Adds higher-level conditions functions

[elijahbenizzy]

cond_1 and cond_2
cond_1 or cond_2

Just for fun

Changes

• adds | and & for conditions

How I tested this

Unit tests

Notes

Checklist

• PR has an informative and human-readable title (this will be pulled into the release notes)
• Changes are limited to a single goal (no scope creep)
• Code passed the pre-commit check & code is left cleaner/nicer than when first encountered.
• Any change in functionality is tested
• New functions are documented (with a description, list of inputs, and expected output)
• Placeholder code is flagged / future TODOs are captured in comments
• Project documentation has been updated if adding/changing functionality.