class_docstr: Op whose perform() raises an exception.
      
docstr: msg - the argument to the exception
  exc - an exception class to raise in self.perform
docstr_tok: ["msg","-","the","argument","to","the","exception","exc","-","an","exception","class","to","raise","in","self.perform"]
code: def __init__(self, msg="", exc=NotImplementedError):
      """
      msg - the argument to the exception
      exc - an exception class to raise in self.perform
      """
      self.msg = msg
      self.exc = exc
  
imports: from __future__ import absolute_import, print_function, division
  from theano import gof
label_desc: Use image node_id 1 to create a new Raise object from inherited base classes: gof with example: obj = Raise(msg, exc)