code: def base64_encode_image(a):
      # return a JSON-encoded list of the base64 encoded image, image data
      # type, and image shape
      # return json.dumps([base64_encode_array(a), str(a.dtype), a.shape])
      return json.dumps(
          [
              base64_encode_array(a).decode("utf-8"),
              str(a.dtype),
              a.shape,
          ]
      )
  
file_path: imutils/imutils/encodings.py
imports: import numpy
  import base64
  import json
  import sys
label_desc: Use image node_id 1 for calling a global function with example usage: base64_encode_image(a) and returns: json