本文整理汇总了Python中pip._internal.vcs.vcs.get_backend_type方法的典型用法代码示例。如果您正苦于以下问题：Python vcs.get_backend_type方法的具体用法？Python vcs.get_backend_type怎么用？Python vcs.get_backend_type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._internal.vcs.vcs的用法示例。
在下文中一共展示了vcs.get_backend_type方法的1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: get_requirement_info
# 需要导入模块: from pip._internal.vcs import vcs [as 别名]
# 或者: from pip._internal.vcs.vcs import get_backend_type [as 别名]
def get_requirement_info(dist):
# type: (Distribution) -> RequirementInfo
"""
Compute and return values (req, editable, comments) for use in
FrozenRequirement.from_dist().
"""
if not dist_is_editable(dist):
return (None, False, [])
location = os.path.normcase(os.path.abspath(dist.location))
from pip._internal.vcs import vcs, RemoteNotFoundError
vc_type = vcs.get_backend_type(location)
if not vc_type:
req = dist.as_requirement()
logger.debug(
'No VCS found for editable requirement {!r} in: {!r}', req,
location,
)
comments = [
'# Editable install with no version control ({})'.format(req)
]
return (location, True, comments)
try:
req = vc_type.get_src_requirement(location, dist.project_name)
except RemoteNotFoundError:
req = dist.as_requirement()
comments = [
'# Editable {} install with no remote ({})'.format(
vc_type.__name__, req,
)
]
return (location, True, comments)
except BadCommand:
logger.warning(
'cannot determine version of editable source in %s '
'(%s command not found in path)',
location,
vc_type.name,
)
return (None, True, [])
except InstallationError as exc:
logger.warning(
"Error when trying to get requirement for VCS system %s, "
"falling back to uneditable format", exc
)
else:
if req is not None:
return (req, True, [])
logger.warning(
'Could not determine repository location of %s', location
)
comments = ['## !! Could not determine repository location']
return (None, False, comments)