docs: def export_public_key(self):
  		""" Export a public key in PEM-format
  
  		:return: bytes
  		"""
  		if self.__public_key is None:
  			raise ValueError('Unable to call this method. Public key must be set')
  
  		return self.__public_key.public_bytes(
  			encoding=serialization.Encoding.PEM,
  			format=serialization.PublicFormat.SubjectPublicKeyInfo
  		)