old_contents: # coding: utf-8
  from __future__ import unicode_literals, division, absolute_import, print_function
  
  import sys
  import socket
  
  
  __all__ = [
      'AsymmetricKeyError',
      'CACertsError',
      'LibraryNotFoundError',
      'SignatureError',
      'TLSError',
      'TLSVerificationError',
  ]
  
  
  class LibraryNotFoundError(Exception):
  
      """
      An exception when trying to find a shared library
      """
  
      pass
  
  
  class SignatureError(Exception):
  
      """
      An exception when validating a signature
      """
  
      pass
  
  
  class AsymmetricKeyError(Exception):
  
      """
      An exception when a key is invalid or unsupported
      """
  
      pass
  
  
  class IncompleteAsymmetricKeyError(AsymmetricKeyError):
  
      """
      An exception when a key is missing necessary information
      """
  
      pass
  
  
  class CACertsError(Exception):
  
      """
      An exception when exporting CA certs from the OS trust store
      """
  
      pass
  
  
  class TLSError(socket.error):
  
      """
      An exception related to TLS functionality
      """
  
      message = None
  
      def __init__(self, message):
          self.args = (message,)
          self.message = message
  
      def __str__(self):
          output = self.__unicode__()
          if sys.version_info < (3,):
              output = output.encode('utf-8')
          return output
  
      def __unicode__(self):
          return self.message
  
  
  class TLSConnectionError(TLSError):
      pass
  
  
  class TLSDisconnectError(TLSConnectionError):
      pass
  
  
  class TLSGracefulDisconnectError(TLSDisconnectError):
      pass
  
  
  class TLSVerificationError(TLSError):
  
      """
      A server certificate verification error happened during a TLS handshake
      """
  
      certificate = None
  
      def __init__(self, message, certificate):
          TLSError.__init__(self, message)
          self.certificate = certificate
          self.args = (message, certificate)
  
new_contents: # coding: utf-8
  from __future__ import unicode_literals, division, absolute_import, print_function
  
  import sys
  import socket
  
  
  __all__ = [
      'AsymmetricKeyError',
      'CACertsError',
      'LibraryNotFoundError',
      'SignatureError',
      'TLSError',
      'TLSConnectionError',
      'TLSDisconnectError',
      'TLSGracefulDisconnectError',
      'TLSVerificationError',
  ]
  
  
  class LibraryNotFoundError(Exception):
  
      """
      An exception when trying to find a shared library
      """
  
      pass
  
  
  class SignatureError(Exception):
  
      """
      An exception when validating a signature
      """
  
      pass
  
  
  class AsymmetricKeyError(Exception):
  
      """
      An exception when a key is invalid or unsupported
      """
  
      pass
  
  
  class IncompleteAsymmetricKeyError(AsymmetricKeyError):
  
      """
      An exception when a key is missing necessary information
      """
  
      pass
  
  
  class CACertsError(Exception):
  
      """
      An exception when exporting CA certs from the OS trust store
      """
  
      pass
  
  
  class TLSError(socket.error):
  
      """
      An exception related to TLS functionality
      """
  
      message = None
  
      def __init__(self, message):
          self.args = (message,)
          self.message = message
  
      def __str__(self):
          output = self.__unicode__()
          if sys.version_info < (3,):
              output = output.encode('utf-8')
          return output
  
      def __unicode__(self):
          return self.message
  
  
  class TLSConnectionError(TLSError):
      pass
  
  
  class TLSDisconnectError(TLSConnectionError):
      pass
  
  
  class TLSGracefulDisconnectError(TLSDisconnectError):
      pass
  
  
  class TLSVerificationError(TLSError):
  
      """
      A server certificate verification error happened during a TLS handshake
      """
  
      certificate = None
  
      def __init__(self, message, certificate):
          TLSError.__init__(self, message)
          self.certificate = certificate
          self.args = (message, certificate)
  
subject: Add missing exports to oscrypto.errors