refactor: apply formatter

.github/workflows/ruff.yaml

@@ -0,0 +1,20 @@
+name: CI
+
+on: push
+
+jobs:
+  ruff_check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.10"
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install ruff==0.3.3
+      # Update output format to enable automatic inline annotations.
+      - name: Run Ruff
+        run: ruff format --diff .

.pre-commit-config.yaml

@@ -0,0 +1,8 @@
+repos:
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    # Ruff version.
+    rev: v0.3.3
+    hooks:
+      # Run the formatter.
+      - id: ruff-format
+        types_or: [python, pyi, jupyter]

main.py

@@ -2,17 +2,17 @@
 import os, sys
 
 # check whether we are in pyinstaller bundle and on linux
-if getattr(sys, 'frozen', False) and sys.platform.startswith('linux'):
+if getattr(sys, "frozen", False) and sys.platform.startswith("linux"):
     app_path = os.path.dirname(sys.executable)
 
-    prev_ld_path = os.environ.get('LD_LIBRARY_PATH', '')
-    
+    prev_ld_path = os.environ.get("LD_LIBRARY_PATH", "")
+
     # shared libraries are located at lib/
-    shared_libs = os.path.join(app_path, 'lib')
+    shared_libs = os.path.join(app_path, "lib")
 
     # add shared libraries to LD_LIBRARY_PATH
-    os.environ['LD_LIBRARY_PATH'] = shared_libs + ':' + prev_ld_path
-    print("LD_LIBRARY_PATH:", os.environ['LD_LIBRARY_PATH'])
+    os.environ["LD_LIBRARY_PATH"] = shared_libs + ":" + prev_ld_path
+    print("LD_LIBRARY_PATH:", os.environ["LD_LIBRARY_PATH"])
 
 
 import logging
@@ -22,15 +22,25 @@
 from PyQt5 import QtWidgets
 from PyQt5.QtWidgets import QApplication
 import pathlib
-from src.settings import copy_project_files, load_settings, sett, create_temporary_project_files
+from src.settings import (
+    copy_project_files,
+    load_settings,
+    sett,
+    create_temporary_project_files,
+)
 from src.window import MainWindow
 from src.model import MainModel
 from src.controller import MainController
 from src.interface_style_sheet import getStyleSheet
 from src.entry_window import EntryWindow
 from src.gui_utils import read_plane
 
-logging.basicConfig(filename='interface.log', filemode='a+', level=logging.INFO, format='%(asctime)s %(message)s')
+logging.basicConfig(
+    filename="interface.log",
+    filemode="a+",
+    level=logging.INFO,
+    format="%(asctime)s %(message)s",
+)
 
 
 def excepthook(exc_type, exc_value, exc_tb):
@@ -40,6 +50,7 @@ def excepthook(exc_type, exc_value, exc_tb):
     logging.error(tb)
     QtWidgets.QApplication.quit()
 
+
 if __name__ == "__main__":
     load_settings()
 
@@ -57,7 +68,7 @@ def open_project(project_path: str):
 
         window = MainWindow()
         window.close_signal.connect(entry_window.show)
-        
+
         model = MainModel()
         cntrl = MainController(window, model)
 
@@ -66,7 +77,7 @@ def open_project(project_path: str):
         if os.path.isfile(stlpath):
             cntrl.load_stl(stlpath)
 
-        if hasattr(sett().slicing, 'splanes_file'):
+        if hasattr(sett().slicing, "splanes_file"):
             # we have kinda old settings which point to separate file with planes
             # load planes as it is, but remove this parameter and save settings
             # TODO: we can remove this condition after one release
@@ -75,13 +86,15 @@ def open_project(project_path: str):
             figpath = pathlib.Path(project_path, sett().slicing.splanes_file)
             if os.path.isfile(figpath):
                 cntrl.load_planes_from_file(figpath)
-            
+
             del sett().slicing.splanes_file
 
             cntrl.save_settings("vip")
         else:
             # load splanes from settings
-            cntrl.load_planes([read_plane(figure.description) for figure in sett().figures])
+            cntrl.load_planes(
+                [read_plane(figure.description) for figure in sett().figures]
+            )
 
         window.showMaximized()
         window.show()
@@ -96,7 +109,7 @@ def create_project(project_path: str):
 
         window = MainWindow()
         window.close_signal.connect(entry_window.show)
-        
+
         model = MainModel()
         cntrl = MainController(window, model)
         window.showMaximized()

src/InteractorAroundActivePlane.py

@@ -2,6 +2,7 @@
 Module contains custom interactor for vtk
 inspired by: https://fossies.org/linux/VTK/Examples/GUI/Python/CustomInteraction.py
 """
+
 from typing import Tuple
 
 import numpy as np
@@ -26,11 +27,13 @@ def RZ(rotRadian: float):
     :param rotRadian: angle of rotations in radians
     :return: numpy matrix of 3 by 3 size
     """
-    return np.array([
-        [np.cos(rotRadian), -np.sin(rotRadian), 0],
-        [np.sin(rotRadian), np.cos(rotRadian), 0],
-        [0, 0, 1]
-    ])
+    return np.array(
+        [
+            [np.cos(rotRadian), -np.sin(rotRadian), 0],
+            [np.sin(rotRadian), np.cos(rotRadian), 0],
+            [0, 0, 1],
+        ]
+    )
 
 
 def Raxis(axis: Tuple[float, float, float], a: float, origin=np.array([0, 0, 0])):
@@ -45,15 +48,29 @@ def Raxis(axis: Tuple[float, float, float], a: float, origin=np.array([0, 0, 0])
     oneminuscos = 1 - np.cos(a)
     x, y, z = axis
 
-    return np.array([
-        [np.cos(a) + (x ** 2) * oneminuscos, x * y * oneminuscos - z * np.sin(a), x * z * oneminuscos + y * np.sin(a),
-         origin[0]],
-        [y * x * oneminuscos + z * np.sin(a), np.cos(a) + (y ** 2) * oneminuscos, y * z * oneminuscos - x * np.sin(a),
-         origin[1]],
-        [z * x * oneminuscos - y * np.sin(a), z * y * oneminuscos + x * np.sin(a), np.cos(a) + (z ** 2) * oneminuscos,
-         origin[2]],
-        [0, 0, 0, 1]
-    ])
+    return np.array(
+        [
+            [
+                np.cos(a) + (x**2) * oneminuscos,
+                x * y * oneminuscos - z * np.sin(a),
+                x * z * oneminuscos + y * np.sin(a),
+                origin[0],
+            ],
+            [
+                y * x * oneminuscos + z * np.sin(a),
+                np.cos(a) + (y**2) * oneminuscos,
+                y * z * oneminuscos - x * np.sin(a),
+                origin[1],
+            ],
+            [
+                z * x * oneminuscos - y * np.sin(a),
+                z * y * oneminuscos + x * np.sin(a),
+                np.cos(a) + (z**2) * oneminuscos,
+                origin[2],
+            ],
+            [0, 0, 0, 1],
+        ]
+    )
 
 
 class InteractionAroundActivePlane:
@@ -77,11 +94,11 @@ def __init__(self, currentInteractor, render):
 
         self.axes = []
 
-            # real ability
-            # actor.SetOrigin(1, 0, 1)
-            # actor.SetOrientation(0, 0, 90)
+        # real ability
+        # actor.SetOrigin(1, 0, 1)
+        # actor.SetOrientation(0, 0, 90)
 
-    def leftBtnPress(self, obj, event, view = None):
+    def leftBtnPress(self, obj, event, view=None):
         """
         These events are bind: "LeftButtonPressEvent" "LeftButtonReleaseEvent"
         """
@@ -91,7 +108,9 @@ def leftBtnPress(self, obj, event, view = None):
             picker = self.getPicker()
             actor = picker.GetActor()
 
-            if (picker.GetCellId() >= 0) and (isinstance(actor, src.gui_utils.StlActor)):
+            if (picker.GetCellId() >= 0) and (
+                isinstance(actor, src.gui_utils.StlActor)
+            ):
                 triangle_id = picker.GetCellId()
                 normal = actor.GetTriangleNormal(triangle_id)
                 actor.RotateByVector(-normal)
@@ -127,30 +146,48 @@ def mouseMove(self, obj, event, view):
             # that means if we are close to critical points, we may allow to move in opposite direction
 
             # apply rotation around Z-axis
-            self.pos = Raxis((0, 0, 1), np.deg2rad(-deltaOnYaw * angleSpeed), self.focalPoint).dot(np.array(self.pos))
+            self.pos = Raxis(
+                (0, 0, 1), np.deg2rad(-deltaOnYaw * angleSpeed), self.focalPoint
+            ).dot(np.array(self.pos))
 
             # float in range (-1, 1) where if abs == 1 means camera view is on the z-axis
             # 1 - we are facing in opposite direction than z-axis
             # -1 - we are facing along direction of z-axis
             viewGoesAlongZ = np.dot(np.array([0, 0, 1]), unit(self.pos[:3]))
             # normalize value
             maxv = 2  # normalizing range for deltaOnPitchRoll
-            deltaOnPitchRoll = maxv if deltaOnPitchRoll > maxv else -maxv if deltaOnPitchRoll < -maxv else deltaOnPitchRoll
+            deltaOnPitchRoll = (
+                maxv
+                if deltaOnPitchRoll > maxv
+                else -maxv
+                if deltaOnPitchRoll < -maxv
+                else deltaOnPitchRoll
+            )
 
             # do not allow camera go too along with z-axis
             threshold = 0.95
 
-            if abs(viewGoesAlongZ) < threshold or (viewGoesAlongZ < threshold and deltaOnPitchRoll < 0) or (
-                    viewGoesAlongZ > threshold and deltaOnPitchRoll > 0):
-                self.pos = Raxis((self.pos[1], -self.pos[0], 0), np.deg2rad(-deltaOnPitchRoll / self.distanceToFocal / 2),
-                                 self.focalPoint).dot(np.array(self.pos))
+            if (
+                abs(viewGoesAlongZ) < threshold
+                or (viewGoesAlongZ < threshold and deltaOnPitchRoll < 0)
+                or (viewGoesAlongZ > threshold and deltaOnPitchRoll > 0)
+            ):
+                self.pos = Raxis(
+                    (self.pos[1], -self.pos[0], 0),
+                    np.deg2rad(-deltaOnPitchRoll / self.distanceToFocal / 2),
+                    self.focalPoint,
+                ).dot(np.array(self.pos))
 
         if self.isMoving:
             # in this type we will have to move only on 2 axis
             # if we move mouse up-down we will move along projection of line connecting the camera with the origin
             # if we move mouse left-right we will move along perpendicular line to the previous one, also in xy plane
 
-            projVector = unit(np.array([self.pos[0] - self.focalPoint[0], self.pos[1] - self.focalPoint[1]]))
+            projVector = unit(
+                np.array(
+                    [self.pos[0] - self.focalPoint[0], self.pos[1] - self.focalPoint[1]]
+                )
+            )
             perpVector = unit(np.array([projVector[1], -projVector[0]]))
 
             deltaOnProjection: float = xCur - xLast
@@ -180,7 +217,9 @@ def mouseMove(self, obj, event, view):
             picker = self.getPicker()
             actor = picker.GetActor()
 
-            if (picker.GetCellId() >= 0) and (isinstance(actor, src.gui_utils.StlActor)):
+            if (picker.GetCellId() >= 0) and (
+                isinstance(actor, src.gui_utils.StlActor)
+            ):
                 actor.ResetColorize()
                 poly_data = actor.GetMapper().GetInput()
                 triangle_id = picker.GetCellId()