From 03d45c03ddfcfe2e3be1cb7e39d43787ecc1a153 Mon Sep 17 00:00:00 2001
From: Arseniy Obolenskiy <gooddoog@student.su>
Date: Wed, 17 Dec 2025 21:45:52 +0100
Subject: [PATCH 1/2] isort

---
 .pre-commit-config.yaml | 7 +++++++
 setup.cfg               | 5 +++++
 2 files changed, 12 insertions(+)

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index a8984bb6d..1f77b0676 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -20,6 +20,13 @@ repos:
         files: \.(cmake|CMakeLists\.txt)$
         exclude: ^(3rdparty/|build.*/|install/)
 
+  # Python import sorting
+  - repo: https://github.com/pycqa/isort
+    rev: 5.13.2
+    hooks:
+      - id: isort
+        args: [--settings-path, setup.cfg]
+
   # Ruff Python linter
   - repo: https://github.com/charliermarsh/ruff-pre-commit
     rev: v0.14.9
diff --git a/setup.cfg b/setup.cfg
index cf53ebb5f..300d69f4a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -4,3 +4,8 @@ exclude =
     3rdparty
     venv
     .git
+
+[tool:isort]
+skip =
+    venv
+multi_line_output = 3

From 473eefa0eb1f7d8e7a137b5104aa926e802f4b29 Mon Sep 17 00:00:00 2001
From: Arseniy Obolenskiy <gooddoog@student.su>
Date: Wed, 17 Dec 2025 22:08:30 +0100
Subject: [PATCH 2/2] isort apply

---
 scoreboard/main.py                            | 19 ++++++++++---------
 scoreboard/tests/conftest.py                  |  7 ++++---
 .../tests/test_load_performance_data.py       |  1 +
 scripts/create_perf_table.py                  |  3 ++-
 scripts/run_tests.py                          |  2 +-
 scripts/variants_generation.py                |  3 ++-
 6 files changed, 20 insertions(+), 15 deletions(-)

diff --git a/scoreboard/main.py b/scoreboard/main.py
index 06ac4e256..1344eac32 100644
--- a/scoreboard/main.py
+++ b/scoreboard/main.py
@@ -1,17 +1,18 @@
-from pathlib import Path
-from collections import defaultdict
-from datetime import datetime
-import csv
 import argparse
-import subprocess
-import yaml
-import shutil
+import csv
 import json
-from jinja2 import Environment, FileSystemLoader
 import logging
+import shutil
+import subprocess
 import sys
+from collections import defaultdict
+from datetime import datetime
+from pathlib import Path
 from zoneinfo import ZoneInfo  # type: ignore
 
+import yaml
+from jinja2 import Environment, FileSystemLoader
+
 logging.basicConfig(level=logging.INFO, format="%(levelname)s: %(message)s")
 logger = logging.getLogger(__name__)
 
@@ -699,8 +700,8 @@ def main():
         pass
 
     # Helper: compute evenly spaced dates for current semester (MSK)
-    from datetime import date, timedelta
     import calendar
+    from datetime import date, timedelta
 
     def _abbr(day: date) -> str:
         return f"{day.day} {calendar.month_abbr[day.month]}"
diff --git a/scoreboard/tests/conftest.py b/scoreboard/tests/conftest.py
index 0b257fde3..08be73a62 100644
--- a/scoreboard/tests/conftest.py
+++ b/scoreboard/tests/conftest.py
@@ -2,12 +2,13 @@
 Pytest configuration and shared fixtures for scoreboard tests.
 """
 
-import pytest
-import tempfile
+import csv
 import shutil
+import tempfile
 from pathlib import Path
+
+import pytest
 import yaml
-import csv
 
 
 @pytest.fixture
diff --git a/scoreboard/tests/test_load_performance_data.py b/scoreboard/tests/test_load_performance_data.py
index 45c657a36..b32ba4abd 100644
--- a/scoreboard/tests/test_load_performance_data.py
+++ b/scoreboard/tests/test_load_performance_data.py
@@ -3,6 +3,7 @@
 """
 
 import csv
+
 from main import load_performance_data
 
 
diff --git a/scripts/create_perf_table.py b/scripts/create_perf_table.py
index 22c8232b3..a8950e291 100644
--- a/scripts/create_perf_table.py
+++ b/scripts/create_perf_table.py
@@ -1,8 +1,9 @@
 import argparse
+import csv
 import os
 import re
+
 import xlsxwriter
-import csv
 
 # -------------------------------
 # Helpers and configuration
diff --git a/scripts/run_tests.py b/scripts/run_tests.py
index 76783ca2a..2e93e95d6 100755
--- a/scripts/run_tests.py
+++ b/scripts/run_tests.py
@@ -1,9 +1,9 @@
 #!/usr/bin/env python3
 
 import os
+import platform
 import shlex
 import subprocess
-import platform
 from pathlib import Path
 
 
diff --git a/scripts/variants_generation.py b/scripts/variants_generation.py
index 7e1284b15..0bb4c2c94 100644
--- a/scripts/variants_generation.py
+++ b/scripts/variants_generation.py
@@ -1,7 +1,8 @@
 import csv
+from pathlib import Path
+
 import numpy as np
 from xlsxwriter.workbook import Workbook
-from pathlib import Path
 
 
 def get_project_path():