From 227b2d30a8675b44918f9d9ca89b24144a938215 Mon Sep 17 00:00:00 2001 From: Shubham Saini Date: Mon, 5 Aug 2019 14:02:33 +0530 Subject: removing venv files --- .../pip/_vendor/packaging/markers.py | 301 --------------------- 1 file changed, 301 deletions(-) delete mode 100644 venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_vendor/packaging/markers.py (limited to 'venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_vendor/packaging/markers.py') diff --git a/venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_vendor/packaging/markers.py b/venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_vendor/packaging/markers.py deleted file mode 100644 index b4dc0b9..0000000 --- a/venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_vendor/packaging/markers.py +++ /dev/null @@ -1,301 +0,0 @@ -# This file is dual licensed under the terms of the Apache License, Version -# 2.0, and the BSD License. See the LICENSE file in the root of this repository -# for complete details. -from __future__ import absolute_import, division, print_function - -import operator -import os -import platform -import sys - -from pip._vendor.pyparsing import ParseException, ParseResults, stringStart, stringEnd -from pip._vendor.pyparsing import ZeroOrMore, Group, Forward, QuotedString -from pip._vendor.pyparsing import Literal as L # noqa - -from ._compat import string_types -from .specifiers import Specifier, InvalidSpecifier - - -__all__ = [ - "InvalidMarker", "UndefinedComparison", "UndefinedEnvironmentName", - "Marker", "default_environment", -] - - -class InvalidMarker(ValueError): - """ - An invalid marker was found, users should refer to PEP 508. - """ - - -class UndefinedComparison(ValueError): - """ - An invalid operation was attempted on a value that doesn't support it. - """ - - -class UndefinedEnvironmentName(ValueError): - """ - A name was attempted to be used that does not exist inside of the - environment. - """ - - -class Node(object): - - def __init__(self, value): - self.value = value - - def __str__(self): - return str(self.value) - - def __repr__(self): - return "<{0}({1!r})>".format(self.__class__.__name__, str(self)) - - def serialize(self): - raise NotImplementedError - - -class Variable(Node): - - def serialize(self): - return str(self) - - -class Value(Node): - - def serialize(self): - return '"{0}"'.format(self) - - -class Op(Node): - - def serialize(self): - return str(self) - - -VARIABLE = ( - L("implementation_version") | - L("platform_python_implementation") | - L("implementation_name") | - L("python_full_version") | - L("platform_release") | - L("platform_version") | - L("platform_machine") | - L("platform_system") | - L("python_version") | - L("sys_platform") | - L("os_name") | - L("os.name") | # PEP-345 - L("sys.platform") | # PEP-345 - L("platform.version") | # PEP-345 - L("platform.machine") | # PEP-345 - L("platform.python_implementation") | # PEP-345 - L("python_implementation") | # undocumented setuptools legacy - L("extra") -) -ALIASES = { - 'os.name': 'os_name', - 'sys.platform': 'sys_platform', - 'platform.version': 'platform_version', - 'platform.machine': 'platform_machine', - 'platform.python_implementation': 'platform_python_implementation', - 'python_implementation': 'platform_python_implementation' -} -VARIABLE.setParseAction(lambda s, l, t: Variable(ALIASES.get(t[0], t[0]))) - -VERSION_CMP = ( - L("===") | - L("==") | - L(">=") | - L("<=") | - L("!=") | - L("~=") | - L(">") | - L("<") -) - -MARKER_OP = VERSION_CMP | L("not in") | L("in") -MARKER_OP.setParseAction(lambda s, l, t: Op(t[0])) - -MARKER_VALUE = QuotedString("'") | QuotedString('"') -MARKER_VALUE.setParseAction(lambda s, l, t: Value(t[0])) - -BOOLOP = L("and") | L("or") - -MARKER_VAR = VARIABLE | MARKER_VALUE - -MARKER_ITEM = Group(MARKER_VAR + MARKER_OP + MARKER_VAR) -MARKER_ITEM.setParseAction(lambda s, l, t: tuple(t[0])) - -LPAREN = L("(").suppress() -RPAREN = L(")").suppress() - -MARKER_EXPR = Forward() -MARKER_ATOM = MARKER_ITEM | Group(LPAREN + MARKER_EXPR + RPAREN) -MARKER_EXPR << MARKER_ATOM + ZeroOrMore(BOOLOP + MARKER_EXPR) - -MARKER = stringStart + MARKER_EXPR + stringEnd - - -def _coerce_parse_result(results): - if isinstance(results, ParseResults): - return [_coerce_parse_result(i) for i in results] - else: - return results - - -def _format_marker(marker, first=True): - assert isinstance(marker, (list, tuple, string_types)) - - # Sometimes we have a structure like [[...]] which is a single item list - # where the single item is itself it's own list. In that case we want skip - # the rest of this function so that we don't get extraneous () on the - # outside. - if (isinstance(marker, list) and len(marker) == 1 and - isinstance(marker[0], (list, tuple))): - return _format_marker(marker[0]) - - if isinstance(marker, list): - inner = (_format_marker(m, first=False) for m in marker) - if first: - return " ".join(inner) - else: - return "(" + " ".join(inner) + ")" - elif isinstance(marker, tuple): - return " ".join([m.serialize() for m in marker]) - else: - return marker - - -_operators = { - "in": lambda lhs, rhs: lhs in rhs, - "not in": lambda lhs, rhs: lhs not in rhs, - "<": operator.lt, - "<=": operator.le, - "==": operator.eq, - "!=": operator.ne, - ">=": operator.ge, - ">": operator.gt, -} - - -def _eval_op(lhs, op, rhs): - try: - spec = Specifier("".join([op.serialize(), rhs])) - except InvalidSpecifier: - pass - else: - return spec.contains(lhs) - - oper = _operators.get(op.serialize()) - if oper is None: - raise UndefinedComparison( - "Undefined {0!r} on {1!r} and {2!r}.".format(op, lhs, rhs) - ) - - return oper(lhs, rhs) - - -_undefined = object() - - -def _get_env(environment, name): - value = environment.get(name, _undefined) - - if value is _undefined: - raise UndefinedEnvironmentName( - "{0!r} does not exist in evaluation environment.".format(name) - ) - - return value - - -def _evaluate_markers(markers, environment): - groups = [[]] - - for marker in markers: - assert isinstance(marker, (list, tuple, string_types)) - - if isinstance(marker, list): - groups[-1].append(_evaluate_markers(marker, environment)) - elif isinstance(marker, tuple): - lhs, op, rhs = marker - - if isinstance(lhs, Variable): - lhs_value = _get_env(environment, lhs.value) - rhs_value = rhs.value - else: - lhs_value = lhs.value - rhs_value = _get_env(environment, rhs.value) - - groups[-1].append(_eval_op(lhs_value, op, rhs_value)) - else: - assert marker in ["and", "or"] - if marker == "or": - groups.append([]) - - return any(all(item) for item in groups) - - -def format_full_version(info): - version = '{0.major}.{0.minor}.{0.micro}'.format(info) - kind = info.releaselevel - if kind != 'final': - version += kind[0] + str(info.serial) - return version - - -def default_environment(): - if hasattr(sys, 'implementation'): - iver = format_full_version(sys.implementation.version) - implementation_name = sys.implementation.name - else: - iver = '0' - implementation_name = '' - - return { - "implementation_name": implementation_name, - "implementation_version": iver, - "os_name": os.name, - "platform_machine": platform.machine(), - "platform_release": platform.release(), - "platform_system": platform.system(), - "platform_version": platform.version(), - "python_full_version": platform.python_version(), - "platform_python_implementation": platform.python_implementation(), - "python_version": platform.python_version()[:3], - "sys_platform": sys.platform, - } - - -class Marker(object): - - def __init__(self, marker): - try: - self._markers = _coerce_parse_result(MARKER.parseString(marker)) - except ParseException as e: - err_str = "Invalid marker: {0!r}, parse error at {1!r}".format( - marker, marker[e.loc:e.loc + 8]) - raise InvalidMarker(err_str) - - def __str__(self): - return _format_marker(self._markers) - - def __repr__(self): - return "".format(str(self)) - - def evaluate(self, environment=None): - """Evaluate a marker. - - Return the boolean from evaluating the given marker against the - environment. environment is an optional argument to override all or - part of the determined environment. - - The environment is determined from the current Python process. - """ - current_environment = default_environment() - if environment is not None: - current_environment.update(environment) - - return _evaluate_markers(self._markers, current_environment) -- cgit v1.2.3