code: def doubler(f):
      def inner(*args, **kwds):
          fx = f(*args, **kwds)
          return 2 * fx
  
      return inner
  
file_path: dill/dill/tests/test_mixins.py
imports: import dill
label_desc: Use image node_id 6 for calling a global function with example usage: doubler(f) and returns: inner, unknown