285             retry -= 1

   285             retry -= 1

   286             try:

   286             try:

   287                 with self._maybedelayedinterrupt():

   287                 with self._maybedelayedinterrupt():

   288                     self.vfs.makelock(lockname, self.f)

   288                     self.vfs.makelock(lockname, self.f)

   289                     self.held = 1

   289                     self.held = 1

   291                 if why.errno == errno.EEXIST:

   291                 if why.errno == errno.EEXIST:

   292                     locker = self._readlock()

   292                     locker = self._readlock()

   293                     if locker is None:

   293                     if locker is None:

   294                         continue

   294                         continue

   295 

   295