code: def _merge_gen_kwargs(gen_kwargs_list: List[dict]) -> dict:
      return {
          key: [
              value
              for gen_kwargs in gen_kwargs_list
              for value in gen_kwargs[key]
          ]
          if isinstance(gen_kwargs_list[0][key], list)
          else gen_kwargs_list[0][key]
          for key in gen_kwargs_list[0]
      }
  
imports: from typing import List
  import numpy
label_desc: Use image node_id 4 for calling a global function with example usage: _merge_gen_kwargs(gen_kwargs_list) and returns: unknown