From 169e6afd1753e2bc2bf1b07acacfe0a665d4267e Mon Sep 17 00:00:00 2001
From: Remco de Boer <29308176+redeboer@users.noreply.github.com>
Date: Mon, 28 Oct 2024 09:05:56 +0100
Subject: [PATCH] MAINT: remove `.python-version` if `requires-python` pins
 (#457)

---
 src/compwa_policy/check_dev_files/uv.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/compwa_policy/check_dev_files/uv.py b/src/compwa_policy/check_dev_files/uv.py
index 5387d5fe..ab61f4a1 100644
--- a/src/compwa_policy/check_dev_files/uv.py
+++ b/src/compwa_policy/check_dev_files/uv.py
@@ -121,7 +121,17 @@ def _update_editor_config() -> None:
 
 
 def _update_python_version_file(dev_python_version: PythonVersion) -> None:
+    pyproject = Pyproject.load()
     python_version_file = Path(".python-version")
+    if pyproject.has_table("project"):
+        requires_python = pyproject.get_table("project").get("requires-python", "")
+        if "==" in requires_python or "~=" in requires_python:
+            if python_version_file.exists():
+                python_version_file.unlink()
+                msg = f"Removed {python_version_file} file because requires-python already pins the Python version"
+                raise PrecommitError(msg)
+            return
+
     existing_python_version = ""
     if python_version_file.exists():
         with open(python_version_file) as stream: