我们从Python开源项目中，提取了以下50个代码示例，用于说明如何使用pdb.interaction()。
def bp_commands(self,frame): """Call every command that was set for the current active breakpoint (if there is one). Returns True if the normal interaction function must be called, False otherwise.""" # self.currentbp is set in bdb in Bdb.break_here if a breakpoint was hit if getattr(self, "currentbp", False) and \ self.currentbp in self.commands: currentbp = self.currentbp self.currentbp = 0 lastcmd_back = self.lastcmd self.setup(frame, None) for line in self.commands[currentbp]: self.onecmd(line) self.lastcmd = lastcmd_back if not self.commands_silent[currentbp]: self.print_stack_entry(self.stack[self.curindex]) if self.commands_doprompt[currentbp]: self.cmdloop() self.forget() return return 1
def execRcLines(self): if not self.rcLines: return # local copy because of recursion rcLines = self.rcLines rcLines.reverse() # execute every line only once self.rcLines = [] while rcLines: line = rcLines.pop().strip() if line and line[0] != '#': if self.onecmd(line): # if onecmd returns True, the command wants to exit # from the interaction, save leftover rc lines # to execute before next interaction self.rcLines += reversed(rcLines) return True # Override Bdb methods
def bp_commands(self, frame): """Call every command that was set for the current active breakpoint (if there is one). Returns True if the normal interaction function must be called, False otherwise.""" # self.currentbp is set in bdb in Bdb.break_here if a breakpoint was hit if getattr(self, "currentbp", False) and \ self.currentbp in self.commands: currentbp = self.currentbp self.currentbp = 0 lastcmd_back = self.lastcmd self.setup(frame, None) for line in self.commands[currentbp]: self.onecmd(line) self.lastcmd = lastcmd_back if not self.commands_silent[currentbp]: self.print_stack_entry(self.stack[self.curindex]) if self.commands_doprompt[currentbp]: self._cmdloop() self.forget() return return 1
def user_call(self, frame, argument_list): """This method is called when there is the remote possibility that we ever need to stop in this function.""" if self._wait_for_mainpyfile: return if self.stop_here(frame): print >>self.stdout, '--Call--' self.interaction(frame, None)
def user_line(self, frame): """This function is called when we stop or break at this line.""" if self._wait_for_mainpyfile: if (self.mainpyfile != self.canonic(frame.f_code.co_filename) or frame.f_lineno<= 0): return self._wait_for_mainpyfile = 0 if self.bp_commands(frame): self.interaction(frame, None)
def user_return(self, frame, return_value): """This function is called when a return trap is set here.""" if self._wait_for_mainpyfile: return frame.f_locals['__return__'] = return_value print >>self.stdout, '--Return--' self.interaction(frame, None)
def user_exception(self, frame, exc_info): """This function is called if an exception occurs, but only if we are to stop at or just below this level.""" if self._wait_for_mainpyfile: return exc_type, exc_value, exc_traceback = exc_info frame.f_locals['__exception__'] = exc_type, exc_value if type(exc_type) == type(''): exc_type_name = exc_type else: exc_type_name = exc_type.__name__ print >>self.stdout, exc_type_name + ':', _saferepr(exc_value) self.interaction(frame, exc_traceback) # General interaction function
def post_mortem(t=None): # handling the default if t is None: # sys.exc_info() returns (type, value, traceback) if an exception is # being handled, otherwise it returns None t = sys.exc_info()[2] if t is None: raise ValueError("A valid traceback must be passed if no " "exception is being handled") p = Pdb() p.reset() p.interaction(None, t)
def user_call(self, frame, argument_list): """This method is called when there is the remote possibility that we ever need to stop in this function.""" if self._wait_for_mainpyfile: return if self.stop_here(frame): self.message('--Call--') self.interaction(frame, None)
def user_line(self, frame): """This function is called when we stop or break at this line.""" if self._wait_for_mainpyfile: if (self.mainpyfile != self.canonic(frame.f_code.co_filename) or frame.f_lineno <= 0): return self._wait_for_mainpyfile = False if self.bp_commands(frame): self.interaction(frame, None)
def user_return(self, frame, return_value): """This function is called when a return trap is set here.""" if self._wait_for_mainpyfile: return frame.f_locals['__return__'] = return_value self.message('--Return--') self.interaction(frame, None)
def interaction(self, frame, traceback): if self.setup(frame, traceback): # no interaction desired at this time (happens if .pdbrc contains # a command like "continue") self.forget() return self.print_stack_entry(self.stack[self.curindex]) self._cmdloop() self.forget()
