pythonPackages.pytest-fixture-config: Move to own file

pkgs/development/python-modules/pytest-fixture-config/default.nix

@@ -0,0 +1,26 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, pytest, coverage, virtualenv, pytestcov, six }:
+
+buildPythonPackage rec {
+  pname = "pytest-fixture-config";
+  version = "1.0.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1dpdf36hpkfhgmca4rwmf0vnzz7xqbiw479v11zp12pq4p5w2z3x";
+  };
+
+  buildInputs = [ pytest ];
+  propagatedBuildInputs = [ coverage virtualenv pytestcov six ];
+
+  checkPhase = ''
+    py.test -k "not test_yield_requires_config_doesnt_skip and not test_yield_requires_config_skips"
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Simple configuration objects for Py.test fixtures. Allows you to skip tests when their required config variables aren’t set.";
+    homepage = https://github.com/manahl/pytest-plugins;
+    license = licenses.mit;
+    maintainers = with maintainers; [ ryansydnor ];
+  };
+}