code: def pop(self):
      if self.part_count() == 0:
          return ("", "")
      return super().pop()
  
imports: import re
  import binascii
  import email.quoprimime
  import email.base64mime
  from email.errors import HeaderParseError
  from email import charset
label_desc: Use image node_id 4 for calling the _Accumulator obj's underlying member method code with example usage: obj.pop() and returns: super, str,  str