code: def rand_float():
      return random.randrange(-pow(2, 18), pow(2, 18)) * random.random()
  
file_path: lightwood/tests/utils/data_generation.py
imports: import random
  import string
  import datetime
  from math import log
label_desc: Use image node_id 4 for calling a global function with example usage: rand_float() and returns: unknown