def export_key()

in docker/services/key_management_service.py [0:0]

• 31 lines of code
• 11 McCabe index (conditional complexity)

    def export_key(self, frmt: str, base64encode: bool = False):
        try:
            value = self.key.export_key(format=frmt)
        except (TypeError, Exception) as e:
            _LOG.warning(f'Key:\'{self.kid}\' could not be exported into '
                         f'{frmt} format, due to: "{e}".')
            value = None

        base = {
            KEY_ID_ATTR: self.kid,
            ALGORITHM_ATTR: self.alg
        }

        pending = {}

        if value:
            pending[FORMAT_ATTR] = frmt
            pending[VALUE_ATTR] = value

        if pending[VALUE_ATTR] and base64encode:
            pending[B64ENCODED_ATTR] = True
            pending[VALUE_ATTR] = standard_b64encode(
                value if isinstance(value, bytes) else value.encode('utf-8')
            )
        elif pending[VALUE_ATTR] and not base64encode:
            pending[B64ENCODED_ATTR] = False

        if pending[VALUE_ATTR] and isinstance(value, bytes):

            try:
                pending[VALUE_ATTR] = value.decode()
            except (TypeError, Exception) as e:
                _LOG.warning(f'Key:\'{self.kid}\' could not be decoded into'
                             f' a string, due to: "{e}".')
                pending = {}

        base.update(pending)
        return base