示例#1
0
def find_loader(name, path=None):
    """Find the loader for the specified module.

    First, sys.modules is checked to see if the module was already imported. If
    so, then sys.modules[name].__loader__ is returned. If that happens to be
    set to None, then ValueError is raised. If the module is not in
    sys.modules, then sys.meta_path is searched for a suitable loader with the
    value of 'path' given to the finders. None is returned if no loader could
    be found.

    Dotted names do not have their parent packages implicitly imported. You will
    most likely need to explicitly import all parent packages in the proper
    order for a submodule to get the correct loader.

    """
    try:
        loader = sys.modules[name].__loader__
        if loader is None:
            raise ValueError('{}.__loader__ is None'.format(name))
        else:
            return loader
    except KeyError:
        pass
    except AttributeError:
        raise ValueError('{}.__loader__ is not set'.format(name))
    return _bootstrap._find_module(name, path)
示例#2
0
def find_loader(name, path=None):
    """Find the loader for the specified module.

    First, sys.modules is checked to see if the module was already imported. If
    so, then sys.modules[name].__loader__ is returned. If that happens to be
    set to None, then ValueError is raised. If the module is not in
    sys.modules, then sys.meta_path is searched for a suitable loader with the
    value of 'path' given to the finders. None is returned if no loader could
    be found.

    Dotted names do not have their parent packages implicitly imported. You will
    most likely need to explicitly import all parent packages in the proper
    order for a submodule to get the correct loader.

    """
    try:
        loader = sys.modules[name].__loader__
        if loader is None:
            raise ValueError('{}.__loader__ is None'.format(name))
        else:
            return loader
    except KeyError:
        pass
    except AttributeError:
        raise ValueError('{}.__loader__ is not set'.format(name))
    return _bootstrap._find_module(name, path)
示例#3
0
def find_loader(name, path=None):
    try:
        loader = sys.modules[name].__loader__
        if loader is None:
            raise ValueError('{}.__loader__ is None'.format(name))
        else:
            return loader
    except KeyError:
        pass
    return _bootstrap._find_module(name, path)