code: def base64_decode_array(a, dtype):
      # decode and return the array
      return np.frombuffer(base64.decodestring(a), dtype=dtype)
  
file_path: imutils/imutils/encodings.py
imports: import numpy
  import base64
  import json
  import sys
label_desc: Use image node_id 4 for calling a global function with example usage: base64_decode_array(a, dtype) and returns: np