code: def warmup_constant(x, warmup=0.002, *args):
      s = tf.cast(x <= warmup, tf.float32)
      return s * (x / warmup) + (1 - s) * 1
  
file_path: finetune/finetune/optimizers/learning_rate_schedules.py
imports: import math
  import tensorflow
  from itertools import zip_longest
  import tensorflow
  from tensorflow.python.framework import ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.eager import context
label_desc: Use image node_id 2 for calling a global function with example usage: warmup_constant(x, warmup) and returns: unknown