imputil.py 文件源码

def get_code(self, parent, modname, fqname):
        if parent:
            # these modules definitely do not occur within a package context
            return None

        # look for the module
        if imp.is_builtin(modname):
            type = imp.C_BUILTIN
        elif imp.is_frozen(modname):
            type = imp.PY_FROZEN
        else:
            # not found
            return None

        # got it. now load and return it.
        module = imp.load_module(modname, None, modname, ('', '', type))
        return 0, module, { }


######################################################################
#
# Internal importer used for importing from the filesystem
#