From 90d59427edd2a03cac9ce5054fc072bbafdde7d9 Mon Sep 17 00:00:00 2001
From: Frederik Rietdijk <fridh@fridh.nl>
Date: Wed, 24 Mar 2021 11:54:12 +0100
Subject: [PATCH] python2Packages.setuptools-scm: keep 5.0.2

---
 .../python-modules/setuptools_scm/2.nix       | 24 +++++++++++++++++++
 pkgs/top-level/python-packages.nix            |  5 +++-
 2 files changed, 28 insertions(+), 1 deletion(-)
 create mode 100644 pkgs/development/python-modules/setuptools_scm/2.nix

diff --git a/pkgs/development/python-modules/setuptools_scm/2.nix b/pkgs/development/python-modules/setuptools_scm/2.nix
new file mode 100644
index 00000000000..4cf6f16fedf
--- /dev/null
+++ b/pkgs/development/python-modules/setuptools_scm/2.nix
@@ -0,0 +1,24 @@
+{ lib, buildPythonPackage, fetchPypi, toml }:
+
+buildPythonPackage rec {
+  pname = "setuptools_scm";
+  version = "5.0.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "sha256-g6DO3TRJ45RjB4EaTHudicS1/UZKL7XuzNCluxWK5cg=";
+  };
+
+  propagatedBuildInputs = [ toml ];
+
+  # Requires pytest, circular dependency
+  doCheck = false;
+  pythonImportsCheck = [ "setuptools_scm" ];
+
+  meta = with lib; {
+    homepage = "https://github.com/pypa/setuptools_scm/";
+    description = "Handles managing your python package versions in scm metadata";
+    license = licenses.mit;
+    maintainers = with maintainers; [ SuperSandro2000 ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index c4797e299bf..9e76151e7b6 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7617,7 +7617,10 @@ in {
   setuptools-rust = callPackage ../development/python-modules/setuptools-rust { };
 
   setuptools-scm = self.setuptools_scm; # added 2021-01-04
-  setuptools_scm = callPackage ../development/python-modules/setuptools_scm { };
+  setuptools_scm = if isPy3k then
+    callPackage ../development/python-modules/setuptools_scm { }
+  else
+    callPackage ../development/python-modules/setuptools_scm/2.nix { };
 
   setuptools-scm-git-archive = callPackage ../development/python-modules/setuptools-scm-git-archive { };