code: def _json():
      import json
      import warnings
  
      warnings.warn(
          "Using `json`-module for json-handling. "
          "Consider installing one of `orjson`, `ujson` "
          "to speed up serialization and deserialization."
      )
  
      def dump(obj, fp, nl=False):
          end = "\n" if nl else ""
          print(json.dumps(obj), file=fp, end=end)
  
      def bdumps(obj):
          return json.dumps(obj).encode()
  
      def bdump(obj, fp, nl=False):
          fp.write(bdumps(obj))
          if nl:
              fp.write(b"\n")
  
      return {
          "variant": "json",
          "load": json.load,
          "loads": json.loads,
          "dump": dump,
          "dumps": json.dumps,
          "bdump": bdump,
          "bdumps": bdumps,
      }
  
label_desc: Use image node_id 3 for calling a global function with example usage: _json() and returns: dict, json