Add lint rule comments

Author: yaugenst-flex

pyproject.toml

@@ -259,19 +259,19 @@ extend-select = [
   "C4",     # flake8-comprehensions
   "NPY",    # numpy-specific rules
   "RUF",    # ruff builtins
-  "ISC",
-  "PIE",
+  "ISC",    # implicit string concatenation
+  "PIE",    # flake8-pie
   "RSE",    # unnecessary parantheses on raised exceptions
   "TID",    # no relative imports from parent modules
   "PLE",    # pylint errors
   "PLC",    # pylint conventions
 ]
 extend-ignore = [
-  "RUF001",
-  "RUF002",
-  "RUF003",
-  "RUF012",
-  "RUF015",
+  "RUF001", # ambiguous unicode characters
+  "RUF002", # ambiguous unicode characters
+  "RUF003", # ambiguous unicode characters
+  "RUF012", # type hints for mutable defaults
+  "RUF015", # next(iter(...)) instead of list(...)[0]
   "E501",   # line too long
   "B905",   # `zip()` without an explicit `strict=` parameter
   "UP007",  # TODO: Remove once Python >= 3.10