sandbox.py 文件源码

def find_module(self, fullname, path=None):
    if (fullname in _WHITE_LIST_C_MODULES or
        any(regex.match(fullname) for regex in self._enabled_regexes)):
      return None
    if self._module_type(fullname, path) in [imp.C_EXTENSION, imp.C_BUILTIN]:
      return self
    return None