dbg.py 文件源码

def trace_dispatch(self, frame, event, arg):
        # check for non-interaction rpc (set_breakpoint, interrupt)
        while self.allow_interruptions and self.pipe.poll():
            self.pull_actions()
            # check for non-interaction rpc (set_breakpoint, interrupt)
            while self.pipe.poll():
                self.pull_actions()
        if (frame.f_code.co_filename, frame.f_lineno) not in breaks and \
            self.fast_continue:
            return self.trace_dispatch
        # process the frame (see Bdb.trace_dispatch)
        ##if self.fast_continue:
        ##    return self.trace_dispatch
        if self.quitting:
            return # None
        if event == 'line':
            return self.dispatch_line(frame)
        if event == 'call':
            return self.dispatch_call(frame, arg)
        if event == 'return':
            return self.dispatch_return(frame, arg)
        if event == 'exception':
            return self.dispatch_exception(frame, arg)
        return self.trace_dispatch