error: can't initialize time

Hello,

i tried the docker image, but have this error

```
docker run -it --rm -v "$(pwd)/certs:/certs" yarmak/quickcerts -D grafana.lan
Fatal Python error: _Py_InitializeMainInterpreter: can't initialize time
PermissionError: [Errno 1] Operation not permitted

Current thread 0xb6fb0390 (most recent call first):
```

how to solve this error?

best regards
Michael 
