def match(self, context):
        """Returns True if the current context matches, False if it doesn't and
        None if matching is not finished, ie must be resumed after child
        contexts have been matched."""
        while context.remaining_codes() > 0 and context.has_matched is None:
            opcode = context.peek_code()
            if not self.dispatch(opcode, context):
                return None
        if context.has_matched is None:
            context.has_matched = False
        return context.has_matched
def match(self, context):
        """Returns True if the current context matches, False if it doesn't and
        None if matching is not finished, ie must be resumed after child
        contexts have been matched."""
        while context.remaining_codes() > 0 and context.has_matched is None:
            opcode = context.peek_code()
            if not self.dispatch(opcode, context):
                return None
        if context.has_matched is None:
            context.has_matched = False
        return context.has_matched
def match ( self , context ) : while context . remaining_codes ( ) > 0 and context . has_matched is None : opcode = context . peek_code ( ) if not self . dispatch ( opcode , context ) : return None if context . has_matched is None : context . has_matched = False return context . has_matched
Returns True if the current context matches, False if it doesn't and
        None if matching is not finished, ie must be resumed after child
        contexts have been matched.
Returns True if the current context matches False if it doesn t and None if matching is not finished ie must be resumed after child contexts have been matched .