class_docstr: Base class for module
code: def __getitem__(self, name):
      if not isinstance(name, string_types):
          raise ValueError("Can only take string as function name")
      return self.get_function(name)
  
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 6 for calling the ModuleBase obj's underlying member method code with example usage: obj.__getitem__(name) and returns: self