(self)
return self.tk.call(self._w, 'invoke')
Invoke the command associated with the button.

        The return value is the return value from the command,
        or an empty string if there is no command associated with
        the button. This command is ignored if the button's state
        is disabled.
Invoke the command associated with the button.
Invoke the command associated with the button .
def invoke(self):
        """Invoke the command associated with the button.

        The return value is the return value from the command,
        or an empty string if there is no command associated with
        the button. This command is ignored if the button's state
        is disabled.
        """
        return self.tk.call(self._w, 'invoke')
def invoke ( self ) : return self . tk . call ( self . _w , 'invoke' )