code: def __init__(self):
      self._private_key = rsa.generate_private_key(
          public_exponent=65537, key_size=2048
      )
  
imports: from __future__ import annotations
  import base64
  import threading
  from abc import ABC, abstractmethod
  from cryptography import exceptions
  from cryptography.hazmat.primitives import hashes, serialization
  from cryptography.hazmat.primitives.asymmetric import padding, rsa
label_desc: Use image node_id 1 to create a new RSAPrivateKey object from inherited base classes: PrivateKey with example: obj = RSAPrivateKey()