2 files changed, 56 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/grandalf/default.nix b/nixpkgs/pkgs/development/python-modules/grandalf/default.nix
new file mode 100644
index 000000000000..79413b26544f
--- /dev/null
+++ b/nixpkgs/pkgs/development/python-modules/grandalf/default.nix
@@ -0,0 +1,41 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, pyparsing
+, future
+, pytest
+, pytestrunner
+}:
+
+buildPythonPackage rec {
+  pname = "grandalf";
+  version = "0.6";
+
+  # fetch from github to acquire tests
+  src = fetchFromGitHub {
+    owner = "bdcht";
+    repo = "grandalf";
+    rev = "v${version}";
+    sha256 = "1f1l288sqna0bca7dwwvyw7wzg9b2613g6vc0g0vfngm7k75b2jg";
+  };
+
+  propagatedBuildInputs = [
+    pyparsing
+    future
+  ];
+
+  checkInputs = [ pytest pytestrunner ];
+
+  patches = [ ./no-setup-requires-pytestrunner.patch ];
+
+  checkPhase = ''
+    pytest tests
+  '';
+
+  meta = with lib; {
+    description = "A python package made for experimentations with graphs and drawing algorithms";
+    homepage = https://github.com/bdcht/grandalf;
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ cmcdragonkai ];
+  };
+}
diff --git a/nixpkgs/pkgs/development/python-modules/grandalf/no-setup-requires-pytestrunner.patch b/nixpkgs/pkgs/development/python-modules/grandalf/no-setup-requires-pytestrunner.patch
new file mode 100644
index 000000000000..80e12e246ebb
--- /dev/null
+++ b/nixpkgs/pkgs/development/python-modules/grandalf/no-setup-requires-pytestrunner.patch
@@ -0,0 +1,15 @@
+diff --git a/setup.py b/setup.py
+index 0470622..d574ceb 100755
+--- a/setup.py
++++ b/setup.py
+@@ -75,8 +75,8 @@ setup(
+     # your project is installed. For an analysis of "install_requires" vs pip's
+     # requirements files see:
+     # https://packaging.python.org/en/latest/requirements.html
+-    setup_requires=['pytest-runner',],
+-    tests_require=['pytest',],
++    setup_requires=[],
++    tests_require=['pytest','pytest-runner',],
+ 
+     install_requires=['pyparsing','future'],
+