class_docstr: Form Dialog
class_docstr_tok: ["Form","Dialog"]
code: def reject(self):
      self.data = None
      QtWidgets.QDialog.reject(self)
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import copy
  import datetime
  import warnings
  import six
  from matplotlib import colors
  from matplotlib.backends.qt_compat import QtGui, QtWidgets, QtCore
label_desc: Use image node_id 5 for calling the FormDialog obj's underlying member method code with example usage: obj.reject() without return types