Add termtime python package

default.nix

@@ -3,6 +3,11 @@ self: super:
 let
   inherit (super) callPackage;
 in
+let
+  pythonOverrides = self: super: {
+    termtime = callPackage ./pkgs/python-packages/termtime.nix { inherit (super) buildPythonPackage  fetchPypi; };
+  };
+in
 rec {
   coreutils-advcpmv = callPackage ./pkgs/coreutils-advcpmv.nix {};
 
@@ -18,4 +23,6 @@ rec {
   flatery-icon-theme = callPackage ./pkgs/icon-theme/flatery-icon-theme.nix {};
 
   openhexagon = callPackage ./pkgs/openhexagon/default.nix {};
+
+  python3 = super.python3.override { packageOverrides = pythonOverrides; };
 }

pkgs/python-packages/termtime.nix

@@ -0,0 +1,19 @@
+{ lib
+, buildPythonPackage
+, fetchPypi }:
+
+buildPythonPackage rec {
+  pname = "termtime";
+  version = "0.2.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1i5p0sv7dn9x3xdjxm5p151qdvg92c23l280ihkrqp8k69gah9y7";
+  };
+
+  meta = with lib; {
+    homepage = "https://github.com/vimist/termtime";
+    description = "A command line utility to manage and display time related tasks in the terminal";
+    license = licenses.unfree;
+  };
+}