我们从Python开源项目中,提取了以下12个代码示例,用于说明如何使用_frozen_importlib._exec()。
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
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