parameters: (self)
docstring: initialize widgets
          :return:
docstring_summary: initialize widgets
          :return:
docstring_tokens: initialize widgets : return :
function: def _init_widgets(self):
          """
          initialize widgets
          :return:
          """
          self.ui.lineEdit_url.setText('http://neutron.ornl.gov/user_data/hb3a/')
function_tokens: def _init_widgets ( self ) : self . ui . lineEdit_url . setText ( 'http://neutron.ornl.gov/user_data/hb3a/' )