add static type checker to dev environment

pyproject.toml

@@ -56,7 +56,8 @@ extras = [
     "sentence-transformers",
 ]
 dev = [
-    "ruff == 0.3.2"
+    "ruff == 0.3.2",
+    "mypy",
 ]
 cu121 = [
     # Torch (Extra index URLs not support in pyproject.toml)

static_analysis.bat

@@ -0,0 +1,11 @@
+@echo off
+
+:: check if less is installed
+:: run scoop install less
+:: https://scoop.sh/#/apps?q=less&id=e084d861765203aae2d64ada4e59ef350df0f25b
+where less >nul 2>&1
+if %errorlevel%==0 (
+    mypy start.py | less
+) else (
+    mypy start.py
+)

static_analysis.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+if command -v less > /dev/null 2>&1; then
+    mypy start.py | less
+else
+    mypy start.py
+fi