Traceback (most recent call last):


 "/home/jayvdb/.cache/tox/my-tox-tests/py38-tox3_20/bin/tox", line 8, in <module>

sys.exit(cmdline())


 "/home/jayvdb/.cache/tox/my-tox-tests/py38-tox3_20/lib/python3.8/site-packages/tox/session/__init__.py", line 44, in cmdline

main(args)


 "/home/jayvdb/.cache/tox/my-tox-tests/py38-tox3_20/lib/python3.8/site-packages/tox/session/__init__.py", line 65, in main

config = load_config(args)


 "/home/jayvdb/.cache/tox/my-tox-tests/py38-tox3_20/lib/python3.8/site-packages/tox/session/__init__.py", line 81, in load_config

config = parseconfig(args)


 "/home/jayvdb/.cache/tox/my-tox-tests/py38-tox3_20/lib/python3.8/site-packages/tox/config/__init__.py", line 278, in parseconfig

ParseIni(config, config_file, content)


 "/home/jayvdb/.cache/tox/my-tox-tests/py38-tox3_20/lib/python3.8/site-packages/tox/config/__init__.py", line 1249, in __init__

raise tox.exception.ConfigError(
tox.exception.ConfigError: ConfigError: with_escaped_bracket_setenv failed with ConfigError: substitution key 'a' not found at Traceback (most recent call last):

Traceback (most recent call last):

 "c:\Python27\lib\site-packages\zmq\tests\test_monqueue.py", line 211, in test_router_router
bmsg = self.recv_multipart(b)

 "c:\Python27\lib\site-packages\zmq\tests\__init__.py", line 174, in recv_multipart
return self._select_recv(True, socket, **kwargs)

 "c:\Python27\lib\site-packages\zmq\tests\__init__.py", line 162, in _select_recv
assert len(r) > 0, "Should have received a message"AssertionError: Should have received a message