Draft: Add some type hints, refactor existing code, update docker to use python 3.10

[MaertHaekkinen]

Still needs checking, but added some previously unsaved changes to this PR.
Description to be added here.

[lgtm-com]

This pull request introduces 2 alerts and fixes 12 when merging 13c79eb into 6f66ead - view on LGTM.com

new alerts:

• 2 for Variable defined multiple times

fixed alerts:

• 6 for Testing equality to None
• 3 for Unused local variable
• 3 for Unused import

[lgtm-com]

This pull request introduces 2 alerts and fixes 12 when merging 96dbd70 into 6f66ead - view on LGTM.com

new alerts:

• 2 for Variable defined multiple times

fixed alerts:

• 6 for Testing equality to None
• 3 for Unused local variable
• 3 for Unused import

[lgtm-com]

This pull request introduces 4 alerts and fixes 21 when merging e992eba into 6f66ead - view on LGTM.com

new alerts:

• 2 for Variable defined multiple times
• 1 for Redundant comparison
• 1 for Wrong number of arguments in a call

fixed alerts:

• 6 for Testing equality to None
• 5 for Unused import
• 4 for First parameter of a method is not named 'self'
• 4 for Unused local variable
• 1 for Module is imported more than once
• 1 for 'import *' may pollute namespace

[lgtm-com]

This pull request introduces 4 alerts and fixes 21 when merging 46755d8 into 6f66ead - view on LGTM.com

new alerts:

• 2 for Variable defined multiple times
• 1 for Redundant comparison
• 1 for Wrong number of arguments in a call

fixed alerts:

• 6 for Testing equality to None
• 5 for Unused import
• 4 for First parameter of a method is not named 'self'
• 4 for Unused local variable
• 1 for Module is imported more than once
• 1 for 'import *' may pollute namespace

[lgtm-com]

This pull request introduces 3 alerts and fixes 22 when merging 2a31d53 into 6f66ead - view on LGTM.com

new alerts:

• 1 for Redundant comparison
• 1 for Variable defined multiple times
• 1 for Wrong number of arguments in a call

fixed alerts:

• 6 for Testing equality to None
• 5 for Unused import
• 4 for First parameter of a method is not named 'self'
• 4 for Unused local variable
• 1 for Signature mismatch in overriding method
• 1 for Module is imported more than once
• 1 for 'import *' may pollute namespace

[sonarcloud]

SonarCloud Quality Gate failed.   

4 Bugs
0 Vulnerabilities
3 Security Hotspots
21 Code Smells

No Coverage information
0.0% Duplication

[lgtm-com]

This pull request introduces 3 alerts and fixes 22 when merging 4c2d6ab into 6f66ead - view on LGTM.com

new alerts:

• 1 for Redundant comparison
• 1 for Variable defined multiple times
• 1 for Wrong number of arguments in a call

fixed alerts:

• 6 for Testing equality to None
• 5 for Unused import
• 4 for First parameter of a method is not named 'self'
• 4 for Unused local variable
• 1 for Signature mismatch in overriding method
• 1 for Module is imported more than once
• 1 for 'import *' may pollute namespace

[sonarcloud]

SonarCloud Quality Gate failed.   

13 Bugs
0 Vulnerabilities
10 Security Hotspots
48 Code Smells

No Coverage information
0.1% Duplication