本文整理匯總了Python中pip._vendor.pkg_resources.Requirement.parse方法的典型用法代碼示例。如果您正苦於以下問題：Python Requirement.parse方法的具體用法？Python Requirement.parse怎麽用？Python Requirement.parse使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類pip._vendor.pkg_resources.Requirement的用法示例。
在下文中一共展示了Requirement.parse方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: check_requirements
# 需要導入模塊: from pip._vendor.pkg_resources import Requirement [as 別名]
# 或者: from pip._vendor.pkg_resources.Requirement import parse [as 別名]
def check_requirements(self, reqs):
# type: (Iterable[str]) -> Tuple[Set[Tuple[str, str]], Set[str]]
"""Return 2 sets:
- conflicting requirements: set of (installed, wanted) reqs tuples
- missing requirements: set of reqs
"""
missing = set()
conflicting = set()
if reqs:
ws = WorkingSet(self._lib_dirs)
for req in reqs:
try:
if ws.find(Requirement.parse(req)) is None:
missing.add(req)
except VersionConflict as e:
conflicting.add((str(e.args[0].as_requirement()),
str(e.args[1])))
return conflicting, missing 示例2: missing_requirements
# 需要導入模塊: from pip._vendor.pkg_resources import Requirement [as 別名]
# 或者: from pip._vendor.pkg_resources.Requirement import parse [as 別名]
def missing_requirements(self, reqs):
"""Return a list of the requirements from reqs that are not present
"""
missing = []
with self:
ws = WorkingSet(os.environ["PYTHONPATH"].split(os.pathsep))
for req in reqs:
try:
if ws.find(Requirement.parse(req)) is None:
missing.append(req)
except VersionConflict:
missing.append(req)
return missing