From b68b2ad03154d2c5f5352645afb43371ce9d5fa2 Mon Sep 17 00:00:00 2001
From: Augustin Trancart <augustin.trancart@gmail.com>
Date: Thu, 2 Apr 2026 09:45:56 +0200
Subject: [PATCH] python3Packages.momepy: fix build

---
 .../python-modules/momepy/default.nix         | 11 ++++++
 .../momepy/fix_test_elements.patch            | 36 +++++++++++++++++++
 2 files changed, 47 insertions(+)
 create mode 100644 pkgs/development/python-modules/momepy/fix_test_elements.patch

diff --git a/pkgs/development/python-modules/momepy/default.nix b/pkgs/development/python-modules/momepy/default.nix
index f024c7ae5372..b24d8d5aa05d 100644
--- a/pkgs/development/python-modules/momepy/default.nix
+++ b/pkgs/development/python-modules/momepy/default.nix
@@ -28,6 +28,11 @@ buildPythonPackage rec {
     hash = "sha256-Og7W+35k9HIIEFGcDmsxggb1BT5cwnaMIi3HO3VRAX0=";
   };
 
+  patches = [
+    # see https://github.com/pysal/momepy/pull/733
+    ./fix_test_elements.patch
+  ];
+
   build-system = [ setuptools-scm ];
 
   propagatedBuildInputs = [
@@ -46,6 +51,12 @@ buildPythonPackage rec {
 
   pythonImportsCheck = [ "momepy" ];
 
+  disabledTestPaths = [
+    # this tests depends on neatnet, not packaged in nixpkgs
+    # it's probably not worthy to package it just for this test
+    "momepy/tests/test_continuity.py"
+  ];
+
   meta = {
     description = "Urban Morphology Measuring Toolkit";
     homepage = "https://github.com/pysal/momepy";
diff --git a/pkgs/development/python-modules/momepy/fix_test_elements.patch b/pkgs/development/python-modules/momepy/fix_test_elements.patch
new file mode 100644
index 000000000000..1cdde9b2cc51
--- /dev/null
+++ b/pkgs/development/python-modules/momepy/fix_test_elements.patch
@@ -0,0 +1,36 @@
+diff --git i/momepy/functional/tests/test_elements.py w/momepy/functional/tests/test_elements.py
+index 75a3f5f..625fb69 100644
+--- i/momepy/functional/tests/test_elements.py
++++ w/momepy/functional/tests/test_elements.py
+@@ -290,28 +290,19 @@ class TestElements:
+     def test_buffered_limit_adaptive(self):
+         limit = mm.buffered_limit(self.df_buildings, "adaptive")
+         assert limit.geom_type == "Polygon"
+-        if LPS_G_4_13_0:
+-            exp = 347096.5835217
+-        else:
+-            exp = 355819.1895417
++        exp = 355819.1895417
+         assert exp == pytest.approx(limit.area)
+ 
+         limit = mm.buffered_limit(self.df_buildings, "adaptive", max_buffer=30)
+         assert limit.geom_type == "Polygon"
+-        if LPS_G_4_13_0:
+-            exp = 304712.451361391
+-        else:
+-            exp = 304200.301833294
++        exp = 304200.301833294
+         assert exp == pytest.approx(limit.area)
+ 
+         limit = mm.buffered_limit(
+             self.df_buildings, "adaptive", min_buffer=30, max_buffer=300
+         )
+         assert limit.geom_type == "Polygon"
+-        if LPS_G_4_13_0:
+-            exp = 348777.778371144
+-        else:
+-            exp = 357671.831894244
++        exp = 357671.831894244
+         assert exp == pytest.approx(limit.area)
+ 
+     def test_buffered_limit_error(self):