<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _get_example_length(example):
 """Returns the maximum length between the example inputs and targets."""

  length = tf.maximum(tf.shape(example[0])[0], tf.shape(example[1])[0])
  return length