pylint configuration

[c0nb4]

Is your feature request related to a problem? Please describe.
It would be great to have a pylint file (and the requested style guide). Currently, snake, camel, e.g. is mixed.

Pylint can then be used to to check for example Merge Requests.

Describe the solution you'd like

1. Definition of a code style
2. Configuration of a pylint
3. Refactoring the code

Describe alternatives you've considered
Provision of a style guide.