pipenv: 2018.5.18 -> 2018.7.1

Signed-off-by: Domen Kožar <domen@dev.si>

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

@@ -0,0 +1,28 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, six
+, attrs
+, pytest
+, hypothesis
+, pretend
+, arpeggio
+}:
+
+buildPythonPackage rec {
+  pname = "parver";
+  version = "0.1.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "05dsjmk3ckd175ln8smxr1f6l6qsrjyd8s5vfqc5x7fii3vgyjmc";
+  };
+
+  propagatedBuildInputs = [ six attrs arpeggio ];
+  checkInputs = [ pytest hypothesis pretend ];
+
+  meta = {
+    description = "parver allows parsing and manipulation of PEP 440 version numbers.";
+    license = lib.licenses.mit;
+  };
+}