From d6a757bb01b6eaa28ee5fb100b7d9fd2bc29c3f2 Mon Sep 17 00:00:00 2001
From: Yueh-Shun Li <shamrocklee@posteo.net>
Date: Mon, 20 Jan 2025 05:27:14 +0800
Subject: [PATCH 1/3] buildPython*: prioritize user-specified passthru attrs

---
 .../interpreters/python/mk-python-derivation.nix            | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/interpreters/python/mk-python-derivation.nix b/pkgs/development/interpreters/python/mk-python-derivation.nix
index 24791a6c41ea..0c1a1cf33ddb 100644
--- a/pkgs/development/interpreters/python/mk-python-derivation.nix
+++ b/pkgs/development/interpreters/python/mk-python-derivation.nix
@@ -400,13 +400,12 @@ let
           {
             inherit disabled;
           }
-          // attrs.passthru or { }
           // {
             updateScript =
               let
                 filename = head (splitString ":" self.meta.position);
               in
-              attrs.passthru.updateScript or [
+              [
                 update-python-libraries
                 filename
               ];
@@ -419,7 +418,8 @@ let
           }
           // optionalAttrs (build-system != [ ]) {
             inherit build-system;
-          };
+          }
+          // attrs.passthru or { };
 
         meta = {
           # default to python's platforms

From 617bc74413bb92c9b06446e78da1b7897a64885b Mon Sep 17 00:00:00 2001
From: Yueh-Shun Li <shamrocklee@posteo.net>
Date: Wed, 22 Jan 2025 23:49:57 +0800
Subject: [PATCH 2/3] buildPython*: move the format'-related assertion down to
 its value

---
 pkgs/development/interpreters/python/mk-python-derivation.nix | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/pkgs/development/interpreters/python/mk-python-derivation.nix b/pkgs/development/interpreters/python/mk-python-derivation.nix
index 0c1a1cf33ddb..aa304ecf2eed 100644
--- a/pkgs/development/interpreters/python/mk-python-derivation.nix
+++ b/pkgs/development/interpreters/python/mk-python-derivation.nix
@@ -205,10 +205,9 @@ in
   ...
 }@attrs:
 
-assert (pyproject != null) -> (format == null);
-
 let
   format' =
+    assert (pyproject != null) -> (format == null);
     if pyproject != null then
       if pyproject then "pyproject" else "other"
     else if format != null then

From cbd527c8adbf01920250a8e2681ae93eaa7dd5d4 Mon Sep 17 00:00:00 2001
From: Yueh-Shun Li <shamrocklee@posteo.net>
Date: Wed, 22 Jan 2025 23:53:18 +0800
Subject: [PATCH 3/3] buildPython*: use finalAttrs.finalPackage for passthru
 attribute values

---
 pkgs/development/interpreters/python/mk-python-derivation.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/interpreters/python/mk-python-derivation.nix b/pkgs/development/interpreters/python/mk-python-derivation.nix
index aa304ecf2eed..11bb1af773ee 100644
--- a/pkgs/development/interpreters/python/mk-python-derivation.nix
+++ b/pkgs/development/interpreters/python/mk-python-derivation.nix
@@ -273,6 +273,7 @@ let
   # Keep extra attributes from `attrs`, e.g., `patchPhase', etc.
   self = toPythonModule (
     stdenv.mkDerivation (
+      finalAttrs:
       (cleanAttrs attrs)
       // {
 
@@ -402,7 +403,7 @@ let
           // {
             updateScript =
               let
-                filename = head (splitString ":" self.meta.position);
+                filename = head (splitString ":" finalAttrs.finalPackage.meta.position);
               in
               [
                 update-python-libraries