本文整理汇总了Python中_frozen_importlib._exec方法的典型用法代码示例。如果您正苦于以下问题：Python _frozen_importlib._exec方法的具体用法？Python _frozen_importlib._exec怎么用？Python _frozen_importlib._exec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_frozen_importlib的用法示例。
在下文中一共展示了_frozen_importlib._exec方法的3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: reload
# 需要导入模块: import _frozen_importlib [as 别名]
# 或者: from _frozen_importlib import _exec [as 别名]
def reload(module):
"""Reload the module and return it.
The module must have been successfully imported before.
"""
if not module or not isinstance(module, types.ModuleType):
raise TypeError("reload() argument must be module")
try:
name = module.__spec__.name
except AttributeError:
name = module.__name__
if sys.modules.get(name) is not module:
msg = "module {} not in sys.modules"
raise ImportError(msg.format(name), name=name)
if name in _RELOADING:
return _RELOADING[name]
_RELOADING[name] = module
try:
parent_name = name.rpartition('.')[0]
if parent_name:
try:
parent = sys.modules[parent_name]
except KeyError:
msg = "parent {!r} not in sys.modules"
raise ImportError(msg.format(parent_name),
name=parent_name) from None
else:
pkgpath = parent.__path__
else:
pkgpath = None
target = module
spec = module.__spec__ = _bootstrap._find_spec(name, pkgpath, target)
_bootstrap._exec(spec, module)
# The module may have replaced itself in sys.modules!
return sys.modules[name]
finally:
try:
del _RELOADING[name]
except KeyError:
pass 示例2: reload
# 需要导入模块: import _frozen_importlib [as 别名]
# 或者: from _frozen_importlib import _exec [as 别名]
def reload(module):
"""Reload the module and return it.
The module must have been successfully imported before.
"""
if not module or not isinstance(module, types.ModuleType):
raise TypeError("reload() argument must be a module")
try:
name = module.__spec__.name
except AttributeError:
name = module.__name__
if sys.modules.get(name) is not module:
msg = "module {} not in sys.modules"
raise ImportError(msg.format(name), name=name)
if name in _RELOADING:
return _RELOADING[name]
_RELOADING[name] = module
try:
parent_name = name.rpartition('.')[0]
if parent_name:
try:
parent = sys.modules[parent_name]
except KeyError:
msg = "parent {!r} not in sys.modules"
raise ImportError(msg.format(parent_name),
name=parent_name) from None
else:
pkgpath = parent.__path__
else:
pkgpath = None
target = module
spec = module.__spec__ = _bootstrap._find_spec(name, pkgpath, target)
if spec is None:
raise ModuleNotFoundError(f"spec not found for the module {name!r}", name=name)
_bootstrap._exec(spec, module)
# The module may have replaced itself in sys.modules!
return sys.modules[name]
finally:
try:
del _RELOADING[name]
except KeyError:
pass 示例3: reload
# 需要导入模块: import _frozen_importlib [as 别名]
# 或者: from _frozen_importlib import _exec [as 别名]
def reload(module):
"""Reload the module and return it.
The module must have been successfully imported before.
"""
if not module or not isinstance(module, types.ModuleType):
raise TypeError("reload() argument must be a module")
try:
name = module.__spec__.name
except AttributeError:
name = module.__name__
if sys.modules.get(name) is not module:
msg = "module {} not in sys.modules"
raise ImportError(msg.format(name), name=name)
if name in _RELOADING:
return _RELOADING[name]
_RELOADING[name] = module
try:
parent_name = name.rpartition('.')[0]
if parent_name:
try:
parent = sys.modules[parent_name]
except KeyError:
msg = "parent {!r} not in sys.modules"
raise ImportError(msg.format(parent_name),
name=parent_name) from None
else:
pkgpath = parent.__path__
else:
pkgpath = None
target = module
spec = module.__spec__ = _bootstrap._find_spec(name, pkgpath, target)
_bootstrap._exec(spec, module)
# The module may have replaced itself in sys.modules!
return sys.modules[name]
finally:
try:
del _RELOADING[name]
except KeyError:
pass