Çhange all the references of mypy to ty

Author: kracekumar

AGENTS.md

@@ -20,12 +20,12 @@
   - Lint: `ruff check` (add `--fix` to auto-fix)
   - Format: `ruff format`
 
-### Mypy (type checking)
-- Repo-wide (recommended): `mypy --explicit-package-bases .`
-- Per-package: `mypy --explicit-package-bases litecli`
+## ty (type checking)
+
+- Repo-wide `ty check -v`
+- Per-package: `ty check litecli -v`
 - Notes:
   - Config is in `pyproject.toml` (target Python 3.9, stricter settings).
-  - Use `--explicit-package-bases` to avoid module discovery issues when running outside tox.
 
 ## Coding Style & Naming Conventions
 - Formatter/linter: Ruff (configured via `.pre-commit-config.yaml` and `tox`).

CHANGELOG.md

@@ -1,3 +1,9 @@
+## 1.18.0 
+
+### Internal
+
+- Switch mypy to ty for type checking. [(#242)](https://github.com/dbcli/litecli/pull/242/files)
+
 ## 1.17.0 - 2025-09-28
 
 ### Features

litecli/clistyle.py

@@ -111,5 +111,5 @@ class OutputStyle(PygmentsStyle):
         default_style = ""
         styles = style
 
-    # mypy does not complain only ty complains: error[invalid-return-type]: Return type does not match returned value. Hence added cast.
+    # mypy does not complain but ty complains: error[invalid-return-type]: Return type does not match returned value. Hence added cast.
     return cast(OutputStyle, PygmentsStyle)