class_docstr: Base class for module
code: def __call__(self, *args):
      if self._entry:
          return self._entry(*args)
      f = self.entry_func
      return f(*args)
  
imports: from __future__ import absolute_import
  import ctypes
  import sys
  from .base import _FFI_MODE, _LIB, c_str, check_call, py_str, string_types
label_desc: Use image node_id 7 for calling the ModuleBase obj's underlying member method code with example usage: obj.__call__() and returns: f, self