class_docstr: implementation of server-side SCRAM-SHA-1 and SCRAM-SHA-256 auth for mongodb
      
code: def _split_payload(self, payload):
      parts = {}
      for part in [x for x in payload.split(",") if len(x) > 0]:
          parts[part[0]] = part[2:]
      return parts
  
file_path: mindsdb/mindsdb/api/mongo/classes/scram.py
imports: import base64
  import hashlib
  import hmac
  import os
  from pymongo.auth import _password_digest, _xor, saslprep
label_desc: Use image node_id 6 for calling the Scram obj's underlying member method code with example usage: obj._split_payload(payload) and returns: parts