(self)
Intercept this Flow. Processing will stop until accept_intercept is
            called.
Intercept this Flow. Processing will stop until accept_intercept is
            called.
Intercept this Flow . Processing will stop until accept_intercept is called .
def intercept(self):
        """
            Intercept this Flow. Processing will stop until accept_intercept is
            called.
        """
        self.intercepting = True
def intercept ( self ) : self . intercepting = True