imp.py 文件源码

def load_package(name, path):
    """**DEPRECATED**"""
    if os.path.isdir(path):
        extensions = (machinery.SOURCE_SUFFIXES[:] +
                      machinery.BYTECODE_SUFFIXES[:])
        for extension in extensions:
            path = os.path.join(path, '__init__'+extension)
            if os.path.exists(path):
                break
        else:
            raise ValueError('{!r} is not a package'.format(path))
    spec = util.spec_from_file_location(name, path,
                                        submodule_search_locations=[])
    if name in sys.modules:
        return _exec(spec, sys.modules[name])
    else:
        return _load(spec)