Package not working

[wgroenewold]

python3 webservice.py
Traceback (most recent call last):
  File "webservice.py", line 27, in <module>
    main()
  File "webservice.py", line 18, in main
    cherrypy.config.update(CONFIG)
  File "/Users/wouter/git/glassfrog/venv/lib/python3.7/site-packages/cherrypy/_cpconfig.py", line 157, in update
    super(Config, self).update(config)
  File "/Users/wouter/git/glassfrog/venv/lib/python3.7/site-packages/cherrypy/lib/reprconf.py", line 130, in update
    self._apply(Parser.load(config))
  File "/Users/wouter/git/glassfrog/venv/lib/python3.7/site-packages/cherrypy/_cpconfig.py", line 167, in _apply
    super(Config, self)._apply(config)
  File "/Users/wouter/git/glassfrog/venv/lib/python3.7/site-packages/cherrypy/lib/reprconf.py", line 142, in _apply
    self.namespaces(config)
  File "/Users/wouter/git/glassfrog/venv/lib/python3.7/site-packages/cherrypy/lib/reprconf.py", line 92, in __call__
    handler(k, v)
  File "/Users/wouter/git/glassfrog/venv/lib/python3.7/site-packages/cherrypy/__init__.py", line 364, in <lambda>
    config.namespaces['log'] = lambda k, v: setattr(log, k, v)
  File "/Users/wouter/git/glassfrog/venv/lib/python3.7/site-packages/cherrypy/_cplogging.py", line 385, in access_file
    self._set_file_handler(self.access_log, newvalue)
  File "/Users/wouter/git/glassfrog/venv/lib/python3.7/site-packages/cherrypy/_cplogging.py", line 349, in _set_file_handler
    self._add_builtin_file_handler(log, filename)
  File "/Users/wouter/git/glassfrog/venv/lib/python3.7/site-packages/cherrypy/_cplogging.py", line 335, in _add_builtin_file_handler
    h = logging.FileHandler(fname)
  File "/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/logging/__init__.py", line 1041, in __init__
    StreamHandler.__init__(self, self._open())
  File "/usr/local/Cellar/python/3.7.0/Frameworks/Python.framework/Versions/3.7/lib/python3.7/logging/__init__.py", line 1070, in _open
    return open(self.baseFilename, self.mode, encoding=self.encoding)
FileNotFoundError: [Errno 2] No such file or directory: '/Users/wouter/git/glassfrog/logs/access.log'

What to do?