from authlib.common.errors import AuthlibBaseError OAuthError = AuthlibBaseError class MissingRequestTokenError(OAuthError): error = 'missing_request_token' class MissingTokenError(OAuthError): error = 'missing_token' class TokenExpiredError(OAuthError): error = 'token_expired' class UnsupportedTokenTypeError(OAuthError): error = 'unsupported_token_type' class MismatchingStateError(OAuthError): error = 'mismatching_state' description = 'CSRF Warning! State not equal in request and response.'