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:
@@ -33,7 +33,7 @@ def bash_wrapper(command: str, path:str = '.') -> tuple[str, int]:
         the error output (stderr) as a string (optional), and the return code as an integer.
     """
     # This is a acceptable risk
-    process = Popen(command.split(), stdout=PIPE, stderr=PIPE,cwd = path)  # noqa: S603
+    process = Popen(command.split(), stdout=PIPE, stderr=PIPE, cwd=path)  # noqa: S603
     output, _ = process.communicate()
 
     return output.decode(), process.returncode

app/flake_show.py

@@ -4,24 +4,29 @@ import json
 from app.common import bash_wrapper
 import shutil
 
-def traverse_json_base(json_dict:dict ,path: list[str]):
+
+def traverse_json_base(json_dict: dict, path: list[str]):
     final_paths = []
-    for (key,value) in json_dict.items():
-        if isinstance(value,dict):
+    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])
+                final_paths += traverse_json_base(value, path + [key])
     return final_paths
 
 
 def traverse_json(json_dict: dict):
-    return traverse_json_base(json_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_show = bash_wrapper(f"{nix_path} flake show --json", path=path_to_flake)
     if flake_show[1] != 0:
         raise RuntimeError("flake show returned non-zero exit code")
     flake_show_json = json.loads(flake_show[0])