petstore_api/api_client.py:247:22: W605 invalid escape sequence '\['
                sub_kls = re.match('list\[(.*)\]', klass).group(1)
                     ^
petstore_api/api_client.py:247:28: W605 invalid escape sequence '\]'
                sub_kls = re.match('list\[(.*)\]', klass).group(1)
                           ^
petstore_api/api_client.py:252:22: W605 invalid escape sequence '\('
                sub_kls = re.match('dict\(([^,]*), (.*)\)', klass).group(2)
                     ^
petstore_api/api_client.py:252:37: W605 invalid escape sequence '\)'
                sub_kls = re.match('dict\(([^,]*), (.*)\)', klass).group(2)
                                    ^
petstore_api/models/format_test.py:297:25: W605 invalid escape sequence '\/'
        if byte is not None and not re.search('^(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?$', byte):  # noqa: E501
                        ^
petstore_api/models/format_test.py:297:47: W605 invalid escape sequence '\/'
        if byte is not None and not re.search('^(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?$', byte):  # noqa: E501
                                              ^
petstore_api/models/format_test.py:297:67: W605 invalid escape sequence '\/'
        if byte is not None and not re.search('^(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?$', byte):  # noqa: E501
                                                                  ^
petstore_api/models/format_test.py:298:94: W605 invalid escape sequence '\/'
            raise ValueError("Invalid value for `byte`, must be a follow pattern or equal to `/^(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?$/`")  # noqa: E501
                                                                                             ^
petstore_api/models/format_test.py:298:116: W605 invalid escape sequence '\/'
            raise ValueError("Invalid value for `byte`, must be a follow pattern or equal to `/^(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?$/`")  # noqa: E501
                                                                                                                   ^
petstore_api/models/format_test.py:298:136: W605 invalid escape sequence '\/'
            raise ValueError("Invalid value for `byte`, must be a follow pattern or equal to `/^(?:[A-Za-z0-9+\/]{4})*(?:[A-Za-z0-9+\/]{2}==|[A-Za-z0-9+\/]{3}=)?$/`")  # noqa: E501
                                                                                                                                       ^
petstore_api/api/fake_api.py:615:-540: W605 invalid escape sequence '\&'
        """
^
petstore_api/api/fake_api.py:615:-527: W605 invalid escape sequence '\&'
        """
^
petstore_api/api/fake_api.py:637:-555: W605 invalid escape sequence '\&'
        """
^
petstore_api/api/fake_api.py:637:-542: W605 invalid escape sequence '\&'
        """
^
make: *** [test-all] Error 1