code: def load(cls, path):
          
          with open(path, 'r') as in_file:
              metadata = json.load(in_file)
  
          return cls.from_dict(metadata)
docs: Create a new MLPipeline from a JSON specification.
  
          The JSON file format is the same as the one created by the `to_dict` method.
  
          Args:
              path (str): Path of the JSON file to load.
  
          Returns:
              MLPipeline:
                  A new MLPipeline instance with the specification found
                  in the JSON file.