format python, add poetry shell

Signed-off-by: ahuston-0 <aliceghuston@gmail.com>

app/common.py

@@ -21,7 +21,7 @@ def configure_logger(level: str = "INFO") -> None:
     )
 
 
-def bash_wrapper(command: str, path:str = '.') -> tuple[str, int]:
+def bash_wrapper(command: str, path: str = ".") -> tuple[str, int]:
     """Execute a bash command and capture the output.
 
     Args:

app/flake_show.py

@@ -4,13 +4,17 @@ import json
 from app.common import bash_wrapper
 import shutil
 
+
 def traverse_json_base(json_dict: dict, path: list[str]):
     final_paths = []
-    for (key,value) in json_dict.items():
+    for key, value in json_dict.items():
         if isinstance(value, dict):
             keys = value.keys()
-            if 'type' in keys and value['type'] in ['nixos-configuration','derivation']:
-                final_paths += ['.'.join(path + [key])]
+            if "type" in keys and value["type"] in [
+                "nixos-configuration",
+                "derivation",
+            ]:
+                final_paths += [".".join(path + [key])]
             else:
                 final_paths += traverse_json_base(value, path + [key])
     return final_paths
@@ -19,6 +23,7 @@ def traverse_json_base(json_dict:dict ,path: list[str]):
 def traverse_json(json_dict: dict):
     return traverse_json_base(json_dict, [])
 
+
 def get_derivations(path_to_flake: str):
     nix_path = shutil.which("nix")
     flake_show = bash_wrapper(f"{nix_path} flake show --json", path=path_to_flake)

flake.nix

@@ -23,7 +23,7 @@
       self,
       nixpkgs,
       flake-utils,
-      poetry2nix,
+      pre-commit-hooks,
       ...
     }@inputs:
     flake-utils.lib.eachDefaultSystem (
@@ -31,11 +31,30 @@
       let
         # see https://github.com/nix-community/poetry2nix/tree/master#api for more functions and examples.
         pkgs = nixpkgs.legacyPackages.${system};
-        inherit (poetry2nix.lib.mkPoetry2Nix { inherit pkgs; }) mkPoetryApplication;
+        poetry2nix = inputs.poetry2nix.lib.mkPoetry2Nix { inherit pkgs; };
+
+        overrides = poetry2nix.overrides.withDefaults (
+          _final: prev: {
+            # prefer binary wheels instead of source distributions for rust based dependencies
+            # avoids needing to build them from source. technically a security risk
+            polars = prev.polars.override { preferWheel = true; };
+            ruff = prev.ruff.override { preferWheel = true; };
+            greenlet = prev.greenlet.override { preferWheel = true; };
+            sqlalchemy = prev.sqlalchemy.override { preferWheel = true; };
+          }
+        );
+
+        poetryConfig = {
+          inherit overrides;
+          projectDir = self;
+          python = pkgs.python312;
+        };
       in
       rec {
         packages = {
-          myapp = mkPoetryApplication { projectDir = self; };
+          myapp = poetry2nix.mkPoetryApplication poetryConfig // {
+            develop = true;
+          };
           default = self.packages.${system}.myapp;
         };
 
@@ -44,6 +63,8 @@
         devShells = import ./shell.nix {
           inherit
             self
+            poetryConfig
+            poetry2nix
             inputs
             system
             checks

shell.nix

@@ -1,5 +1,7 @@
 {
   self,
+  poetryConfig,
+  poetry2nix,
   inputs,
   checks,
   system,
@@ -24,6 +26,7 @@ let
       treefmt
       statix
       nixfmt-rfc-style
+      ruff
     ];
   };
 
@@ -32,6 +35,8 @@ let
 
   # pull in python/poetry dependencies
   poetry = pkgs.mkShell { packages = [ pkgs.poetry ]; };
+
+  poetry2nixshell = poetry2nix.mkPoetryEnv poetryConfig;
 in
 {
   default = pkgs.mkShell {
@@ -40,6 +45,7 @@ in
       rad-dev
       app
       poetry
+      poetry2nixshell
     ];
   };
 }