Search is not available for this dataset
identifier stringlengths 1 155 | parameters stringlengths 2 6.09k | docstring stringlengths 11 63.4k | docstring_summary stringlengths 0 63.4k | function stringlengths 29 99.8k | function_tokens list | start_point list | end_point list | language stringclasses 1
value | docstring_language stringlengths 2 7 | docstring_language_predictions stringlengths 18 23 | is_langid_reliable stringclasses 2
values |
|---|---|---|---|---|---|---|---|---|---|---|---|
SingleObjectMixin.get_context_data | (self, **kwargs) |
Insert the single object into the context dict.
|
Insert the single object into the context dict.
| def get_context_data(self, **kwargs):
"""
Insert the single object into the context dict.
"""
context = {}
if self.object:
context['object'] = self.object
context_object_name = self.get_context_object_name(self.object)
if context_object_name:
... | [
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SingleObjectTemplateResponseMixin.get_template_names | (self) |
Return a list of template names to be used for the request. May not be
called if render_to_response is overridden. Returns the following list:
* the value of ``template_name`` on the view (if provided)
* the contents of the ``template_name_field`` field on the
object instance... |
Return a list of template names to be used for the request. May not be
called if render_to_response is overridden. Returns the following list: | def get_template_names(self):
"""
Return a list of template names to be used for the request. May not be
called if render_to_response is overridden. Returns the following list:
* the value of ``template_name`` on the view (if provided)
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normalize | (pattern) |
Given a reg-exp pattern, normalizes it to an iterable of forms that
suffice for reverse matching. This does the following:
(1) For any repeating sections, keeps the minimum number of occurrences
permitted (this means zero for optional groups).
(2) If an optional group includes parameters, incl... |
Given a reg-exp pattern, normalizes it to an iterable of forms that
suffice for reverse matching. This does the following: | def normalize(pattern):
"""
Given a reg-exp pattern, normalizes it to an iterable of forms that
suffice for reverse matching. This does the following:
(1) For any repeating sections, keeps the minimum number of occurrences
permitted (this means zero for optional groups).
(2) If an optional ... | [
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next_char | (input_iter) |
An iterator that yields the next character from "pattern_iter", respecting
escape sequences. An escaped character is replaced by a representative of
its class (e.g. \w -> "x"). If the escaped character is one that is
skipped, it is not returned (the next character is returned instead).
Yields the ... |
An iterator that yields the next character from "pattern_iter", respecting
escape sequences. An escaped character is replaced by a representative of
its class (e.g. \w -> "x"). If the escaped character is one that is
skipped, it is not returned (the next character is returned instead). | def next_char(input_iter):
"""
An iterator that yields the next character from "pattern_iter", respecting
escape sequences. An escaped character is replaced by a representative of
its class (e.g. \w -> "x"). If the escaped character is one that is
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walk_to_end | (ch, input_iter) |
The iterator is currently inside a capturing group. We want to walk to the
close of this group, skipping over any nested groups and handling escaped
parentheses correctly.
|
The iterator is currently inside a capturing group. We want to walk to the
close of this group, skipping over any nested groups and handling escaped
parentheses correctly.
| def walk_to_end(ch, input_iter):
"""
The iterator is currently inside a capturing group. We want to walk to the
close of this group, skipping over any nested groups and handling escaped
parentheses correctly.
"""
if ch == '(':
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get_quantifier | (ch, input_iter) |
Parse a quantifier from the input, where "ch" is the first character in the
quantifier.
Returns the minimum number of occurrences permitted by the quantifier and
either None or the next character from the input_iter if the next character
is not part of the quantifier.
|
Parse a quantifier from the input, where "ch" is the first character in the
quantifier. | def get_quantifier(ch, input_iter):
"""
Parse a quantifier from the input, where "ch" is the first character in the
quantifier.
Returns the minimum number of occurrences permitted by the quantifier and
either None or the next character from the input_iter if the next character
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contains | (source, inst) |
Returns True if the "source" contains an instance of "inst". False,
otherwise.
|
Returns True if the "source" contains an instance of "inst". False,
otherwise.
| def contains(source, inst):
"""
Returns True if the "source" contains an instance of "inst". False,
otherwise.
"""
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return True
if isinstance(source, NonCapture):
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flatten_result | (source) |
Turns the given source sequence into a list of reg-exp possibilities and
their arguments. Returns a list of strings and a list of argument lists.
Each of the two lists will be of the same length.
|
Turns the given source sequence into a list of reg-exp possibilities and
their arguments. Returns a list of strings and a list of argument lists.
Each of the two lists will be of the same length.
| def flatten_result(source):
"""
Turns the given source sequence into a list of reg-exp possibilities and
their arguments. Returns a list of strings and a list of argument lists.
Each of the two lists will be of the same length.
"""
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get_supported_platform | () | Return this platform's maximum compatible version.
distutils.util.get_platform() normally reports the minimum version
of Mac OS X that would be required to *use* extensions produced by
distutils. But what we want when checking compatibility is to know the
version of Mac OS X that we are *running*. To... | Return this platform's maximum compatible version. | def get_supported_platform():
"""Return this platform's maximum compatible version.
distutils.util.get_platform() normally reports the minimum version
of Mac OS X that would be required to *use* extensions produced by
distutils. But what we want when checking compatibility is to know the
version o... | [
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register_loader_type | (loader_type, provider_factory) | Register `provider_factory` to make providers for `loader_type`
`loader_type` is the type or class of a PEP 302 ``module.__loader__``,
and `provider_factory` is a function that, passed a *module* object,
returns an ``IResourceProvider`` for that module.
| Register `provider_factory` to make providers for `loader_type` | def register_loader_type(loader_type, provider_factory):
"""Register `provider_factory` to make providers for `loader_type`
`loader_type` is the type or class of a PEP 302 ``module.__loader__``,
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get_provider | (moduleOrReq) | Return an IResourceProvider for the named module or requirement | Return an IResourceProvider for the named module or requirement | def get_provider(moduleOrReq):
"""Return an IResourceProvider for the named module or requirement"""
if isinstance(moduleOrReq, Requirement):
return working_set.find(moduleOrReq) or require(str(moduleOrReq))[0]
try:
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get_build_platform | () | Return this platform's string for platform-specific distributions
XXX Currently this is the same as ``distutils.util.get_platform()``, but it
needs some hacks for Linux and Mac OS X.
| Return this platform's string for platform-specific distributions | def get_build_platform():
"""Return this platform's string for platform-specific distributions
XXX Currently this is the same as ``distutils.util.get_platform()``, but it
needs some hacks for Linux and Mac OS X.
"""
from sysconfig import get_platform
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compatible_platforms | (provided, required) | Can code for the `provided` platform run on the `required` platform?
Returns true if either platform is ``None``, or the platforms are equal.
XXX Needs compatibility checks for Linux and other unixy OSes.
| Can code for the `provided` platform run on the `required` platform? | def compatible_platforms(provided, required):
"""Can code for the `provided` platform run on the `required` platform?
Returns true if either platform is ``None``, or the platforms are equal.
XXX Needs compatibility checks for Linux and other unixy OSes.
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run_script | (dist_spec, script_name) | Locate distribution `dist_spec` and run its `script_name` script | Locate distribution `dist_spec` and run its `script_name` script | def run_script(dist_spec, script_name):
"""Locate distribution `dist_spec` and run its `script_name` script"""
ns = sys._getframe(1).f_globals
name = ns['__name__']
ns.clear()
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get_distribution | (dist) | Return a current distribution object for a Requirement or string | Return a current distribution object for a Requirement or string | def get_distribution(dist):
"""Return a current distribution object for a Requirement or string"""
if isinstance(dist, six.string_types):
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load_entry_point | (dist, group, name) | Return `name` entry point of `group` for `dist` or raise ImportError | Return `name` entry point of `group` for `dist` or raise ImportError | def load_entry_point(dist, group, name):
"""Return `name` entry point of `group` for `dist` or raise ImportError"""
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get_entry_map | (dist, group=None) | Return the entry point map for `group`, or the full entry map | Return the entry point map for `group`, or the full entry map | def get_entry_map(dist, group=None):
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get_entry_info | (dist, group, name) | Return the EntryPoint object for `group`+`name`, or ``None`` | Return the EntryPoint object for `group`+`name`, or ``None`` | def get_entry_info(dist, group, name):
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get_default_cache | () |
Return the ``PYTHON_EGG_CACHE`` environment variable
or a platform-relevant user cache dir for an app
named "Python-Eggs".
|
Return the ``PYTHON_EGG_CACHE`` environment variable
or a platform-relevant user cache dir for an app
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| def get_default_cache():
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Return the ``PYTHON_EGG_CACHE`` environment variable
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safe_name | (name) | Convert an arbitrary string to a standard distribution name
Any runs of non-alphanumeric/. characters are replaced with a single '-'.
| Convert an arbitrary string to a standard distribution name | def safe_name(name):
"""Convert an arbitrary string to a standard distribution name
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safe_version | (version) |
Convert an arbitrary string to a standard version string
|
Convert an arbitrary string to a standard version string
| def safe_version(version):
"""
Convert an arbitrary string to a standard version string
"""
try:
# normalize the version
return str(packaging.version.Version(version))
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version = version.replace(' ', '.')
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safe_extra | (extra) | Convert an arbitrary string to a standard 'extra' name
Any runs of non-alphanumeric characters are replaced with a single '_',
and the result is always lowercased.
| Convert an arbitrary string to a standard 'extra' name | def safe_extra(extra):
"""Convert an arbitrary string to a standard 'extra' name
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"""
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to_filename | (name) | Convert a project or version name to its filename-escaped form
Any '-' characters are currently replaced with '_'.
| Convert a project or version name to its filename-escaped form | def to_filename(name):
"""Convert a project or version name to its filename-escaped form
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"""
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invalid_marker | (text) |
Validate text as a PEP 508 environment marker; return an exception
if invalid or False otherwise.
|
Validate text as a PEP 508 environment marker; return an exception
if invalid or False otherwise.
| def invalid_marker(text):
"""
Validate text as a PEP 508 environment marker; return an exception
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1364,
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evaluate_marker | (text, extra=None) |
Evaluate a PEP 508 environment marker.
Return a boolean indicating the marker result in this environment.
Raise SyntaxError if marker is invalid.
This implementation uses the 'pyparsing' module.
|
Evaluate a PEP 508 environment marker.
Return a boolean indicating the marker result in this environment.
Raise SyntaxError if marker is invalid. | def evaluate_marker(text, extra=None):
"""
Evaluate a PEP 508 environment marker.
Return a boolean indicating the marker result in this environment.
Raise SyntaxError if marker is invalid.
This implementation uses the 'pyparsing' module.
"""
try:
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register_finder | (importer_type, distribution_finder) | Register `distribution_finder` to find distributions in sys.path items
`importer_type` is the type or class of a PEP 302 "Importer" (sys.path item
handler), and `distribution_finder` is a callable that, passed a path
item and the importer instance, yields ``Distribution`` instances found on
that path i... | Register `distribution_finder` to find distributions in sys.path items | def register_finder(importer_type, distribution_finder):
"""Register `distribution_finder` to find distributions in sys.path items
`importer_type` is the type or class of a PEP 302 "Importer" (sys.path item
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find_distributions | (path_item, only=False) | Yield distributions accessible via `path_item` | Yield distributions accessible via `path_item` | def find_distributions(path_item, only=False):
"""Yield distributions accessible via `path_item`"""
importer = get_importer(path_item)
finder = _find_adapter(_distribution_finders, importer)
return finder(importer, path_item, only) | [
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find_eggs_in_zip | (importer, path_item, only=False) |
Find eggs in zip files; possibly multiple nested eggs.
|
Find eggs in zip files; possibly multiple nested eggs.
| def find_eggs_in_zip(importer, path_item, only=False):
"""
Find eggs in zip files; possibly multiple nested eggs.
"""
if importer.archive.endswith('.whl'):
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_by_version_descending | (names) |
Given a list of filenames, return them in descending order
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>>> names = 'bar', 'foo', 'Python-2.7.10.egg', 'Python-2.7.2.egg'
>>> _by_version_descending(names)
['Python-2.7.10.egg', 'Python-2.7.2.egg', 'foo', 'bar']
>>> names = 'Setuptools-1.2.3b1.egg', 'Setuptools-1.2.3.egg'... |
Given a list of filenames, return them in descending order
by version number. | def _by_version_descending(names):
"""
Given a list of filenames, return them in descending order
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>>> names = 'bar', 'foo', 'Python-2.7.10.egg', 'Python-2.7.2.egg'
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['Python-2.7.10.egg', 'Python-2.7.2.egg', 'foo', 'bar']
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find_on_path | (importer, path_item, only=False) | Yield distributions accessible on a sys.path directory | Yield distributions accessible on a sys.path directory | def find_on_path(importer, path_item, only=False):
"""Yield distributions accessible on a sys.path directory"""
path_item = _normalize_cached(path_item)
if _is_unpacked_egg(path_item):
yield Distribution.from_filename(
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dist_factory | (path_item, entry, only) |
Return a dist_factory for a path_item and entry
|
Return a dist_factory for a path_item and entry
| def dist_factory(path_item, entry, only):
"""
Return a dist_factory for a path_item and entry
"""
lower = entry.lower()
is_meta = any(map(lower.endswith, ('.egg-info', '.dist-info')))
return (
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safe_listdir | (path) |
Attempt to list contents of path, but suppress some exceptions.
|
Attempt to list contents of path, but suppress some exceptions.
| def safe_listdir(path):
"""
Attempt to list contents of path, but suppress some exceptions.
"""
try:
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non_empty_lines | (path) |
Yield non-empty lines from file at path
|
Yield non-empty lines from file at path
| def non_empty_lines(path):
"""
Yield non-empty lines from file at path
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resolve_egg_link | (path) |
Given a path to an .egg-link, resolve distributions
present in the referenced path.
|
Given a path to an .egg-link, resolve distributions
present in the referenced path.
| def resolve_egg_link(path):
"""
Given a path to an .egg-link, resolve distributions
present in the referenced path.
"""
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register_namespace_handler | (importer_type, namespace_handler) | Register `namespace_handler` to declare namespace packages
`importer_type` is the type or class of a PEP 302 "Importer" (sys.path item
handler), and `namespace_handler` is a callable like this::
def namespace_handler(importer, path_entry, moduleName, module):
# return a path_entry to use f... | Register `namespace_handler` to declare namespace packages | def register_namespace_handler(importer_type, namespace_handler):
"""Register `namespace_handler` to declare namespace packages
`importer_type` is the type or class of a PEP 302 "Importer" (sys.path item
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_handle_ns | (packageName, path_item) | Ensure that named package includes a subpath of path_item (if needed) | Ensure that named package includes a subpath of path_item (if needed) | def _handle_ns(packageName, path_item):
"""Ensure that named package includes a subpath of path_item (if needed)"""
importer = get_importer(path_item)
if importer is None:
return None
# capture warnings due to #1111
with warnings.catch_warnings():
warnings.simplefilter("ignore")
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_rebuild_mod_path | (orig_path, package_name, module) |
Rebuild module.__path__ ensuring that all entries are ordered
corresponding to their sys.path order
|
Rebuild module.__path__ ensuring that all entries are ordered
corresponding to their sys.path order
| def _rebuild_mod_path(orig_path, package_name, module):
"""
Rebuild module.__path__ ensuring that all entries are ordered
corresponding to their sys.path order
"""
sys_path = [_normalize_cached(p) for p in sys.path]
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declare_namespace | (packageName) | Declare that package 'packageName' is a namespace package | Declare that package 'packageName' is a namespace package | def declare_namespace(packageName):
"""Declare that package 'packageName' is a namespace package"""
_imp.acquire_lock()
try:
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path = sys.path
parent, _, _ = packageName.rpartition('.')
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fixup_namespace_packages | (path_item, parent=None) | Ensure that previously-declared namespace packages include path_item | Ensure that previously-declared namespace packages include path_item | def fixup_namespace_packages(path_item, parent=None):
"""Ensure that previously-declared namespace packages include path_item"""
_imp.acquire_lock()
try:
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file_ns_handler | (importer, path_item, packageName, module) | Compute an ns-package subpath for a filesystem or zipfile importer | Compute an ns-package subpath for a filesystem or zipfile importer | def file_ns_handler(importer, path_item, packageName, module):
"""Compute an ns-package subpath for a filesystem or zipfile importer"""
subpath = os.path.join(path_item, packageName.split('.')[-1])
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normalize_path | (filename) | Normalize a file/dir name for comparison purposes | Normalize a file/dir name for comparison purposes | def normalize_path(filename):
"""Normalize a file/dir name for comparison purposes"""
return os.path.normcase(os.path.realpath(os.path.normpath(_cygwin_patch(filename)))) | [
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_cygwin_patch | (filename) |
Contrary to POSIX 2008, on Cygwin, getcwd (3) contains
symlink components. Using
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would probably better, in Cygwin even more so, except
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|
Contrary to POSIX 2008, on Cygwin, getcwd (3) contains
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| def _cygwin_patch(filename): # pragma: nocover
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Contrary to POSIX 2008, on Cygwin, getcwd (3) contains
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_is_egg_path | (path) |
Determine if given path appears to be an egg.
|
Determine if given path appears to be an egg.
| def _is_egg_path(path):
"""
Determine if given path appears to be an egg.
"""
return path.lower().endswith('.egg') | [
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_is_unpacked_egg | (path) |
Determine if given path appears to be an unpacked egg.
|
Determine if given path appears to be an unpacked egg.
| def _is_unpacked_egg(path):
"""
Determine if given path appears to be an unpacked egg.
"""
return (
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yield_lines | (strs) | Yield non-empty/non-comment lines of a string or sequence | Yield non-empty/non-comment lines of a string or sequence | def yield_lines(strs):
"""Yield non-empty/non-comment lines of a string or sequence"""
if isinstance(strs, six.string_types):
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_version_from_file | (lines) |
Given an iterable of lines from a Metadata file, return
the value of the Version field, if present, or None otherwise.
|
Given an iterable of lines from a Metadata file, return
the value of the Version field, if present, or None otherwise.
| def _version_from_file(lines):
"""
Given an iterable of lines from a Metadata file, return
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"""
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VersionConflict.with_context | (self, required_by) |
If required_by is non-empty, return a version of self that is a
ContextualVersionConflict.
|
If required_by is non-empty, return a version of self that is a
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if not required_by:
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IMetadataProvider.has_metadata | (name) | Does the package's distribution contain the named metadata? | Does the package's distribution contain the named metadata? | def has_metadata(name):
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IMetadataProvider.get_metadata | (name) | The named metadata resource as a string | The named metadata resource as a string | def get_metadata(name):
"""The named metadata resource as a string""" | [
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IMetadataProvider.get_metadata_lines | (name) | Yield named metadata resource as list of non-blank non-comment lines
Leading and trailing whitespace is stripped from each line, and lines
with ``#`` as the first non-blank character are omitted. | Yield named metadata resource as list of non-blank non-comment lines | def get_metadata_lines(name):
"""Yield named metadata resource as list of non-blank non-comment lines
Leading and trailing whitespace is stripped from each line, and lines
with ``#`` as the first non-blank character are omitted.""" | [
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IMetadataProvider.metadata_isdir | (name) | Is the named metadata a directory? (like ``os.path.isdir()``) | Is the named metadata a directory? (like ``os.path.isdir()``) | def metadata_isdir(name):
"""Is the named metadata a directory? (like ``os.path.isdir()``)""" | [
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IMetadataProvider.metadata_listdir | (name) | List of metadata names in the directory (like ``os.listdir()``) | List of metadata names in the directory (like ``os.listdir()``) | def metadata_listdir(name):
"""List of metadata names in the directory (like ``os.listdir()``)""" | [
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IMetadataProvider.run_script | (script_name, namespace) | Execute the named script in the supplied namespace dictionary | Execute the named script in the supplied namespace dictionary | def run_script(script_name, namespace):
"""Execute the named script in the supplied namespace dictionary""" | [
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IResourceProvider.get_resource_filename | (manager, resource_name) | Return a true filesystem path for `resource_name`
`manager` must be an ``IResourceManager`` | Return a true filesystem path for `resource_name` | def get_resource_filename(manager, resource_name):
"""Return a true filesystem path for `resource_name`
`manager` must be an ``IResourceManager``""" | [
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IResourceProvider.get_resource_stream | (manager, resource_name) | Return a readable file-like object for `resource_name`
`manager` must be an ``IResourceManager`` | Return a readable file-like object for `resource_name` | def get_resource_stream(manager, resource_name):
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IResourceProvider.get_resource_string | (manager, resource_name) | Return a string containing the contents of `resource_name`
`manager` must be an ``IResourceManager`` | Return a string containing the contents of `resource_name` | def get_resource_string(manager, resource_name):
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IResourceProvider.has_resource | (resource_name) | Does the package contain the named resource? | Does the package contain the named resource? | def has_resource(resource_name):
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IResourceProvider.resource_isdir | (resource_name) | Is the named resource a directory? (like ``os.path.isdir()``) | Is the named resource a directory? (like ``os.path.isdir()``) | def resource_isdir(resource_name):
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IResourceProvider.resource_listdir | (resource_name) | List of resource names in the directory (like ``os.listdir()``) | List of resource names in the directory (like ``os.listdir()``) | def resource_listdir(resource_name):
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WorkingSet.__init__ | (self, entries=None) | Create working set from list of path entries (default=sys.path) | Create working set from list of path entries (default=sys.path) | def __init__(self, entries=None):
"""Create working set from list of path entries (default=sys.path)"""
self.entries = []
self.entry_keys = {}
self.by_key = {}
self.callbacks = []
if entries is None:
entries = sys.path
for entry in entries:
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WorkingSet._build_master | (cls) |
Prepare the master working set.
|
Prepare the master working set.
| def _build_master(cls):
"""
Prepare the master working set.
"""
ws = cls()
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WorkingSet._build_from_requirements | (cls, req_spec) |
Build a working set from a requirement spec. Rewrites sys.path.
|
Build a working set from a requirement spec. Rewrites sys.path.
| def _build_from_requirements(cls, req_spec):
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WorkingSet.add_entry | (self, entry) | Add a path item to ``.entries``, finding any distributions on it
``find_distributions(entry, True)`` is used to find distributions
corresponding to the path entry, and they are added. `entry` is
always appended to ``.entries``, even if it is already present.
(This is because ``sys.path... | Add a path item to ``.entries``, finding any distributions on it | def add_entry(self, entry):
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WorkingSet.__contains__ | (self, dist) | True if `dist` is the active distribution for its project | True if `dist` is the active distribution for its project | def __contains__(self, dist):
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WorkingSet.find | (self, req) | Find a distribution matching requirement `req`
If there is an active distribution for the requested project, this
returns it as long as it meets the version requirement specified by
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does *not* meet the `req` requirem... | Find a distribution matching requirement `req` | def find(self, req):
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WorkingSet.iter_entry_points | (self, group, name=None) | Yield entry point objects from `group` matching `name`
If `name` is None, yields all entry points in `group` from all
distributions in the working set, otherwise only ones matching
both `group` and `name` are yielded (in distribution order).
| Yield entry point objects from `group` matching `name` | def iter_entry_points(self, group, name=None):
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WorkingSet.run_script | (self, requires, script_name) | Locate distribution for `requires` and run `script_name` script | Locate distribution for `requires` and run `script_name` script | def run_script(self, requires, script_name):
"""Locate distribution for `requires` and run `script_name` script"""
ns = sys._getframe(1).f_globals
name = ns['__name__']
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WorkingSet.__iter__ | (self) | Yield distributions for non-duplicate projects in the working set
The yield order is the order in which the items' path entries were
added to the working set.
| Yield distributions for non-duplicate projects in the working set | def __iter__(self):
"""Yield distributions for non-duplicate projects in the working set
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WorkingSet.add | (self, dist, entry=None, insert=True, replace=False) | Add `dist` to working set, associated with `entry`
If `entry` is unspecified, it defaults to the ``.location`` of `dist`.
On exit from this routine, `entry` is added to the end of the working
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`dist` is only added to the working set if ... | Add `dist` to working set, associated with `entry` | def add(self, dist, entry=None, insert=True, replace=False):
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WorkingSet.resolve | (self, requirements, env=None, installer=None,
replace_conflicting=False, extras=None) | List all distributions needed to (recursively) meet `requirements`
`requirements` must be a sequence of ``Requirement`` objects. `env`,
if supplied, should be an ``Environment`` instance. If
not supplied, it defaults to all distributions available within any
entry or distribution in t... | List all distributions needed to (recursively) meet `requirements` | def resolve(self, requirements, env=None, installer=None,
replace_conflicting=False, extras=None):
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WorkingSet.find_plugins | (
self, plugin_env, full_env=None, installer=None, fallback=True) | Find all activatable distributions in `plugin_env`
Example usage::
distributions, errors = working_set.find_plugins(
Environment(plugin_dirlist)
)
# add plugins+libs to sys.path
map(working_set.add, distributions)
# display errors
... | Find all activatable distributions in `plugin_env` | def find_plugins(
self, plugin_env, full_env=None, installer=None, fallback=True):
"""Find all activatable distributions in `plugin_env`
Example usage::
distributions, errors = working_set.find_plugins(
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WorkingSet.require | (self, *requirements) | Ensure that distributions matching `requirements` are activated
`requirements` must be a string or a (possibly-nested) sequence
thereof, specifying the distributions and versions required. The
return value is a sequence of the distributions that needed to be
activated to fulfill the re... | Ensure that distributions matching `requirements` are activated | def require(self, *requirements):
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WorkingSet.subscribe | (self, callback, existing=True) | Invoke `callback` for all distributions
If `existing=True` (default),
call on all existing ones, as well.
| Invoke `callback` for all distributions | def subscribe(self, callback, existing=True):
"""Invoke `callback` for all distributions
If `existing=True` (default),
call on all existing ones, as well.
"""
if callback in self.callbacks:
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self.callbacks.append(callback)
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_ReqExtras.markers_pass | (self, req, extras=None) |
Evaluate markers for req against each extra that
demanded it.
Return False if the req has a marker and fails
evaluation. Otherwise, return True.
|
Evaluate markers for req against each extra that
demanded it. | def markers_pass(self, req, extras=None):
"""
Evaluate markers for req against each extra that
demanded it.
Return False if the req has a marker and fails
evaluation. Otherwise, return True.
"""
extra_evals = (
req.marker.evaluate({'extra': extra})
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Environment.__init__ | (
self, search_path=None, platform=get_supported_platform(),
python=PY_MAJOR) | Snapshot distributions available on a search path
Any distributions found on `search_path` are added to the environment.
`search_path` should be a sequence of ``sys.path`` items. If not
supplied, ``sys.path`` is used.
`platform` is an optional string specifying the name of the platfor... | Snapshot distributions available on a search path | def __init__(
self, search_path=None, platform=get_supported_platform(),
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"""Snapshot distributions available on a search path
Any distributions found on `search_path` are added to the environment.
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Environment.can_add | (self, dist) | Is distribution `dist` acceptable for this environment?
The distribution must match the platform and python version
requirements specified when this environment was created, or False
is returned.
| Is distribution `dist` acceptable for this environment? | def can_add(self, dist):
"""Is distribution `dist` acceptable for this environment?
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Environment.remove | (self, dist) | Remove `dist` from the environment | Remove `dist` from the environment | def remove(self, dist):
"""Remove `dist` from the environment"""
self._distmap[dist.key].remove(dist) | [
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Environment.scan | (self, search_path=None) | Scan `search_path` for distributions usable in this environment
Any distributions found are added to the environment.
`search_path` should be a sequence of ``sys.path`` items. If not
supplied, ``sys.path`` is used. Only distributions conforming to
the platform/python version defined a... | Scan `search_path` for distributions usable in this environment | def scan(self, search_path=None):
"""Scan `search_path` for distributions usable in this environment
Any distributions found are added to the environment.
`search_path` should be a sequence of ``sys.path`` items. If not
supplied, ``sys.path`` is used. Only distributions conforming to
... | [
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Environment.__getitem__ | (self, project_name) | Return a newest-to-oldest list of distributions for `project_name`
Uses case-insensitive `project_name` comparison, assuming all the
project's distributions use their project's name converted to all
lowercase as their key.
| Return a newest-to-oldest list of distributions for `project_name` | def __getitem__(self, project_name):
"""Return a newest-to-oldest list of distributions for `project_name`
Uses case-insensitive `project_name` comparison, assuming all the
project's distributions use their project's name converted to all
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Environment.add | (self, dist) | Add `dist` if we ``can_add()`` it and it has not already been added
| Add `dist` if we ``can_add()`` it and it has not already been added
| def add(self, dist):
"""Add `dist` if we ``can_add()`` it and it has not already been added
"""
if self.can_add(dist) and dist.has_version():
dists = self._distmap.setdefault(dist.key, [])
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Environment.best_match | (
self, req, working_set, installer=None, replace_conflicting=False) | Find distribution best matching `req` and usable on `working_set`
This calls the ``find(req)`` method of the `working_set` to see if a
suitable distribution is already active. (This may raise
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active in the specified... | Find distribution best matching `req` and usable on `working_set` | def best_match(
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Environment.obtain | (self, requirement, installer=None) | Obtain a distribution matching `requirement` (e.g. via download)
Obtain a distro that matches requirement (e.g. via download). In the
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Environment.__iter__ | (self) | Yield the unique project names of the available distributions | Yield the unique project names of the available distributions | def __iter__(self):
"""Yield the unique project names of the available distributions"""
for key in self._distmap.keys():
if self[key]:
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Environment.__iadd__ | (self, other) | In-place addition of a distribution or environment | In-place addition of a distribution or environment | def __iadd__(self, other):
"""In-place addition of a distribution or environment"""
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Environment.__add__ | (self, other) | Add an environment or distribution to an environment | Add an environment or distribution to an environment | def __add__(self, other):
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new = self.__class__([], platform=None, python=None)
for env in self, other:
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ResourceManager.resource_exists | (self, package_or_requirement, resource_name) | Does the named resource exist? | Does the named resource exist? | def resource_exists(self, package_or_requirement, resource_name):
"""Does the named resource exist?"""
return get_provider(package_or_requirement).has_resource(resource_name) | [
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ResourceManager.resource_isdir | (self, package_or_requirement, resource_name) | Is the named resource an existing directory? | Is the named resource an existing directory? | def resource_isdir(self, package_or_requirement, resource_name):
"""Is the named resource an existing directory?"""
return get_provider(package_or_requirement).resource_isdir(
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ResourceManager.resource_filename | (self, package_or_requirement, resource_name) | Return a true filesystem path for specified resource | Return a true filesystem path for specified resource | def resource_filename(self, package_or_requirement, resource_name):
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ResourceManager.resource_stream | (self, package_or_requirement, resource_name) | Return a readable file-like object for specified resource | Return a readable file-like object for specified resource | def resource_stream(self, package_or_requirement, resource_name):
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ResourceManager.resource_string | (self, package_or_requirement, resource_name) | Return specified resource as a string | Return specified resource as a string | def resource_string(self, package_or_requirement, resource_name):
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ResourceManager.resource_listdir | (self, package_or_requirement, resource_name) | List the contents of the named resource directory | List the contents of the named resource directory | def resource_listdir(self, package_or_requirement, resource_name):
"""List the contents of the named resource directory"""
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ResourceManager.extraction_error | (self) | Give an error message for problems extracting file(s) | Give an error message for problems extracting file(s) | def extraction_error(self):
"""Give an error message for problems extracting file(s)"""
old_exc = sys.exc_info()[1]
cache_path = self.extraction_path or get_default_cache()
tmpl = textwrap.dedent("""
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ResourceManager.get_cache_path | (self, archive_name, names=()) | Return absolute location in cache for `archive_name` and `names`
The parent directory of the resulting path will be created if it does
not already exist. `archive_name` should be the base filename of the
enclosing egg (which may not be the name of the enclosing zipfile!),
including its... | Return absolute location in cache for `archive_name` and `names` | def get_cache_path(self, archive_name, names=()):
"""Return absolute location in cache for `archive_name` and `names`
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ResourceManager._warn_unsafe_extraction_path | (path) |
If the default extraction path is overridden and set to an insecure
location, such as /tmp, it opens up an opportunity for an attacker to
replace an extracted file with an unauthorized payload. Warn the user
if a known insecure location is used.
See Distribute #375 for more det... |
If the default extraction path is overridden and set to an insecure
location, such as /tmp, it opens up an opportunity for an attacker to
replace an extracted file with an unauthorized payload. Warn the user
if a known insecure location is used. | def _warn_unsafe_extraction_path(path):
"""
If the default extraction path is overridden and set to an insecure
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ResourceManager.postprocess | (self, tempname, filename) | Perform any platform-specific postprocessing of `tempname`
This is where Mac header rewrites should be done; other platforms don't
have anything special they should do.
Resource providers should call this method ONLY after successfully
extracting a compressed resource. They must NOT c... | Perform any platform-specific postprocessing of `tempname` | def postprocess(self, tempname, filename):
"""Perform any platform-specific postprocessing of `tempname`
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ResourceManager.set_extraction_path | (self, path) | Set the base path where resources will be extracted to, if needed.
If you do not call this routine before any extractions take place, the
path defaults to the return value of ``get_default_cache()``. (Which
is based on the ``PYTHON_EGG_CACHE`` environment variable, with various
platfor... | Set the base path where resources will be extracted to, if needed. | def set_extraction_path(self, path):
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ResourceManager.cleanup_resources | (self, force=False) |
Delete all extracted resource files and directories, returning a list
of the file and directory names that could not be successfully removed.
This function does not have any concurrency protection, so it should
generally only be called when the extraction path is a temporary
dir... |
Delete all extracted resource files and directories, returning a list
of the file and directory names that could not be successfully removed.
This function does not have any concurrency protection, so it should
generally only be called when the extraction path is a temporary
dir... | def cleanup_resources(self, force=False):
"""
Delete all extracted resource files and directories, returning a list
of the file and directory names that could not be successfully removed.
This function does not have any concurrency protection, so it should
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NullProvider._validate_resource_path | (path) |
Validate the resource paths according to the docs.
https://setuptools.readthedocs.io/en/latest/pkg_resources.html#basic-resource-access
>>> warned = getfixture('recwarn')
>>> warnings.simplefilter('always')
>>> vrp = NullProvider._validate_resource_path
>>> vrp('foo/bar... |
Validate the resource paths according to the docs.
https://setuptools.readthedocs.io/en/latest/pkg_resources.html#basic-resource-access | def _validate_resource_path(path):
"""
Validate the resource paths according to the docs.
https://setuptools.readthedocs.io/en/latest/pkg_resources.html#basic-resource-access
>>> warned = getfixture('recwarn')
>>> warnings.simplefilter('always')
>>> vrp = NullProvider._v... | [
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ZipManifests.build | (cls, path) |
Build a dictionary similar to the zipimport directory
caches, except instead of tuples, store ZipInfo objects.
Use a platform-specific path separator (os.sep) for the path keys
for compatibility with pypy on Windows.
|
Build a dictionary similar to the zipimport directory
caches, except instead of tuples, store ZipInfo objects. | def build(cls, path):
"""
Build a dictionary similar to the zipimport directory
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Use a platform-specific path separator (os.sep) for the path keys
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MemoizedZipManifests.load | (self, path) |
Load a manifest at path or return a suitable manifest already loaded.
|
Load a manifest at path or return a suitable manifest already loaded.
| def load(self, path):
"""
Load a manifest at path or return a suitable manifest already loaded.
"""
path = os.path.normpath(path)
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