<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def lstm_cell(hidden_size):
 """ Wrapper function to create an LSTM cell. """


    return tf.contrib.rnn.LSTMCell(
        hidden_size, use_peepholes=True, state_is_tuple=True)