This probably doesn't work as I don't pass stdin through just, but as a draft, run jupyter in helix!

home-manager/shared/shell/helix/default.nix

@@ -16,6 +16,31 @@
       zellij action toggle-floating-panes
       zellij action close-pane
     '';
+  jupyter =
+    pkgs.writeText "run_jupyter_from_helix.zsh"
+    ''
+      #! ~/.nix-profile/bin/zsh
+      function new() {
+        new=true;
+        touch /tmp/rjh;
+        cat /tmp/rjh | while read line
+          do
+            if $(pwd) = line; then
+              new=false;
+            fi
+          done
+        echo new;
+      }
+
+      function send_to_jupyter() {
+        if $(new); then
+          zellij run -f -n "jupyter console" jupyter console --kernel="$1" -f="/tmp/rjh-$(pwd).json" --ZMQTerminalInteractiveShell.include_other_output=True --ZMQTerminalInteractiveShell.other_output_prefix=\'\'
+          pwd >> /tmp/rjh
+        fi
+        zellij write 29 25 # send ctr + w
+        just send
+      }
+    '';
 in {
   programs.helix = {
     enable = true;
@@ -29,6 +54,7 @@ in {
         t = ":sh zellij run -f -n 'test code' -- direnv exec . just test";
         g = ":sh zellij run -fc -n 'lazygit' -- lazygit";
         f = ":sh zellij run --floating -n 'yazi picker' -- zsh ~/.config/helix/open_in_helix_from_yazi.zsh ";
+        j = ":pipe-to just jupyter";
       };
       editor = {
         line-number = "relative";