1 files changed, 36 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/sympy/1_5.nix b/nixpkgs/pkgs/development/python-modules/sympy/1_5.nix
new file mode 100644
index 00000000000..3a03fae154d
--- /dev/null
+++ b/nixpkgs/pkgs/development/python-modules/sympy/1_5.nix
@@ -0,0 +1,36 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, fetchpatch
+, glibcLocales
+, mpmath
+}:
+
+buildPythonPackage rec {
+  pname = "sympy";
+  version = "1.5.1"; # Upgrades may break sage. Please test or ping @timokau.
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "d77901d748287d15281f5ffe5b0fef62dd38f357c2b827c44ff07f35695f4e7e";
+  };
+
+  checkInputs = [ glibcLocales ];
+
+  propagatedBuildInputs = [ mpmath ];
+
+  # tests take ~1h
+  doCheck = false;
+  pythonImportsCheck = [ "sympy" ];
+
+  preCheck = ''
+    export LANG="en_US.UTF-8"
+  '';
+
+  meta = with lib; {
+    description = "A Python library for symbolic mathematics";
+    homepage    = "https://www.sympy.org/";
+    license     = licenses.bsd3;
+    maintainers = with maintainers; [ lovek323 timokau ];
+  };
+}