code string | signature string | docstring string | loss_without_docstring float64 | loss_with_docstring float64 | factor float64 |
|---|---|---|---|---|---|
name = args.get(0)
puts("")
while not name:
name = raw_input("What is the project's short directory name? (e.g. my_project) ")
return name | def _get_project_name(args) | Get project name. | 9.068439 | 8.488169 | 1.068362 |
suffix_len = len(suffix)
if len(string) < suffix_len:
# the string param was shorter than the suffix
raise ValueError("A suffix can not be bigger than string argument.")
if string.endswith(suffix):
# return from the beginning up to
# but not including the first letter
... | def _clean_suffix(string, suffix) | If string endswith the suffix, remove it. Else leave it alone. | 6.356915 | 6.069581 | 1.04734 |
default_projects_path = settings.config.get("projects_path")
path = None
if default_projects_path:
path = raw_input("\nWhere would you like to create this project? [{0}/{1}] ".format(default_projects_path, name))
if not path:
path = os.path.join(default_projects_path, name)... | def _get_path(name, settings, mkdir=True) | Generate a project path. | 3.251962 | 3.043102 | 1.068634 |
try:
os.mkdir(path)
except OSError as e:
if e.errno == 17:
show_error("ABORTING: Directory {0} already exists.".format(path))
else:
show_error("ABORTING: OSError {0}".format(e))
sys.exit() | def _mkdir(path) | Make a directory or bail. | 2.962467 | 2.717871 | 1.089996 |
puts("\nPick a template\n")
template = None
while not template:
_list_templates(settings)
index = raw_input("\nWhich template would you like to use? [1] ")
if not index:
index = "1"
try:
index = int(index) - 1
return settings.config["p... | def _get_template(settings) | Prompt user to pick template from a list. | 4.312243 | 3.843551 | 1.121942 |
for idx, option in enumerate(settings.config.get("project_templates"), start=1):
puts(" {0!s:5} {1!s:36}".format(
colored.yellow("[{0}]".format(idx)),
colored.cyan(option.get("name"))
))
if option.get("url"):
puts(" {0}\n".format(option.get("url... | def _list_templates(settings) | List templates from settings. | 4.323617 | 4.235364 | 1.020837 |
if not settings.client_secrets:
return None
create = raw_input("Would you like to create a Google spreadsheet? [Y/n] ")
if create and not create.lower() == "y":
return puts("Not creating spreadsheet.")
email_message = (
"What Google account(s) should have access to this "... | def _create_spreadsheet(name, title, path, settings) | Create Google spreadsheet. | 3.684833 | 3.626543 | 1.016073 |
new_permission = {
'value': user_email,
'type': perm_type,
'role': role
}
try:
service.permissions()\
.insert(fileId=file_id, body=new_permission)\
.execute()
except errors.HttpError as error:
show_error('An error adding users to sprea... | def _add_user_to_file(file_id, service, user_email,
perm_type='user', role='writer') | Grants the given set of permissions for a given file_id. service is an
already-credentialed Google Drive service instance. | 3.204411 | 3.208552 | 0.998709 |
puts("\nCopying configuration file")
context = settings.config
context.update({
"default_context": {
"name": name,
"title": title,
},
"name": name,
"title": title,
"template_repo_url": template.g... | def _copy_config_template(name, title, template, path, key, settings) | Get and render tarbell_config.py.template from Tarbell default. | 3.8272 | 3.627208 | 1.055137 |
try:
shutil.rmtree(dir) # delete directory
except OSError as exc:
if exc.errno != 2: # code 2 - no such file or directory
raise # re-raise exception
except UnboundLocalError:
pass | def _delete_dir(dir) | Delete a directory. | 2.715965 | 2.705243 | 1.003963 |
command = Command(name=name, short=short, fn=fn, usage=usage, help=help)
Command.register(command) | def def_cmd(name=None, short=None, fn=None, usage=None, help=None) | Define a command. | 2.931225 | 2.760828 | 1.061719 |
with open(self.path, "w") as f:
self.config["project_templates"] = list(filter(lambda template: template.get("url"), self.config["project_templates"]))
yaml.dump(self.config, f, default_flow_style=False) | def save(self) | Save settings. | 3.513136 | 3.510932 | 1.000628 |
site = g.current_site
if not absolute:
path = os.path.join(site.path, path)
try:
return codecs.open(path, 'r', encoding).read()
except IOError:
return None | def read_file(path, absolute=False, encoding='utf-8') | Read the file at `path`. If `absolute` is True, use absolute path,
otherwise path is assumed to be relative to Tarbell template root dir.
For example:
.. code-block:: html+jinja
<div class="chapter">
{{ read_file('_chapters/one.txt')|linebreaks }}
</div> | 3.290505 | 4.177949 | 0.787589 |
site = g.current_site
if not absolute:
path = os.path.join(site.path, path)
return render_template(path, **context) | def render_file(context, path, absolute=False) | Like :py:func:`read_file`, except that the file is rendered as a Jinja template
using the current context. If `absolute` is True, use absolute path, otherwise
path is assumed to be relative to Tarbell template root dir.
For example:
.. code-block:: html+jinja
<div class="chapter... | 3.767873 | 5.704065 | 0.660559 |
if isinstance(value, float) or isinstance(value, int):
seconds = (value - 25569) * 86400.0
parsed = datetime.datetime.utcfromtimestamp(seconds)
else:
parsed = dateutil.parser.parse(value)
if convert_tz:
local_zone = dateutil.tz.gettz(convert_tz)
parsed = parsed.a... | def format_date(value, format='%b %d, %Y', convert_tz=None) | Format an Excel date or date string, returning a formatted date.
To return a Python :py:class:`datetime.datetime` object, pass ``None``
as a ``format`` argument.
>>> format_date(42419.82163)
'Feb. 19, 2016'
.. code-block:: html+jinja
{{ row.date|format_date('%Y-%m-%d') }} | 2.108549 | 2.473446 | 0.852474 |
pformatted = pformat(value, width=1, indent=4)
formatted = "{0}\n {1}\n{2}".format(
pformatted[0],
pformatted[1:-1],
pformatted[-1]
)
return Markup(formatted) | def pprint_lines(value) | Pretty print lines | 3.929035 | 3.702639 | 1.061144 |
generics = df.columns
if (axes is not None) and (len(axes) != len(generics)):
raise ValueError("If 'axes' is not None then it must be the same "
"length as 'df.columns'")
if axes is None:
_, axes = plt.subplots(nrows=len(generics), ncols=1)
if len(gene... | def plot_composition(df, intervals, axes=None) | Plot time series of generics and label underlying instruments which
these series are composed of.
Parameters:
-----------
df: pd.DataFrame
DataFrame of time series to be plotted. Each column is a generic time
series.
intervals: pd.DataFrame
A DataFrame including information ... | 2.759608 | 2.619056 | 1.053665 |
intrvls = []
if isinstance(weights, dict):
for root in weights:
wts = weights[root]
intrvls.append(_intervals(wts))
intrvls = pd.concat(intrvls, axis=0)
else:
intrvls = _intervals(weights)
intrvls = intrvls.reset_index(drop=True)
return intrvls | def intervals(weights) | Extract intervals where generics are composed of different tradeable
instruments.
Parameters
----------
weights: DataFrame or dict
A DataFrame or dictionary of DataFrames with columns representing
generics and a MultiIndex of date and contract. Values represent
weights on tradea... | 2.529867 | 2.491196 | 1.015523 |
LOG.info(_LI('Syncing Neutron Router DB <-> EOS'))
routers, router_interfaces = self.get_routers_and_interfaces()
expected_vrfs = set()
if self._use_vrf:
expected_vrfs.update(self.driver._arista_router_name(
r['id'], r['name']) for r in routers)
... | def synchronize(self) | Synchronizes Router DB from Neturon DB with EOS.
Walks through the Neturon Db and ensures that all the routers
created in Netuton DB match with EOS. After creating appropriate
routers, it ensures to add interfaces as well.
Uses idempotent properties of EOS configuration, which means
... | 4.717916 | 4.070899 | 1.158937 |
# Add router to the DB
new_router = super(AristaL3ServicePlugin, self).create_router(
context,
router)
# create router on the Arista Hw
try:
self.driver.create_router(context, new_router)
return new_router
except Exception... | def create_router(self, context, router) | Create a new router entry in DB, and create it Arista HW. | 2.863437 | 2.420021 | 1.183228 |
# Read existing router record from DB
original_router = self.get_router(context, router_id)
# Update router DB
new_router = super(AristaL3ServicePlugin, self).update_router(
context, router_id, router)
# Modify router on the Arista Hw
try:
... | def update_router(self, context, router_id, router) | Update an existing router in DB, and update it in Arista HW. | 3.65604 | 3.089316 | 1.183446 |
router = self.get_router(context, router_id)
# Delete router on the Arista Hw
try:
self.driver.delete_router(context, router_id, router)
except Exception as e:
LOG.error(_LE("Error deleting router on Arista HW "
"router %(r)s e... | def delete_router(self, context, router_id) | Delete an existing router from Arista HW as well as from the DB. | 2.999559 | 2.653892 | 1.130249 |
new_router = super(AristaL3ServicePlugin, self).add_router_interface(
context, router_id, interface_info)
core = directory.get_plugin()
# Get network info for the subnet that is being added to the router.
# Check if the interface information is by port-id or subne... | def add_router_interface(self, context, router_id, interface_info) | Add a subnet of a network to an existing router. | 2.727738 | 2.707018 | 1.007654 |
router_to_del = (
super(AristaL3ServicePlugin, self).remove_router_interface(
context,
router_id,
interface_info)
)
# Get network information of the subnet that is being removed
core = directory.get_plugin()
... | def remove_router_interface(self, context, router_id, interface_info) | Remove a subnet of a network from an existing router. | 3.219028 | 3.247621 | 0.991196 |
self._switches = {}
self._port_group_info = {}
self._validate_config()
for s in cfg.CONF.ml2_arista.switch_info:
switch_ip, switch_user, switch_pass = s.split(":")
if switch_pass == "''":
switch_pass = ''
self._switches[switch_... | def initialize_switch_endpoints(self) | Initialize endpoints for switch communication | 3.785207 | 3.780148 | 1.001338 |
cmds = ['ip access-list openstack-test dynamic',
'no ip access-list openstack-test']
for switch_ip, switch_client in self._switches.items():
try:
self.run_openstack_sg_cmds(cmds)
except Exception:
LOG.error("Switch %s does ... | def _check_dynamic_acl_support(self) | Log an error if any switches don't support dynamic ACLs | 6.812077 | 5.427348 | 1.255139 |
if len(cfg.CONF.ml2_arista.get('switch_info')) < 1:
msg = _('Required option - when "sec_group_support" is enabled, '
'at least one switch must be specified ')
LOG.exception(msg)
raise arista_exc.AristaConfigError(msg=msg) | def _validate_config(self) | Ensure at least one switch is configured | 6.872017 | 5.346809 | 1.285256 |
if not switch:
LOG.exception("No client found for switch")
return []
if len(commands) == 0:
return []
command_start = ['enable', 'configure']
command_end = ['exit']
full_command = command_start + commands + command_end
return s... | def run_openstack_sg_cmds(self, commands, switch) | Execute/sends a CAPI (Command API) command to EOS.
In this method, list of commands is appended with prefix and
postfix commands - to make is understandble by EOS.
:param commands : List of command to be executed on EOS.
:param switch: Endpoint on the Arista switch to be configured | 4.358607 | 5.077155 | 0.858474 |
LOG.info(_LI('Executing command on Arista EOS: %s'), commands)
try:
# this returns array of return values for every command in
# commands list
ret = switch.execute(commands)
LOG.info(_LI('Results of execution on Arista EOS: %s'), ret)
... | def _run_eos_cmds(self, commands, switch) | Execute/sends a CAPI (Command API) command to EOS.
This method is useful for running show commands that require no
prefix or postfix commands.
:param commands : List of commands to be executed on EOS.
:param switch: Endpoint on the Arista switch to be configured | 3.662002 | 3.78558 | 0.967356 |
switchports = []
if profile.get('local_link_information'):
for link in profile['local_link_information']:
if 'switch_info' in link and 'port_id' in link:
switch = link['switch_info']
interface = link['port_id']
... | def _get_switchports(profile) | Return list of (switch_ip, interface) tuples from local_link_info | 2.390297 | 1.878582 | 1.272394 |
if switches is None:
switches = self._switches.keys()
for switch_ip in switches:
client = self._switches.get(switch_ip)
ret = self._run_eos_cmds(['show interfaces'], client)
if not ret or len(ret) == 0:
LOG.warning("Unable to retri... | def _update_port_group_info(self, switches=None) | Refresh data on switch interfaces' port group membership | 3.056086 | 2.905736 | 1.051742 |
all_intf_info = self._port_group_info.get(switch, {})
intf_info = all_intf_info.get(port_id, {})
member_info = intf_info.get('interfaceMembership', '')
port_group_info = re.search('Member of (?P<port_group>\S+)',
member_info)
if port_g... | def _get_port_for_acl(self, port_id, switch) | Gets interface name for ACLs
Finds the Port-Channel name if port_id is in a Port-Channel, otherwise
ACLs are applied to Ethernet interface.
:param port_id: Name of port from ironic db
:param server: Server endpoint on the Arista switch to be configured | 3.254777 | 3.66531 | 0.887995 |
if not protocol or protocol not in utils.SUPPORTED_SG_PROTOCOLS:
return False
if ethertype != n_const.IPv4:
return False
return True | def _supported_rule(protocol, ethertype) | Checks that the rule is an IPv4 rule of a supported protocol | 5.054893 | 4.643167 | 1.088674 |
if cidr is None:
cidr = 'any'
if direction == n_const.INGRESS_DIRECTION:
dst_ip = 'any'
src_ip = cidr
elif direction == n_const.EGRESS_DIRECTION:
dst_ip = cidr
src_ip = 'any'
if protocol == n_const.PROTO_NAME_ICMP:
... | def _format_rule(self, protocol, cidr, min_port, max_port, direction) | Get EOS formatted rule | 1.829356 | 1.776307 | 1.029865 |
in_rules = []
eg_rules = []
for rule in rules:
protocol = rule.get('protocol')
cidr = rule.get('remote_ip_prefix', 'any')
min_port = rule.get('port_range_min')
max_port = rule.get('port_range_max')
direction = rule.get('directi... | def _format_rules_for_eos(self, rules) | Format list of rules for EOS and sort into ingress/egress rules | 2.210408 | 1.980312 | 1.116192 |
for switch in self._switches.values():
self.run_openstack_sg_cmds(cmds, switch) | def run_cmds_on_all_switches(self, cmds) | Runs all cmds on all configured switches
This helper is used for ACL and rule creation/deletion as ACLs
and rules must exist on all switches. | 8.115989 | 9.762865 | 0.831312 |
for switch_ip, cmds in switch_cmds.items():
switch = self._switches.get(switch_ip)
self.run_openstack_sg_cmds(cmds, switch) | def run_per_switch_cmds(self, switch_cmds) | Applies cmds to appropriate switches
This takes in a switch->cmds mapping and runs only the set of cmds
specified for a switch on that switch. This helper is used for
applying/removing ACLs to/from interfaces as this config will vary
from switch to switch. | 5.200306 | 5.322683 | 0.977009 |
switchports = self._get_switchports(profile)
switches = set([switchport[0] for switchport in switchports])
return switches | def _get_switches(self, profile) | Get set of switches referenced in a port binding profile | 4.058698 | 3.502457 | 1.158815 |
cmds = []
in_rules, eg_rules = self._format_rules_for_eos(sg_rules)
cmds.append("ip access-list %s dynamic" %
self._acl_name(sg_id, n_const.INGRESS_DIRECTION))
for in_rule in in_rules:
cmds.append(in_rule)
cmds.append("exit")
cmds.... | def get_create_security_group_commands(self, sg_id, sg_rules) | Commands for creating ACL | 2.359293 | 2.303481 | 1.024229 |
cmds = []
cmds.append("no ip access-list %s" %
self._acl_name(sg_id, n_const.INGRESS_DIRECTION))
cmds.append("no ip access-list %s" %
self._acl_name(sg_id, n_const.EGRESS_DIRECTION))
return cmds | def get_delete_security_group_commands(self, sg_id) | Commands for deleting ACL | 2.522011 | 2.360291 | 1.068517 |
rule_prefix = ""
if delete:
rule_prefix = "no "
in_rules, eg_rules = self._format_rules_for_eos([sg_rule])
cmds = []
if in_rules:
cmds.append("ip access-list %s dynamic" %
self._acl_name(sg_id, n_const.INGRESS_DIRECTION))
... | def _get_rule_cmds(self, sg_id, sg_rule, delete=False) | Helper for getting add/delete ACL rule commands | 2.305445 | 2.250569 | 1.024383 |
return self._get_rule_cmds(sg_id, sg_rule, delete=True) | def get_delete_security_group_rule_commands(self, sg_id, sg_rule) | Commands for removing rule from ACLS | 4.806719 | 4.316552 | 1.113555 |
rule_prefix = ""
if delete:
rule_prefix = "no "
switch_cmds = {}
switchports = self._get_switchports(profile)
for switch_ip, intf in switchports:
cmds = []
intf_id = self._get_port_for_acl(intf, switch_ip)
cmds.append("inte... | def _get_interface_commands(self, sg_id, profile, delete=False) | Helper for getting interface ACL apply/remove commands | 2.507464 | 2.460177 | 1.019221 |
return self._get_interface_commands(sg_id, profile, delete=True) | def get_remove_security_group_commands(self, sg_id, profile) | Commands for removing ACL from interface | 6.365817 | 5.158347 | 1.234081 |
parsed_acls = dict()
for acl in acl_config['aclList']:
parsed_acls[acl['name']] = set()
for rule in acl['sequence']:
parsed_acls[acl['name']].add(rule['text'])
return parsed_acls | def _parse_acl_config(self, acl_config) | Parse configured ACLs and rules
ACLs are returned as a dict of rule sets:
{<eos_acl1_name>: set([<eos_acl1_rules>]),
<eos_acl2_name>: set([<eos_acl2_rules>]),
...,
} | 3.231345 | 2.837538 | 1.138785 |
parsed_bindings = set()
for acl in binding_config['aclList']:
for intf in acl['configuredIngressIntfs']:
parsed_bindings.add((intf['name'], acl['name'],
a_const.INGRESS_DIRECTION))
for intf in acl['configuredEgressIntf... | def _parse_binding_config(self, binding_config) | Parse configured interface -> ACL bindings
Bindings are returned as a set of (intf, name, direction) tuples:
set([(intf1, acl_name, direction),
(intf2, acl_name, direction),
...,
]) | 3.482315 | 2.430287 | 1.432882 |
cmds = ["enable",
"show ip access-lists dynamic",
"show ip access-lists summary dynamic"]
switch = self._switches.get(switch_ip)
_, acls, bindings = self._run_eos_cmds(cmds, switch)
parsed_acls = self._parse_acl_config(acls)
parsed_bindi... | def _get_dynamic_acl_info(self, switch_ip) | Retrieve ACLs, ACLs rules and interface bindings from switch | 3.9515 | 3.491319 | 1.131807 |
security_groups = db_lib.get_security_groups()
expected_acls = collections.defaultdict(set)
for sg in security_groups:
in_rules, out_rules = self._format_rules_for_eos(sg['rules'])
ingress_acl_name = self._acl_name(sg['id'],
... | def get_expected_acls(self) | Query the neutron DB for Security Groups and Rules
Groups and rules are returned as a dict of rule sets:
{<eos_acl1_name>: set([<eos_acl1_rules>]),
<eos_acl2_name>: set([<eos_acl2_rules>]),
...,
} | 2.562253 | 2.137678 | 1.198615 |
sg_bindings = db_lib.get_baremetal_sg_bindings()
all_expected_bindings = collections.defaultdict(set)
for sg_binding, port_binding in sg_bindings:
sg_id = sg_binding['security_group_id']
try:
binding_profile = json.loads(port_binding.profile)
... | def get_expected_bindings(self) | Query the neutron DB for SG->switch interface bindings
Bindings are returned as a dict of bindings for each switch:
{<switch1>: set([(intf1, acl_name, direction),
(intf2, acl_name, direction)]),
<switch2>: set([(intf1, acl_name, direction)]),
...,
} | 2.976229 | 2.524698 | 1.178846 |
# Get latest LAG info for switch
self._update_port_group_info([switch_ip])
# Update bindings to account for LAG info
adjusted_bindings = set()
for binding in bindings:
adjusted_bindings.add(
(self._get_port_for_acl(binding[0], switch_ip),) +... | def adjust_bindings_for_lag(self, switch_ip, bindings) | Adjusting interface names for expected bindings where LAGs exist | 5.722802 | 5.492425 | 1.041945 |
switch_cmds = list()
# Delete any stale ACLs
acls_to_delete = (set(switch_acls.keys()) - set(expected_acls.keys()))
for acl in acls_to_delete:
switch_cmds.append('no ip access-list %s' % acl)
# Update or create ACLs and rules
for acl, expected_rules... | def get_sync_acl_cmds(self, switch_acls, expected_acls) | Returns the list of commands required synchronize switch ACLs
1. Identify unexpected ACLs and delete them
2. Iterate over expected ACLs
a. Add missing ACLs + all rules
b. Delete unexpected rules
c. Add missing rules | 2.431501 | 2.401596 | 1.012452 |
switch_cmds = list()
# Update any necessary switch interface ACLs
bindings_to_delete = switch_bindings - expected_bindings
bindings_to_add = expected_bindings - switch_bindings
for intf, acl, direction in bindings_to_delete:
switch_cmds.extend(['interface %s... | def get_sync_binding_cmds(self, switch_bindings, expected_bindings) | Returns the list of commands required to synchronize ACL bindings
1. Delete any unexpected bindings
2. Add any missing bindings | 2.458098 | 2.417186 | 1.016926 |
if name_func is None:
def name_func(x):
return os.path.split(x)[1].split(".")[0]
dfs = []
for f in files:
name = name_func(f)
df = pd.read_csv(f, index_col=0, parse_dates=True)
df.sort_index(inplace=True)
df.index = pd.MultiIndex.from_product([df.ind... | def read_price_data(files, name_func=None) | Convenience function for reading in pricing data from csv files
Parameters
----------
files: list
List of strings refering to csv files to read data in from, first
column should be dates
name_func: func
A function to apply to the file strings to infer the instrument name,
... | 2.033201 | 2.161639 | 0.940583 |
# NOQA
if isinstance(weights, pd.DataFrame):
wts = weights.stack().reset_index()
wts.columns = ["date", "contract", "generic", "weight"]
elif isinstance(weights, dict):
wts = []
for key in sorted(weights.keys()):
wt = weights[key].stack().reset_index()
... | def flatten(weights) | Flatten weights into a long DataFrame.
Parameters
----------
weights: pandas.DataFrame or dict
A DataFrame of instrument weights with a MultiIndex where the top level
contains pandas. Timestamps and the second level is instrument names.
The columns consist of generic names. If dict ... | 2.277444 | 1.968511 | 1.156937 |
# NOQA
if flat_weights.columns.contains("key"):
weights = {}
for key in flat_weights.loc[:, "key"].unique():
flt_wts = flat_weights.loc[flat_weights.loc[:, "key"] == key, :]
flt_wts = flt_wts.drop(labels="key", axis=1)
wts = flt_wts.pivot_table(index=["date"... | def unflatten(flat_weights) | Pivot weights from long DataFrame into weighting matrix.
Parameters
----------
flat_weights: pandas.DataFrame
A long DataFrame of weights, where columns are "date", "contract",
"generic", "weight" and optionally "key". If "key" column is
present a dictionary of unflattened DataFrame... | 2.442447 | 2.028812 | 1.20388 |
# NOQA
if not isinstance(returns, dict):
returns = {"": returns}
if not isinstance(weights, dict):
weights = {"": weights}
generic_superset = []
for root in weights:
generic_superset.extend(weights[root].columns.tolist())
if len(set(generic_superset)) != len(generic_s... | def calc_rets(returns, weights) | Calculate continuous return series for futures instruments. These consist
of weighted underlying instrument returns, who's weights can vary over
time.
Parameters
----------
returns: pandas.Series or dict
A Series of instrument returns with a MultiIndex where the top level is
pandas.... | 3.619401 | 3.351928 | 1.079797 |
if not index.is_unique:
raise ValueError("'index' must be unique")
index = index.sort_values()
index.names = ["date", "instrument"]
price_dts = prices.sort_index().index.unique(level=0)
index_dts = index.unique(level=0)
mask = price_dts < index_dts[0]
leading_price_dts = price... | def reindex(prices, index, limit) | Reindex a pd.Series of prices such that when instrument level returns are
calculated they are compatible with a pd.MultiIndex of instrument weights
in calc_rets(). This amount to reindexing the series by an augmented
version of index which includes the preceding date for the first appearance
of each ins... | 3.417095 | 3.380149 | 1.01093 |
notionals = _instr_conv(instruments, prices, multipliers, True,
desired_ccy, instr_fx, fx_rates)
return notionals | def to_notional(instruments, prices, multipliers, desired_ccy=None,
instr_fx=None, fx_rates=None) | Convert number of contracts of tradeable instruments to notional value of
tradeable instruments in a desired currency.
Parameters
----------
instruments: pandas.Series
Series of instrument holdings. Index is instrument name and values are
number of contracts.
prices: pandas.Series
... | 3.642796 | 10.493551 | 0.347146 |
contracts = _instr_conv(instruments, prices, multipliers, False,
desired_ccy, instr_fx, fx_rates)
if rounder is None:
rounder = pd.Series.round
contracts = rounder(contracts)
contracts = contracts.astype(int)
return contracts | def to_contracts(instruments, prices, multipliers, desired_ccy=None,
instr_fx=None, fx_rates=None, rounder=None) | Convert notional amount of tradeable instruments to number of instrument
contracts, rounding to nearest integer number of contracts.
Parameters
----------
instruments: pandas.Series
Series of instrument holdings. Index is instrument name and values are
notional amount on instrument.
... | 3.485168 | 3.726831 | 0.935156 |
if len(root_generic_multiplier) > 1 and not isinstance(weights, dict):
raise ValueError("For multiple generic instruments weights must be a "
"dictionary")
mults = []
intrs = []
for ast, multiplier in root_generic_multiplier.iteritems():
if isinstance(weigh... | def get_multiplier(weights, root_generic_multiplier) | Determine tradeable instrument multiplier based on generic asset
multipliers and weights mapping from generics to tradeables.
Parameters
----------
weights: pandas.DataFrame or dict
A pandas.DataFrame of loadings of generic contracts on tradeable
instruments **for a given date**. The co... | 3.440046 | 3.021802 | 1.138409 |
# NOQA
cols = weights.columns
weights = weights.reset_index(level=-1)
expiries = contract_dates.to_dict()
weights.loc[:, "expiry"] = weights.iloc[:, 0].apply(lambda x: expiries[x])
diffs = (pd.DatetimeIndex(weights.expiry)
- pd.Series(weights.index, weights.index)).apply(lambda x:... | def weighted_expiration(weights, contract_dates) | Calculate the days to expiration for generic futures, weighted by the
composition of the underlying tradeable instruments.
Parameters:
-----------
weights: pandas.DataFrame
A DataFrame of instrument weights with a MultiIndex where the top level
contains pandas.Timestamps and the second ... | 3.601071 | 4.001555 | 0.899918 |
if port.get(portbindings.VNIC_TYPE) != portbindings.VNIC_BAREMETAL:
return False
sgs = port.get('security_groups', [])
if len(sgs) == 0:
# Nothing to do
return False
if len(port.get('security_groups', [])) > 1:
LOG.warning('SG prov... | def _valid_baremetal_port(port) | Check if port is a baremetal port with exactly one security group | 3.302517 | 2.783193 | 1.186593 |
# Grab the sync lock
if not self._rpc.sync_start():
LOG.info("%(pid)s Failed to grab the sync lock",
{'pid': os.getpid()})
greenthread.sleep(1)
return
for resource in self._resources_to_update:
self.update_neutron_res... | def synchronize_resources(self) | Synchronize worker with CVX
All database queries must occur while the sync lock is held. This
tightly couples reads with writes and ensures that an older read
does not result in the last write. Eg:
Worker 1 reads (P1 created)
Worder 2 reads (P1 deleted)
Worker 2 writes ... | 4.124583 | 4.179807 | 0.986788 |
super(AristaTrunkDriver, self).register(resource, event,
trigger, kwargs)
registry.subscribe(self.subport_create,
resources.SUBPORTS, events.AFTER_CREATE)
registry.subscribe(self.subport_delete,
... | def register(self, resource, event, trigger, **kwargs) | Called in trunk plugin's AFTER_INIT | 2.057463 | 1.981613 | 1.038277 |
cmds = []
rd = "%s:%s" % (rdm, rdm)
for c in self.routerDict['create']:
cmds.append(c.format(router_name, rd))
if self._mlag_configured:
mac = VIRTUAL_ROUTER_MAC
for c in self._additionalRouterCmdsDict['create']:
cmds.append(... | def create_router_on_eos(self, router_name, rdm, server) | Creates a router on Arista HW Device.
:param router_name: globally unique identifier for router/VRF
:param rdm: A value generated by hashing router name
:param server: Server endpoint on the Arista switch to be configured | 6.181454 | 6.737177 | 0.917514 |
cmds = []
for c in self.routerDict['delete']:
cmds.append(c.format(router_name))
if self._mlag_configured:
for c in self._additionalRouterCmdsDict['delete']:
cmds.append(c)
self._run_config_cmds(cmds, server) | def delete_router_from_eos(self, router_name, server) | Deletes a router from Arista HW Device.
:param router_name: globally unique identifier for router/VRF
:param server: Server endpoint on the Arista switch to be configured | 6.671066 | 7.281219 | 0.916202 |
if not segment_id:
segment_id = DEFAULT_VLAN
cmds = []
for c in self._interfaceDict['add']:
if self._mlag_configured:
# In VARP config, use router ID else, use gateway IP address.
ip = router_ip
else:
i... | def add_interface_to_router(self, segment_id,
router_name, gip, router_ip, mask, server) | Adds an interface to existing HW router on Arista HW device.
:param segment_id: VLAN Id associated with interface that is added
:param router_name: globally unique identifier for router/VRF
:param gip: Gateway IP associated with the subnet
:param router_ip: IP address of the router
... | 5.989765 | 6.2061 | 0.965142 |
if not segment_id:
segment_id = DEFAULT_VLAN
cmds = []
for c in self._interfaceDict['remove']:
cmds.append(c.format(segment_id))
self._run_config_cmds(cmds, server) | def delete_interface_from_router(self, segment_id, router_name, server) | Deletes an interface from existing HW router on Arista HW device.
:param segment_id: VLAN Id associated with interface that is added
:param router_name: globally unique identifier for router/VRF
:param server: Server endpoint on the Arista switch to be configured | 6.09773 | 6.707041 | 0.909153 |
if router:
router_name = self._arista_router_name(router['id'],
router['name'])
hashed = hashlib.sha256(router_name.encode('utf-8'))
rdm = str(int(hashed.hexdigest(), 16) % 65536)
mlag_peer_failed = Fal... | def create_router(self, context, router) | Creates a router on Arista Switch.
Deals with multiple configurations - such as Router per VRF,
a router in default VRF, Virtual Router in MLAG configurations | 4.549885 | 4.327682 | 1.051344 |
if router:
router_name = self._arista_router_name(router_id, router['name'])
mlag_peer_failed = False
for s in self._servers:
try:
self.delete_router_from_eos(router_name, s)
mlag_peer_failed = False
... | def delete_router(self, context, router_id, router) | Deletes a router from Arista Switch. | 4.977653 | 4.539377 | 1.09655 |
if router_info:
self._select_dicts(router_info['ip_version'])
cidr = router_info['cidr']
subnet_mask = cidr.split('/')[1]
router_name = self._arista_router_name(router_info['id'],
router_info['name'])
... | def add_router_interface(self, context, router_info) | Adds an interface to a router created on Arista HW router.
This deals with both IPv6 and IPv4 configurations. | 3.64486 | 3.528289 | 1.033039 |
if router_info:
router_name = self._arista_router_name(router_info['id'],
router_info['name'])
mlag_peer_failed = False
for s in self._servers:
try:
self.delete_interface_from_rout... | def remove_router_interface(self, context, router_info) | Removes previously configured interface from router on Arista HW.
This deals with both IPv6 and IPv4 configurations. | 3.70721 | 3.553214 | 1.04334 |
command_start = ['enable', 'configure']
command_end = ['exit']
full_command = command_start + commands + command_end
self._run_eos_cmds(full_command, server) | def _run_config_cmds(self, commands, server) | Execute/sends a CAPI (Command API) command to EOS.
In this method, list of commands is appended with prefix and
postfix commands - to make is understandble by EOS.
:param commands : List of command to be executed on EOS.
:param server: Server endpoint on the Arista switch to be configu... | 4.86898 | 4.936997 | 0.986223 |
return struct.unpack("!L", socket.inet_pton(socket.AF_INET,
ip_addr))[0] | def _get_binary_from_ipv4(self, ip_addr) | Converts IPv4 address to binary form. | 4.107574 | 3.861327 | 1.063773 |
hi, lo = struct.unpack("!QQ", socket.inet_pton(socket.AF_INET6,
ip_addr))
return (hi << 64) | lo | def _get_binary_from_ipv6(self, ip_addr) | Converts IPv6 address to binary form. | 3.253001 | 2.97144 | 1.094756 |
return socket.inet_ntop(socket.AF_INET, struct.pack("!L", bin_addr)) | def _get_ipv4_from_binary(self, bin_addr) | Converts binary address to Ipv4 format. | 3.781416 | 3.209074 | 1.178351 |
hi = bin_addr >> 64
lo = bin_addr & 0xFFFFFFFF
return socket.inet_ntop(socket.AF_INET6, struct.pack("!QQ", hi, lo)) | def _get_ipv6_from_binary(self, bin_addr) | Converts binary address to Ipv6 format. | 2.830478 | 2.517756 | 1.124207 |
start_ip = MLAG_SWITCHES + ip_count
network_addr, prefix = cidr.split('/')
if ip_ver == 4:
bits = IPV4_BITS
ip = self._get_binary_from_ipv4(network_addr)
elif ip_ver == 6:
bits = IPV6_BITS
ip = self._get_binary_from_ipv6(network_ad... | def _get_router_ip(self, cidr, ip_count, ip_ver) | For a given IP subnet and IP version type, generate IP for router.
This method takes the network address (cidr) and selects an
IP address that should be assigned to virtual router running
on multiple switches. It uses upper addresses in a subnet address
as IP for the router. Each instac... | 2.89566 | 2.932072 | 0.987582 |
set_mysql_engine()
kwargs = dict()
if neutron_config.database.connection:
kwargs['url'] = neutron_config.database.connection
else:
kwargs['dialect_name'] = neutron_config.database.engine
kwargs['include_object'] = include_object
kwargs['version_table'] = ARISTA_VERSION_TABL... | def run_migrations_offline() | Run migrations in 'offline' mode.
This configures the context with just a URL or an Engine.
Calls to context.execute() here emit the given string to the
script output. | 4.163393 | 4.198468 | 0.991646 |
t_res = MechResource(tenant_id, a_const.TENANT_RESOURCE,
a_const.CREATE)
self.provision_queue.put(t_res) | def create_tenant(self, tenant_id) | Enqueue tenant create | 11.506655 | 9.6777 | 1.188987 |
if not db_lib.tenant_provisioned(tenant_id):
t_res = MechResource(tenant_id, a_const.TENANT_RESOURCE,
a_const.DELETE)
self.provision_queue.put(t_res) | def delete_tenant_if_removed(self, tenant_id) | Enqueue tenant delete if it's no longer in the db | 7.926743 | 6.756555 | 1.173193 |
n_res = MechResource(network['id'], a_const.NETWORK_RESOURCE,
a_const.CREATE)
self.provision_queue.put(n_res) | def create_network(self, network) | Enqueue network create | 14.739406 | 12.714884 | 1.159225 |
n_res = MechResource(network['id'], a_const.NETWORK_RESOURCE,
a_const.DELETE)
self.provision_queue.put(n_res) | def delete_network(self, network) | Enqueue network delete | 12.242583 | 11.141278 | 1.098849 |
for segment in segments:
s_res = MechResource(segment['id'], a_const.SEGMENT_RESOURCE,
a_const.CREATE)
self.provision_queue.put(s_res) | def create_segments(self, segments) | Enqueue segment creates | 11.394364 | 10.422262 | 1.093272 |
for segment in segments:
s_res = MechResource(segment['id'], a_const.SEGMENT_RESOURCE,
a_const.DELETE)
self.provision_queue.put(s_res) | def delete_segments(self, segments) | Enqueue segment deletes | 10.546902 | 9.47026 | 1.113687 |
if port[portbindings.VNIC_TYPE] == portbindings.VNIC_BAREMETAL:
return a_const.BAREMETAL_RESOURCE
owner_to_type = {
n_const.DEVICE_OWNER_DHCP: a_const.DHCP_RESOURCE,
n_const.DEVICE_OWNER_DVR_INTERFACE: a_const.ROUTER_RESOURCE,
trunk_consts.TRUNK_S... | def get_instance_type(self, port) | Determine the port type based on device owner and vnic type | 2.464142 | 2.300974 | 1.070913 |
instance_type = self.get_instance_type(port)
if not instance_type:
return
i_res = MechResource(port['device_id'], instance_type, a_const.CREATE)
self.provision_queue.put(i_res) | def create_instance(self, port) | Enqueue instance create | 6.495655 | 5.984776 | 1.085363 |
instance_type = self.get_instance_type(port)
if not instance_type:
return
if not db_lib.instance_provisioned(port['device_id']):
i_res = MechResource(port['device_id'], instance_type,
a_const.DELETE)
self.provision_que... | def delete_instance_if_removed(self, port) | Enqueue instance delete if it's no longer in the db | 6.02434 | 5.315416 | 1.133371 |
instance_type = self.get_instance_type(port)
if not instance_type:
return
port_type = instance_type + a_const.PORT_SUFFIX
p_res = MechResource(port['id'], port_type, a_const.CREATE)
self.provision_queue.put(p_res) | def create_port(self, port) | Enqueue port create | 6.205631 | 6.016546 | 1.031427 |
instance_type = self.get_instance_type(port)
if not instance_type:
return
port_type = instance_type + a_const.PORT_SUFFIX
if not db_lib.port_provisioned(port['id']):
p_res = MechResource(port['id'], port_type, a_const.DELETE)
self.provision_qu... | def delete_port_if_removed(self, port) | Enqueue port delete | 5.851494 | 5.614254 | 1.042257 |
binding_keys = list()
switch_binding = port[portbindings.PROFILE].get(
'local_link_information', None)
if switch_binding:
for binding in switch_binding:
switch_id = binding.get('switch_id')
port_id = binding.get('port_id')
... | def _get_binding_keys(self, port, host) | Get binding keys from the port binding | 2.448565 | 2.382957 | 1.027532 |
if not self.get_instance_type(port):
return
for pb_key in self._get_binding_keys(port, host):
pb_res = MechResource(pb_key, a_const.PORT_BINDING_RESOURCE,
a_const.CREATE)
self.provision_queue.put(pb_res) | def create_port_binding(self, port, host) | Enqueue port binding create | 6.862621 | 6.427618 | 1.067677 |
if not self.get_instance_type(port):
return
for pb_key in self._get_binding_keys(port, host):
pb_res = MechResource(pb_key, a_const.PORT_BINDING_RESOURCE,
a_const.DELETE)
self.provision_queue.put(pb_res) | def delete_port_binding(self, port, host) | Enqueue port binding delete | 6.777627 | 6.446364 | 1.051388 |
network = context.current
log_context("create_network_postcommit: network", network)
segments = context.network_segments
tenant_id = network['project_id']
self.create_tenant(tenant_id)
self.create_network(network)
self.create_segments(segments) | def create_network_postcommit(self, context) | Provision the network on CVX | 4.044117 | 3.937597 | 1.027052 |
network = context.current
orig_network = context.original
log_context("update_network_postcommit: network", network)
log_context("update_network_postcommit: orig", orig_network)
segments = context.network_segments
self.create_network(network)
# New se... | def update_network_postcommit(self, context) | Send network updates to CVX:
- Update the network name
- Add new segments
- Delete stale segments | 4.467625 | 3.930557 | 1.136639 |
network = context.current
log_context("delete_network_postcommit: network", network)
segments = context.network_segments
tenant_id = network['project_id']
self.delete_segments(segments)
self.delete_network(network)
self.delete_tenant_if_removed(tenant_i... | def delete_network_postcommit(self, context) | Delete the network from CVX | 4.50683 | 4.328378 | 1.041228 |
port = context.current
orig_port = context.original
network = context.network.current
log_context("update_port_postcommit: port", port)
log_context("update_port_postcommit: orig", orig_port)
tenant_id = port['project_id']
# Device id can change without... | def update_port_postcommit(self, context) | Send port updates to CVX
This method is also responsible for the initial creation of ports
as we wait until after a port is bound to send the port data to CVX | 3.744747 | 3.81424 | 0.981781 |
port = context.current
log_context("delete_port_postcommit: port", port)
self._delete_port_resources(port, context.host)
self._try_to_release_dynamic_segment(context) | def delete_port_postcommit(self, context) | Delete the port from CVX | 6.324225 | 6.259296 | 1.010373 |
port = context.current
vif_details = {
portbindings.VIF_DETAILS_VLAN: str(
segment[driver_api.SEGMENTATION_ID])
}
context.set_binding(segment[driver_api.ID],
portbindings.VIF_TYPE_OTHER,
vif_deta... | def _bind_baremetal_port(self, context, segment) | Bind the baremetal port to the segment | 3.801274 | 3.672984 | 1.034928 |
port = context.current
physnet = None
if (port.get(portbindings.VNIC_TYPE) == portbindings.VNIC_BAREMETAL):
physnet = self.eapi.get_baremetal_physnet(context)
else:
physnet = self.eapi.get_host_physnet(context)
# If the switch is part of an mlag p... | def _get_physnet(self, context) | Find the appropriate physnet for the host
- Baremetal ports' physnet is determined by looking at the
local_link_information contained in the binding profile
- Other ports' physnet is determined by looking for the host in the
topology | 3.909547 | 3.750403 | 1.042434 |
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