Getting start example not working - can't find formatPython

[shuozhao-work]

When I run m github:fluidattacks/makes-example@main

I got this error message:

`
error:
… while calling the 'seq' builtin

     at /nix/store/l9dcfzh02sjbvh5x645fz1vshp4s2avr-nixpkgs-src/lib/modules.nix:322:18:

      321|         options = checked options;
      322|         config = checked (removeAttrs config [ "_module" ]);
         |                  ^
      323|         _module = checked (config._module);

   … while calling the 'throw' builtin

     at /nix/store/l9dcfzh02sjbvh5x645fz1vshp4s2avr-nixpkgs-src/lib/modules.nix:298:18:

      297|                     ''
      298|             else throw baseMsg
         |                  ^
      299|         else null;

   error: The option `formatPython' does not exist. Definition values:
   - In `<unknown-file>':
       {
         default = {
           targets = [
             "/"
           ];
       ...

`

My nix-env version is: 2.27.1