtualchain/lib/ecdsalib.py | get_pubkey_hex | def get_pubkey_hex( privatekey_hex ):
"""
Get the uncompressed hex form of a private key
"""
if not isinstance(privatekey_hex, (str, unicode)):
raise ValueError("private key is not a hex string but {}".format(str(type(privatekey_hex))))
# remove 'compressed' hint
if len(privatekey_hex) ... | python | def get_pubkey_hex( privatekey_hex ):
"""
Get the uncompressed hex form of a private key
"""
if not isinstance(privatekey_hex, (str, unicode)):
raise ValueError("private key is not a hex string but {}".format(str(type(privatekey_hex))))
# remove 'compressed' hint
if len(privatekey_hex) ... | [
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46,966 | blockstack/virtualchain | virtualchain/lib/ecdsalib.py | decode_privkey_hex | def decode_privkey_hex(privkey_hex):
"""
Decode a private key for ecdsa signature
"""
if not isinstance(privkey_hex, (str, unicode)):
raise ValueError("private key is not a string")
# force uncompressed
priv = str(privkey_hex)
if len(priv) > 64:
if priv[-2:] != '01':
... | python | def decode_privkey_hex(privkey_hex):
"""
Decode a private key for ecdsa signature
"""
if not isinstance(privkey_hex, (str, unicode)):
raise ValueError("private key is not a string")
# force uncompressed
priv = str(privkey_hex)
if len(priv) > 64:
if priv[-2:] != '01':
... | [
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46,967 | blockstack/virtualchain | virtualchain/lib/ecdsalib.py | decode_pubkey_hex | def decode_pubkey_hex(pubkey_hex):
"""
Decode a public key for ecdsa verification
"""
if not isinstance(pubkey_hex, (str, unicode)):
raise ValueError("public key is not a string")
pubk = keylib.key_formatting.decompress(str(pubkey_hex))
assert len(pubk) == 130
pubk_raw = pubk[2:]
... | python | def decode_pubkey_hex(pubkey_hex):
"""
Decode a public key for ecdsa verification
"""
if not isinstance(pubkey_hex, (str, unicode)):
raise ValueError("public key is not a string")
pubk = keylib.key_formatting.decompress(str(pubkey_hex))
assert len(pubk) == 130
pubk_raw = pubk[2:]
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46,968 | blockstack/virtualchain | virtualchain/lib/ecdsalib.py | encode_signature | def encode_signature(sig_r, sig_s):
"""
Encode an ECDSA signature, with low-s
"""
# enforce low-s
if sig_s * 2 >= SECP256k1_order:
log.debug("High-S to low-S")
sig_s = SECP256k1_order - sig_s
sig_bin = '{:064x}{:064x}'.format(sig_r, sig_s).decode('hex')
assert len(sig_bin) ... | python | def encode_signature(sig_r, sig_s):
"""
Encode an ECDSA signature, with low-s
"""
# enforce low-s
if sig_s * 2 >= SECP256k1_order:
log.debug("High-S to low-S")
sig_s = SECP256k1_order - sig_s
sig_bin = '{:064x}{:064x}'.format(sig_r, sig_s).decode('hex')
assert len(sig_bin) ... | [
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46,969 | blockstack/virtualchain | virtualchain/lib/ecdsalib.py | decode_signature | def decode_signature(sigb64):
"""
Decode a signature into r, s
"""
sig_bin = base64.b64decode(sigb64)
if len(sig_bin) != 64:
raise ValueError("Invalid base64 signature")
sig_hex = sig_bin.encode('hex')
sig_r = int(sig_hex[:64], 16)
sig_s = int(sig_hex[64:], 16)
return sig_r,... | python | def decode_signature(sigb64):
"""
Decode a signature into r, s
"""
sig_bin = base64.b64decode(sigb64)
if len(sig_bin) != 64:
raise ValueError("Invalid base64 signature")
sig_hex = sig_bin.encode('hex')
sig_r = int(sig_hex[:64], 16)
sig_s = int(sig_hex[64:], 16)
return sig_r,... | [
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46,970 | blockstack/virtualchain | virtualchain/lib/ecdsalib.py | sign_raw_data | def sign_raw_data(raw_data, privatekey_hex):
"""
Sign a string of data.
Returns signature as a base64 string
"""
if not isinstance(raw_data, (str, unicode)):
raise ValueError("Data is not a string")
raw_data = str(raw_data)
si = ECSigner(privatekey_hex)
si.update(raw_data)
... | python | def sign_raw_data(raw_data, privatekey_hex):
"""
Sign a string of data.
Returns signature as a base64 string
"""
if not isinstance(raw_data, (str, unicode)):
raise ValueError("Data is not a string")
raw_data = str(raw_data)
si = ECSigner(privatekey_hex)
si.update(raw_data)
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46,971 | blockstack/virtualchain | virtualchain/lib/ecdsalib.py | verify_raw_data | def verify_raw_data(raw_data, pubkey_hex, sigb64):
"""
Verify the signature over a string, given the public key
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Return False on error.
"""
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r... | python | def verify_raw_data(raw_data, pubkey_hex, sigb64):
"""
Verify the signature over a string, given the public key
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Return True on success.
Return False on error.
"""
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46,972 | blockstack/virtualchain | virtualchain/lib/ecdsalib.py | sign_digest | def sign_digest(hash_hex, privkey_hex, hashfunc=hashlib.sha256):
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Given a digest and a private key, sign it.
Return the base64-encoded signature
"""
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pk_i = decode_p... | python | def sign_digest(hash_hex, privkey_hex, hashfunc=hashlib.sha256):
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Given a digest and a private key, sign it.
Return the base64-encoded signature
"""
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46,973 | blockstack/virtualchain | virtualchain/lib/ecdsalib.py | ECSigner.finalize | def finalize(self):
"""
Get the base64-encoded signature itself.
Can only be called once.
"""
signature = self.signer.finalize()
sig_r, sig_s = decode_dss_signature(signature)
sig_b64 = encode_signature(sig_r, sig_s)
return sig_b64 | python | def finalize(self):
"""
Get the base64-encoded signature itself.
Can only be called once.
"""
signature = self.signer.finalize()
sig_r, sig_s = decode_dss_signature(signature)
sig_b64 = encode_signature(sig_r, sig_s)
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46,974 | blockstack/virtualchain | virtualchain/lib/ecdsalib.py | ECVerifier.update | def update(self, data):
"""
Update the hash used to generate the signature
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log.error("Invalid data: {} ({})".format(type(data), data))
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46,975 | mdickinson/bigfloat | examples/contfrac.py | semiconvergents | def semiconvergents(x):
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"""Semiconvergents of continued fraction expansion of a Fraction x."""
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46,976 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/_cartesian_class_pandas_wrapper.py | PandasWrapper.replace | def replace(self, to_replace=None, value=None, inplace=False,
limit=None, regex=False, method='pad', axis=None):
"""Replace values given in 'to_replace' with 'value'.
Wrapper around the :meth:`pandas.DataFrame.replace` method.
"""
if inplace:
self._frame.repl... | python | def replace(self, to_replace=None, value=None, inplace=False,
limit=None, regex=False, method='pad', axis=None):
"""Replace values given in 'to_replace' with 'value'.
Wrapper around the :meth:`pandas.DataFrame.replace` method.
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46,977 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/_cartesian_class_pandas_wrapper.py | PandasWrapper.append | def append(self, other, ignore_index=False):
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46,978 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/_cartesian_class_pandas_wrapper.py | PandasWrapper.apply | def apply(self, *args, **kwargs):
"""Applies function along input axis of DataFrame.
Wrapper around the :meth:`pandas.DataFrame.apply` method.
"""
return self.__class__(self._frame.apply(*args, **kwargs),
metadata=self.metadata,
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"""Applies function along input axis of DataFrame.
Wrapper around the :meth:`pandas.DataFrame.apply` method.
"""
return self.__class__(self._frame.apply(*args, **kwargs),
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46,979 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/_cartesian_class_pandas_wrapper.py | PandasWrapper.applymap | def applymap(self, *args, **kwargs):
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Wrapper around the :meth:`pandas.DataFrame.applymap` method.
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46,980 | anjianshi/flask-restful-extend | flask_restful_extend/marshal.py | marshal_with_model | def marshal_with_model(model, excludes=None, only=None, extends=None):
"""With this decorator, you can return ORM model instance, or ORM query in view function directly.
We'll transform these objects to standard python data structures, like Flask-RESTFul's `marshal_with` decorator.
And, you don't need defin... | python | def marshal_with_model(model, excludes=None, only=None, extends=None):
"""With this decorator, you can return ORM model instance, or ORM query in view function directly.
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46,981 | anjianshi/flask-restful-extend | flask_restful_extend/marshal.py | quick_marshal | def quick_marshal(*args, **kwargs):
"""In some case, one view functions may return different model in different situation.
Use `marshal_with_model` to handle this situation was tedious.
This function can simplify this process.
Usage：
quick_marshal(args_to_marshal_with_model)(db_instance_or_query)
... | python | def quick_marshal(*args, **kwargs):
"""In some case, one view functions may return different model in different situation.
Use `marshal_with_model` to handle this situation was tedious.
This function can simplify this process.
Usage：
quick_marshal(args_to_marshal_with_model)(db_instance_or_query)
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46,982 | anjianshi/flask-restful-extend | flask_restful_extend/marshal.py | _wrap_field | def _wrap_field(field):
"""Improve Flask-RESTFul's original field type"""
class WrappedField(field):
def output(self, key, obj):
value = _fields.get_value(key if self.attribute is None else self.attribute, obj)
# For all fields, when its value was null (None), return null direct... | python | def _wrap_field(field):
"""Improve Flask-RESTFul's original field type"""
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46,983 | mcocdawc/chemcoord | src/chemcoord/configuration.py | write_configuration_file | def write_configuration_file(filepath=_give_default_file_path(),
overwrite=False):
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Writes the current state of settings into a configuration file.
.. note:: Since a file is permamently written, this function
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46,984 | emory-libraries/eulxml | eulxml/xmlmap/eadmap.py | Component.hasSubseries | def hasSubseries(self):
"""Check if this component has subseries or not.
Determined based on level of first subcomponent (series or subseries)
or if first component has subcomponents present.
:rtype: boolean
"""
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Determined based on level of first subcomponent (series or subseries)
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46,985 | probcomp/crosscat | src/LocalEngine.py | LocalEngine.initialize | def initialize(
self, M_c, M_r, T, seed, initialization=b'from_the_prior',
row_initialization=-1, n_chains=1,
ROW_CRP_ALPHA_GRID=(), COLUMN_CRP_ALPHA_GRID=(),
S_GRID=(), MU_GRID=(), N_GRID=31,):
"""Sample a latent state from prior.
T, list of lists:
... | python | def initialize(
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row_initialization=-1, n_chains=1,
ROW_CRP_ALPHA_GRID=(), COLUMN_CRP_ALPHA_GRID=(),
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"""Sample a latent state from prior.
T, list of lists:
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46,986 | probcomp/crosscat | src/LocalEngine.py | LocalEngine.insert | def insert(
self, M_c, T, X_L_list, X_D_list, new_rows=None, N_GRID=31,
CT_KERNEL=0):
"""Insert mutates the data T."""
if new_rows is None:
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self, M_c, T, X_L_list, X_D_list, new_rows=None, N_GRID=31,
CT_KERNEL=0):
"""Insert mutates the data T."""
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46,987 | probcomp/crosscat | src/LocalEngine.py | LocalEngine.analyze | def analyze(self, M_c, T, X_L, X_D, seed, kernel_list=(), n_steps=1, c=(),
r=(),
max_iterations=-1, max_time=-1, do_diagnostics=False,
diagnostics_every_N=1,
ROW_CRP_ALPHA_GRID=(),
COLUMN_CRP_ALPHA_GRID=(),
S_GRID=(), MU_GRI... | python | def analyze(self, M_c, T, X_L, X_D, seed, kernel_list=(), n_steps=1, c=(),
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max_iterations=-1, max_time=-1, do_diagnostics=False,
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46,988 | probcomp/crosscat | src/LocalEngine.py | LocalEngine.simple_predictive_sample | def simple_predictive_sample(self, M_c, X_L, X_D, Y, Q, seed, n=1):
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:param Y: A list of constraints to apply when sampling. Each constraint
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in... | python | def simple_predictive_sample(self, M_c, X_L, X_D, Y, Q, seed, n=1):
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:param Y: A list of constraints to apply when sampling. Each constraint
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46,989 | probcomp/crosscat | src/LocalEngine.py | LocalEngine.mutual_information | def mutual_information(
self, M_c, X_L_list, X_D_list, Q, seed, n_samples=1000):
"""Estimate mutual information for each pair of columns on Q given
the set of samples.
:param Q: List of tuples where each tuple contains the two column
indexes to compare
:type Q: l... | python | def mutual_information(
self, M_c, X_L_list, X_D_list, Q, seed, n_samples=1000):
"""Estimate mutual information for each pair of columns on Q given
the set of samples.
:param Q: List of tuples where each tuple contains the two column
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46,990 | probcomp/crosscat | src/LocalEngine.py | LocalEngine.similarity | def similarity(
self, M_c, X_L_list, X_D_list, given_row_id, target_row_id,
target_columns=None):
"""Computes the similarity of the given row to the target row,
averaged over all the column indexes given by target_columns.
:param given_row_id: the id of one of the rows t... | python | def similarity(
self, M_c, X_L_list, X_D_list, given_row_id, target_row_id,
target_columns=None):
"""Computes the similarity of the given row to the target row,
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46,991 | probcomp/crosscat | src/LocalEngine.py | LocalEngine.impute | def impute(self, M_c, X_L, X_D, Y, Q, seed, n):
"""Impute values from predictive distribution of the given latent state.
:param Y: A list of constraints to apply when sampling. Each constraint
is a triplet of (r,d,v): r is the row index, d is the column
index and v is the value... | python | def impute(self, M_c, X_L, X_D, Y, Q, seed, n):
"""Impute values from predictive distribution of the given latent state.
:param Y: A list of constraints to apply when sampling. Each constraint
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46,992 | probcomp/crosscat | src/LocalEngine.py | LocalEngine.impute_and_confidence | def impute_and_confidence(self, M_c, X_L, X_D, Y, Q, seed, n):
"""Impute values and confidence of the value from the predictive
distribution of the given latent state.
:param Y: A list of constraints to apply when sampling. Each constraint
is a triplet of (r, d, v): r is the row in... | python | def impute_and_confidence(self, M_c, X_L, X_D, Y, Q, seed, n):
"""Impute values and confidence of the value from the predictive
distribution of the given latent state.
:param Y: A list of constraints to apply when sampling. Each constraint
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46,993 | probcomp/crosscat | src/LocalEngine.py | LocalEngine.ensure_col_dep_constraints | def ensure_col_dep_constraints(
self, M_c, M_r, T, X_L, X_D, dep_constraints,
seed, max_rejections=100):
"""Ensures dependencey or indepdendency between columns.
`dep_constraints` is a list of where each entry is an (int, int, bool)
tuple where the first two entries are ... | python | def ensure_col_dep_constraints(
self, M_c, M_r, T, X_L, X_D, dep_constraints,
seed, max_rejections=100):
"""Ensures dependencey or indepdendency between columns.
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46,994 | probcomp/crosscat | src/LocalEngine.py | LocalEngine.ensure_row_dep_constraint | def ensure_row_dep_constraint(
self, M_c, T, X_L, X_D, row1, row2, dependent=True, wrt=None,
max_iter=100, force=False):
"""Ensures dependencey or indepdendency between rows with respect to
columns."""
X_L_list, X_D_list, was_multistate = su.ensure_multistate(X_L, X_D)
... | python | def ensure_row_dep_constraint(
self, M_c, T, X_L, X_D, row1, row2, dependent=True, wrt=None,
max_iter=100, force=False):
"""Ensures dependencey or indepdendency between rows with respect to
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X_L_list, X_D_list, was_multistate = su.ensure_multistate(X_L, X_D)
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46,995 | mdickinson/bigfloat | bigfloat/formatting.py | parse_format_specifier | def parse_format_specifier(specification):
"""
Parse the given format specification and return a dictionary
containing relevant values.
"""
m = _parse_format_specifier_regex.match(specification)
if m is None:
raise ValueError(
"Invalid format specifier: {!r}".format(specific... | python | def parse_format_specifier(specification):
"""
Parse the given format specification and return a dictionary
containing relevant values.
"""
m = _parse_format_specifier_regex.match(specification)
if m is None:
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46,996 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/_cartesian_class_core.py | CartesianCore.get_bonds | def get_bonds(self,
self_bonding_allowed=False,
offset=3,
modified_properties=None,
use_lookup=False,
set_lookup=True,
atomic_radius_data=None
):
"""Return a dictionary representing the ... | python | def get_bonds(self,
self_bonding_allowed=False,
offset=3,
modified_properties=None,
use_lookup=False,
set_lookup=True,
atomic_radius_data=None
):
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46,997 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/_cartesian_class_core.py | CartesianCore.get_coordination_sphere | def get_coordination_sphere(
self, index_of_atom, n_sphere=1, give_only_index=False,
only_surface=True, exclude=None,
use_lookup=None):
"""Return a Cartesian of atoms in the n-th coordination sphere.
Connected means that a path along covalent bonds exists.
A... | python | def get_coordination_sphere(
self, index_of_atom, n_sphere=1, give_only_index=False,
only_surface=True, exclude=None,
use_lookup=None):
"""Return a Cartesian of atoms in the n-th coordination sphere.
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46,998 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/_cartesian_class_core.py | CartesianCore._preserve_bonds | def _preserve_bonds(self, sliced_cartesian,
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"""Is called after cutting geometric shapes.
If you want to change the rules how bonds are preserved, when
applying e.g. :meth:`Cartesian.cut_sphere` this is the
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... | python | def _preserve_bonds(self, sliced_cartesian,
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... | Is called after cutting geometric shapes.
If you want to change the rules how bonds are preserved, when
applying e.g. :meth:`Cartesian.cut_sphere` this is the
function you have to modify.
It is recommended to inherit from the Cartesian class to
tailor it for your pro... | [
"Is",
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"geometric",
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"."
] | 95561ce387c142227c38fb14a1d182179aef8f5f | https://github.com/mcocdawc/chemcoord/blob/95561ce387c142227c38fb14a1d182179aef8f5f/src/chemcoord/cartesian_coordinates/_cartesian_class_core.py#L557-L601 |
46,999 | mcocdawc/chemcoord | src/chemcoord/cartesian_coordinates/_cartesian_class_core.py | CartesianCore.cut_sphere | def cut_sphere(
self,
radius=15.,
origin=None,
outside_sliced=True,
preserve_bonds=False):
"""Cut a sphere specified by origin and radius.
Args:
radius (float):
origin (list): Please note that you can also pass an
... | python | def cut_sphere(
self,
radius=15.,
origin=None,
outside_sliced=True,
preserve_bonds=False):
"""Cut a sphere specified by origin and radius.
Args:
radius (float):
origin (list): Please note that you can also pass an
... | [
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"3"... | Cut a sphere specified by origin and radius.
Args:
radius (float):
origin (list): Please note that you can also pass an
integer. In this case it is interpreted as the
index of the atom which is taken as origin.
outside_sliced (bool): Atoms out... | [
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] | 95561ce387c142227c38fb14a1d182179aef8f5f | https://github.com/mcocdawc/chemcoord/blob/95561ce387c142227c38fb14a1d182179aef8f5f/src/chemcoord/cartesian_coordinates/_cartesian_class_core.py#L603-L639 |
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