Implement ruff format to our formatting system, and add some ruff r…

…ules

main.py

@@ -13,13 +13,14 @@ class Main:
     Main object for the game, though most of the interface
     is operated by the src-stored objects.
     """
+
     situation = None
 
     def __init__(self):
         pyxel.load("resource.pyxres")
         self.situation = init_class(stages_list["menu"], 0)
         pyxel.run(self.update, self.draw)
-    
+
     def update(self):
         self.situation.update()
         # If the situation "ends", jump into the next one
@@ -29,16 +30,16 @@ def update(self):
             if self.situation.nextlevel not in ("menu", "death"):
                 write_savedata({"level": self.situation.nextlevel})
             self.situation = init_class(stages_list[self.situation.nextlevel], tmp)
-            del(tmp)  # we have to remove 'tmp' ASAP
-    
+            del tmp  # we have to remove 'tmp' ASAP
+
     def draw(self):
         self.situation.draw()
         draw_stats(
             self.situation.get_scroll_x(),
             self.situation.draw_v,
             self.situation.player_choice,
             self.situation.get_coin_count(),
-            str(type(self.situation))
+            str(type(self.situation)),
         )
 
 

noxfile.py

@@ -9,15 +9,18 @@
     "src/characters.py",
     "src/levels.py",
     "src/menu.py",
-    "src/tools.py"
+    "src/tools.py",
 )
 
+
 @nox.session
 def format(session: nox.Session):
     "Format the codebase."
     session.install("-r", "requirements.txt")
     session.install("-r", "test-requirements.txt")
     session.run("ruff", "check", *files, "--fix")  # TODO: ignore certain rules?
+    session.run("ruff", "format", *files)  # a reinforcement to 'ruff check --fix'
+
 
 @nox.session
 def lint(session: nox.Session):
@@ -26,14 +29,13 @@ def lint(session: nox.Session):
     session.install("-r", "test-requirements.txt")
     session.run("ruff", "check", *files)  # TODO: ignore certain rules?
 
+
 @nox.session(name="reset-savedata")
 def reset_savedata(session: nox.Session):
     "Clean up 'savedata.json', which should not have any contents, use it carefully."
     new_data = '{"level": "intro"}'
     session.run(
         "python",
         "-c",
-        "import io; js = io.open('savedata.json', 'w'); "
-        f"js.write('{new_data}'); "
-        "js.close()"
+        "import io; js = io.open('savedata.json', 'w'); " f"js.write('{new_data}'); " "js.close()",
     )

ruff.toml

@@ -0,0 +1,4 @@
+line-length = 120
+
+[lint]
+extend-select = ["E501"]

src/__init__.py

@@ -2,7 +2,7 @@
 
 from . import menu, levels, scenes
 
-__all__ = ("stages_list")
+__all__ = "stages_list"
 
 # Below there's a dictionary with all the objects for further use
 stages_list = {