<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def release(self):
 """Try to delete the lock files. Doesn't matter if we fail"""

        if self.lock_filename != self.pid_filename:
            try:
                os.unlink(self.lock_filename)
            except OSError:
                pass

        try:
            os.remove(self.pid_filename)
        except OSError:
            pass