本文整理汇总了Python中pip._vendor.packaging.specifiers方法的典型用法代码示例。如果您正苦于以下问题：Python packaging.specifiers方法的具体用法？Python packaging.specifiers怎么用？Python packaging.specifiers使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类pip._vendor.packaging的用法示例。
在下文中一共展示了packaging.specifiers方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: is_pinned
# 需要导入模块: from pip._vendor import packaging [as 别名]
# 或者: from pip._vendor.packaging import specifiers [as 别名]
def is_pinned(self):
"""Return whether I am pinned to an exact version.
For example, some-package==1.2 is pinned; some-package>1.2 is not.
"""
specifiers = self.specifier
return (len(specifiers) == 1 and
next(iter(specifiers)).operator in ('==', '===')) 示例2: is_pinned
# 需要导入模块: from pip._vendor import packaging [as 别名]
# 或者: from pip._vendor.packaging import specifiers [as 别名]
def is_pinned(self):
"""Return whether I am pinned to an exact version.
For example, some-package==1.2 is pinned; some-package>1.2 is not.
"""
specifiers = self.specifier
return (len(specifiers) == 1 and
next(iter(specifiers)).operator in {'==', '==='}) 示例3: _preparse_requirement
# 需要导入模块: from pip._vendor import packaging [as 别名]
# 或者: from pip._vendor.packaging import specifiers [as 别名]
def _preparse_requirement(self, requires_dist):
"""Convert 'Foobar (1); baz' to ('Foobar ==1', 'baz')
Split environment marker, add == prefix to version specifiers as
necessary, and remove parenthesis.
"""
parts = requires_dist.split(';', 1) + ['']
distvers = parts[0].strip()
mark = parts[1].strip()
distvers = re.sub(self.EQEQ, r"\1==\2\3", distvers)
distvers = distvers.replace('(', '').replace(')', '')
return (distvers, mark) 示例4: __init__
# 需要导入模块: from pip._vendor import packaging [as 别名]
# 或者: from pip._vendor.packaging import specifiers [as 别名]
def __init__(self, project_name, specs, extras):
"""DO NOT CALL THIS UNDOCUMENTED METHOD; use Requirement.parse()!"""
self.unsafe_name, project_name = project_name, safe_name(project_name)
self.project_name, self.key = project_name, project_name.lower()
self.specifier = packaging.specifiers.SpecifierSet(
",".join(["".join([x, y]) for x, y in specs])
)
self.specs = specs
self.extras = tuple(map(safe_extra, extras))
self.hashCmp = (
self.key,
self.specifier,
frozenset(self.extras),
)
self.__hash = hash(self.hashCmp)