code: def int32(x):
      if dtype(x=x) != "int" or get_dtype(type="int") != tf.int32:
          x = tf.cast(x=x, dtype=tf.int32)
      return x
  
file_path: tensorforce/tensorforce/core/utils/tf_util.py
imports: import tensorflow
  from tensorforce import TensorforceError
label_desc: Use image node_id 6 for calling a global function with example usage: int32(x) and returns: x