class_docstr: Use this as a decorator or context manager to change the value of
  Theano config variables.
  
  Useful during tests.
class_docstr_tok: ["Use","this","as","a","decorator","or","context","manager","to","change","the","value","of","Theano","config","variables",".","Useful","during","tests","."]
code: def __init__(self, args=(), **kwargs):
      confs = dict()
      args = dict(args)
      args.update(kwargs)
      for k in args:
          l = [v for v in _config_var_list if v.fullname == k]
          assert len(l) == 1, l
          confs[k] = l[0]
      self.confs = confs
      self.new_vals = args
  
imports: from __future__ import absolute_import, print_function, division
  import logging
  import os
  import shlex
  import sys
  import warnings
  from functools import wraps
  from six import StringIO, PY3, iteritems
  import theano
  from theano.compat import configparser
  from six import string_types
label_desc: Use image node_id 1 to create a new change_flags object from inherited base classes: object with example: obj = change_flags(args)