python3Packages.ziamath: 0.10 -> 0.11

pkgs/development/python-modules/ziamath/checkfonts.nix

@@ -0,0 +1,19 @@
+# Based on the calls to testfont(url) in test/styles.ipynb
+[
+  {
+    url = "https://mirrors.ctan.org/fonts/libertinus-fonts/otf/LibertinusMath-Regular.otf";
+    hash = "sha256-PY4QUzxz9/vO4k2rl5GBfno0r3/Zh1FAhif1OPDic7w=";
+  }
+  {
+    url = "https://mirrors.ctan.org/fonts/firamath/FiraMath-Regular.otf";
+    hash = "sha256-ICjL091NjAzxYIUg60dZlWqDpnkx17bY58MTUgGG41s=";
+  }
+  {
+    url = "https://mirrors.ctan.org/fonts/erewhon-math/Erewhon-Math.otf";
+    hash = "sha256-7SjKC+XP9KpFAWtZxc+FZZ4VETnDxokUGz+nZ/CWIbI=";
+  }
+  {
+    url = "https://mirrors.ctan.org/fonts/concmath-otf/Concrete-Math.otf";
+    hash = "sha256-YCukkUgNQoBlotuD0vF1ts9JL8x6xaEW9JxK++GVGZ4=";
+  }
+]

pkgs/development/python-modules/ziamath/default.nix

@@ -8,20 +8,20 @@
   pytestCheckHook,
   nbval,
   latex2mathml,
+  fetchurl,
 }:
-
 buildPythonPackage rec {
   pname = "ziamath";
-  version = "0.10";
+  version = "0.11";
   pyproject = true;
 
   disabled = pythonOlder "3.8";
 
   src = fetchFromGitHub {
     owner = "cdelker";
-    repo = pname;
-    rev = version;
-    hash = "sha256-Drssi+YySh4OhVYAOvgIwzeeu5dQbUUXuhwTedhUUt8=";
+    repo = "ziamath";
+    rev = "refs/tags/${version}";
+    hash = "sha256-DLpbidQEeQVKxGCbS2jeeCvmVK9ElDIDQMj5bh/x7/Q=";
   };
 
   build-system = [ setuptools ];
@@ -34,22 +34,24 @@ buildPythonPackage rec {
     latex2mathml
   ];
 
-  pytestFlagsArray = [ "--nbval-lax" ];
+  preCheck =
+    let
+      # The test notebooks try to download font files, unless they already exist in the test directory,
+      # so we prepare them in advance.
+      checkFonts = lib.map fetchurl (import ./checkfonts.nix);
+      copyFontCmd = font: "cp ${font} test/${lib.last (lib.splitString "/" font.url)}\n";
+    in
+    lib.concatMapStrings copyFontCmd checkFonts;
 
-  # Prevent the test suite from attempting to download fonts
-  postPatch = ''
-    substituteInPlace test/styles.ipynb \
-      --replace '"def testfont(exprs, fonturl):\n",' '"def testfont(exprs, fonturl):\n", "    return\n",' \
-      --replace "mathfont='FiraMath-Regular.otf', " ""
-  '';
+  pytestFlagsArray = [ "--nbval-lax" ];
 
   pythonImportsCheck = [ "ziamath" ];
 
-  meta = with lib; {
+  meta = {
     description = "Render MathML and LaTeX Math to SVG without Latex installation";
     homepage = "https://ziamath.readthedocs.io/en/latest/";
     changelog = "https://ziamath.readthedocs.io/en/latest/changes.html";
-    license = licenses.mit;
-    maintainers = with maintainers; [ sfrijters ];
+    license = lib.licenses.mit;
+    maintainers = [ lib.maintainers.sfrijters ];
   };
 }