code: def flat_map(x, y):
      return list(zip(x, y))
  
imports: import json
  import unittest
  from pathlib import Path
  from towhee import pipe
  from towhee import ops, register
  from towhee.runtime.time_profiler import TimeProfiler
  from towhee.tools.profilers import PerformanceProfiler
label_desc: Use image node_id 1 for calling a global function with example usage: flat_map(x, y) and returns: list