(self, key, message)
Replace the keyed message; raise KeyError if it doesn't exist.
Replace the keyed message; raise KeyError if it doesn't exist.
Replace the keyed message ; raise KeyError if it doesn t exist .
def __setitem__(self, key, message):
        """Replace the keyed message; raise KeyError if it doesn't exist."""
        path = os.path.join(self._path, str(key))
        try:
            f = open(path, 'rb+')
        except OSError as e:
            if e.errno == errno.ENOENT:
                raise KeyError('No message with key: %s' % key)
            else:
                raise
        try:
            if self._locked:
                _lock_file(f)
            try:
                os.close(os.open(path, os.O_WRONLY | os.O_TRUNC))
                self._dump_message(message, f)
                if isinstance(message, MHMessage):
                    self._dump_sequences(message, key)
            finally:
                if self._locked:
                    _unlock_file(f)
        finally:
            _sync_close(f)
def __setitem__ ( self , key , message ) : path = os . path . join ( self . _path , str ( key ) ) try : f = open ( path , 'rb+' ) except OSError as e : if e . errno == errno . ENOENT : raise KeyError ( 'No message with key: %s' % key ) else : raise try : if self . _locked : _lock_file ( f ) try : os . close ( os . open ( path , os . O_WRONLY | os . O_TRUNC ) ) self . _dump_message ( message , f ) if isinstance ( message , MHMessage ) : self . _dump_sequences ( message , key ) finally : if self . _locked : _unlock_file ( f ) finally : _sync_close ( f )