本文整理汇总了Python中mypy.options.Options.package_root方法的典型用法代码示例。如果您正苦于以下问题：Python Options.package_root方法的具体用法？Python Options.package_root怎么用？Python Options.package_root使用的例子？那么恭喜您, 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mypy.options.Options的用法示例。
在下文中一共展示了Options.package_root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: process_package_roots
# 需要导入模块: from mypy.options import Options [as 别名]
# 或者: from mypy.options.Options import package_root [as 别名]
def process_package_roots(fscache: Optional[FileSystemCache],
parser: argparse.ArgumentParser,
options: Options) -> None:
"""Validate and normalize package_root."""
if fscache is None:
parser.error("--package-root does not work here (no fscache)")
assert fscache is not None # Since mypy doesn't know parser.error() raises.
# Do some stuff with drive letters to make Windows happy (esp. tests).
current_drive, _ = os.path.splitdrive(os.getcwd())
dot = os.curdir
dotslash = os.curdir + os.sep
dotdotslash = os.pardir + os.sep
trivial_paths = {dot, dotslash}
package_root = []
for root in options.package_root:
if os.path.isabs(root):
parser.error("Package root cannot be absolute: %r" % root)
drive, root = os.path.splitdrive(root)
if drive and drive != current_drive:
parser.error("Package root must be on current drive: %r" % (drive + root))
# Empty package root is always okay.
if root:
root = os.path.relpath(root) # Normalize the heck out of it.
if root.startswith(dotdotslash):
parser.error("Package root cannot be above current directory: %r" % root)
if root in trivial_paths:
root = ''
elif not root.endswith(os.sep):
root = root + os.sep
package_root.append(root)
options.package_root = package_root
# Pass the package root on the the filesystem cache.
fscache.set_package_root(package_root)