FIX: ruff linting errors

[omar-abdelgawad]

📢 Describe your changes

• 📌 changes Summary
  • All ruff linting errors were fixed except in invesalius/net. The errors are listed below using ruff check --extend-exclude 'invesalius/net' --statistics

246     F821    [ ] undefined-name
157     F841    [*] unused-variable
102     F401    [ ] unused-import
 90     UP031   [*] printf-string-formatting
 55     UP032   [*] f-string
 23     E722    [ ] bare-except
 20     UP004   [*] useless-object-inheritance
 20     UP008   [*] super-call-with-parameters
 18     E402    [ ] module-import-not-at-top-of-file
 16     E711    [*] none-comparison
  9     UP015   [*] redundant-open-modes
  8     F811    [ ] redefined-while-unused
  5     E741    [ ] ambiguous-variable-name
  5     F405    [ ] undefined-local-with-import-star-usage
  5     UP034   [*] extraneous-parentheses
  4     UP009   [*] utf8-encoding-declaration
  4     UP027   [*] unpacked-list-comprehension
  3     E713    [*] not-in-test
  3     E731    [*] lambda-assignment
  3     UP024   [*] os-error-alias
  2     E712    [*] true-false-comparison
  2     E714    [*] not-is-test
  2     F403    [ ] undefined-local-with-import-star
  2     UP010   [*] unnecessary-future-import
  1     I001    [*] unsorted-imports
  1     E721    [ ] type-comparison

• Removed old wxpython3 and python2 imports
• Refactored small snippets of code to be type compliant such as using getattr and setattr instead of using exceptions.
• Commented unused variables
• Replaced format and percent formatting with f-strings
• Replaced 1 and 0 with True and False for type compliance
• Deleted unused variable references

-        self.blend = blend = vtkImageBlend()
+        self.blend = vtkImageBlend()

• Replaced None equality with identity comparison
• Replaced list comprehension with generator comprehension if it is immediately destructured

-            a, b, c = [j - i for i, j in zip(self.points[1], self.points[2])]
+            a, b, c = (j - i for i, j in zip(self.points[1], self.points[2]))

• Removed inheritance from object

• Replaced wx._core.wxAssertionError with wx.wxAssertionError

• Replaced IOError with OSError

• 🐞 Bug Fixes:

  • Corrected variable names

         def RightButton(self, evt):
  -        event.Skip()
  +        evt.Skip()

  • Replaced bare except: with except Exception:
  • imported missing imports (from invesalius.i18n import tr as _)

🧪 How to test this Pull Request

1.   ruff check --extend-exclude 'invesalius/net'