code: def _sum_boolean_tensor(x):
      return tf.reduce_sum(tf.cast(x, dtype="int64"))
  
imports: import argparse
  import textwrap
  import tensorflow
  import tensorflow_addons
  from dgl.data import CiteseerGraphDataset, CoraGraphDataset, PubmedGraphDataset
  from dgl.nn.tensorflow.conv import SGConv
label_desc: Use image node_id 2 for calling a global function with example usage: _sum_boolean_tensor(x) and returns: tf