code: def jsonify(obj, **kwargs):
      
      class NumpyEncoder(json.JSONEncoder):
  
          def default(self, obj):
              # will work for numpy.ndarrays
              # as well as their int64/etc objects
              if hasattr(obj, 'tolist'):
                  return obj.tolist()
              return json.JSONEncoder.default(self, obj)
      # run the dumps using our encoder
      dumped = json.dumps(obj, cls=NumpyEncoder, **kwargs)
      return dumped
docs: A version of json.dumps that can handle numpy arrays
      by creating a custom encoder for numpy dtypes.
  
      Parameters
      --------------
      obj : JSON- serializable blob
      **kwargs :
          Passed to json.dumps
  
      Returns
      --------------
      dumped : str
        JSON dump of obj