Running `pytest tests` fails

[jarednielsen]

• Async AWS SDK for Python version:
• Python version: 3.7
• Operating System: Mac

Description

Describe what you were trying to get done. Tell us what happened, what went wrong, and what you expected to happen.

What I Did

pytest tests

_____________________________________________________________ ERROR at setup of test_asymmetric_cse_encrypt_decrypt_aes_cbc ______________________________________________________________

    @pytest.yield_fixture(scope="session")
    def s3_server():
        host = "localhost"
        port = 5002
        url = "http://{host}:{port}".format(host=host, port=port)
>       process = start_service('s3', host, port)

tests/mock_server.py:72:
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
tests/mock_server.py:19: in start_service
    process = sp.Popen(args, stdin=sp.PIPE, stdout=sp.PIPE, stderr=sp.PIPE)  # shell=True
/usr/local/Cellar/python/3.7.4_1/Frameworks/Python.framework/Versions/3.7/lib/python3.7/subprocess.py:775: in __init__
    restore_signals, start_new_session)
/usr/local/Cellar/python/3.7.4_1/Frameworks/Python.framework/Versions/3.7/lib/python3.7/subprocess.py:1436: in _execute_child
    executable = os.fsencode(executable)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

filename = None

    def fsencode(filename):
        """Encode filename (an os.PathLike, bytes, or str) to the filesystem
        encoding with 'surrogateescape' error handler, return bytes unchanged.
        On Windows, use 'strict' error handler if the file system encoding is
        'mbcs' (which is the default encoding).
        """
>       filename = fspath(filename)  # Does type-checking of `filename`.
E       TypeError: expected str, bytes or os.PathLike object, not NoneType

/usr/local/Cellar/python/3.7.4_1/Frameworks/Python.framework/Versions/3.7/lib/python3.7/os.py:809: TypeError

[terricain]

That looks suspiciously like it cant run moto server to do the mocking. There should be moto_server available on the path I think.