413     def prompt(self, msg, pat=None, default="y", matchflags=0):

   413     def prompt(self, msg, pat=None, default="y", matchflags=0):

   414         if not self.interactive: return default

   414         if not self.interactive: return default

   415         while True:

   415         while True:

   416             try:

   416             try:

   417                 r = self._readline(msg + ' ')

   417                 r = self._readline(msg + ' ')

   418                 if not pat or re.match(pat, r, matchflags):

   420                 if not pat or re.match(pat, r, matchflags):

   419                     return r

   421                     return r

   420                 else:

   422                 else:

   421                     self.write(_("unrecognized response\n"))

   423                     self.write(_("unrecognized response\n"))

   422             except EOFError:

   424             except EOFError: