/opt/flohmarkt/venv/bin/uvicorn --host 127.0.0.1 --port 8000 --reload --log-config logger.json flohmarkt.web:start

Fehler:

Traceback (most recent call last):
  File "/usr/lib/python3.9/logging/config.py", line 385, in resolve
    found = self.importer(used)
ModuleNotFoundError: No module named 'pythonjsonlogger'

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/lib/python3.9/logging/config.py", line 543, in configure
    formatters[name] = self.configure_formatter(
  File "/usr/lib/python3.9/logging/config.py", line 655, in configure_formatter
    result = self.configure_custom(config)
  File "/usr/lib/python3.9/logging/config.py", line 470, in configure_custom
    c = self.resolve(c)
  File "/usr/lib/python3.9/logging/config.py", line 398, in resolve
    raise v
  File "/usr/lib/python3.9/logging/config.py", line 385, in resolve
    found = self.importer(used)
ValueError: Cannot resolve 'pythonjsonlogger.jsonlogger.JsonFormatter': No module named 'pythonjsonlogger'

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/opt/flohmarkt/venv/bin/uvicorn", line 8, in <module>
    sys.exit(main())
  File "/opt/flohmarkt/venv/lib/python3.9/site-packages/click/core.py", line 1157, in __call__
    return self.main(*args, **kwargs)
  File "/opt/flohmarkt/venv/lib/python3.9/site-packages/click/core.py", line 1078, in main
    rv = self.invoke(ctx)
  File "/opt/flohmarkt/venv/lib/python3.9/site-packages/click/core.py", line 1434, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/opt/flohmarkt/venv/lib/python3.9/site-packages/click/core.py", line 783, in invoke
    return __callback(*args, **kwargs)
  File "/opt/flohmarkt/venv/lib/python3.9/site-packages/uvicorn/main.py", line 404, in main
    run(
  File "/opt/flohmarkt/venv/lib/python3.9/site-packages/uvicorn/main.py", line 506, in run
    config = Config(
  File "/opt/flohmarkt/venv/lib/python3.9/site-packages/uvicorn/config.py", line 299, in __init__
    self.configure_logging()
  File "/opt/flohmarkt/venv/lib/python3.9/site-packages/uvicorn/config.py", line 411, in configure_logging
    logging.config.dictConfig(loaded_config)
  File "/usr/lib/python3.9/logging/config.py", line 809, in dictConfig
    dictConfigClass(config).configure()
  File "/usr/lib/python3.9/logging/config.py", line 546, in configure
    raise ValueError('Unable to configure '
ValueError: Unable to configure formatter 'json'

(venv) root@yt:/opt/flohmarkt/flohmarkt# pip install python-json-logger
Requirement already satisfied: python-json-logger in /usr/lib/python3.9/site-packages (2.0.7)

Ausgabe in json will ich eigentlich auch nicht falls das in der config steht. Der Kram ist aber so dokumentiert, dass ich ihn nicht verstehe...