code: def main(argv):
      t2t_datagen.main(argv)
  
imports: from magenta.tensor2tensor import models
  from magenta.tensor2tensor import problems_datagen
  from tensor2tensor.bin import t2t_datagen
  import tensorflow.compat.v1
label_desc: Use image node_id 1 for calling a global function with example usage: main(argv) without return types