pythonPackages.lightning: refactor move to python-modules

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

@@ -0,0 +1,30 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, pytest
+, jinja2
+, matplotlib
+, numpy
+, requests
+, six
+}:
+
+buildPythonPackage rec {
+  version = "1.2.1";
+  pname = "lightning-python";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "3987d7d4a634bdb6db9bcf212cf4d2f72bab5bc039f4f6cbc02c9d01c4ade792";
+  };
+
+  buildInputs = [ pytest ];
+  propagatedBuildInputs = [ jinja2 matplotlib numpy requests six ];
+
+  meta = with stdenv.lib; {
+    description = "A Python client library for the Lightning data visualization server";
+    homepage = http://lightning-viz.org;
+    license = licenses.mit;
+  };
+
+}