From 82c8cfe12c0a417b3102703003b5375ef9e07d61 Mon Sep 17 00:00:00 2001
From: Frederik Rietdijk <fridh@fridh.nl>
Date: Sun, 7 Jun 2020 11:37:27 +0200
Subject: [PATCH] python2.pkgs.catalogue: keep 1.0.0 for python 2

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

diff --git a/pkgs/development/python-modules/catalogue/1.nix b/pkgs/development/python-modules/catalogue/1.nix
new file mode 100644
index 00000000000..9376377e9c7
--- /dev/null
+++ b/pkgs/development/python-modules/catalogue/1.nix
@@ -0,0 +1,24 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, importlib-metadata
+}:
+
+buildPythonPackage rec {
+  pname = "catalogue";
+  version = "1.0.0";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "d74d1d856c6b36a37bf14aa6dbbc27d0582667b7ab979a6108e61a575e8723f5";
+  };
+
+  propagatedBuildInputs = [ importlib-metadata ];
+
+  meta = with stdenv.lib; {
+    description = "Tiny library for adding function or object registries";
+    homepage = "https://github.com/explosion/catalogue";
+    license = licenses.mit;
+    maintainers = with maintainers; [ danieldk ];
+    };
+}
\ No newline at end of file
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 3d795669d2c..31cfe3cd60a 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -566,7 +566,10 @@ in {
 
   cadquery = callPackage ../development/python-modules/cadquery { };
 
-  catalogue = callPackage ../development/python-modules/catalogue { };
+  catalogue = if isPy3k then
+    callPackage ../development/python-modules/catalogue { }
+  else
+    callPackage ../development/python-modules/catalogue/1.nix { };
 
   cbeams = callPackage ../misc/cbeams { };