style: apply ruff format and fix lint issues in playoff modules

- Rename single-letter `l` loop variables in bracket_view to satisfy E741
- Drop unused `json` import from test_playoff_cache (F401/F811)

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

app/bracket_view.py

@@ -34,13 +34,13 @@ def build_bracket_view(year, bracket_payload, fetched_at=None):
     def slot(letter):
         return _matchup(year, letter, series_by_letter.get(letter))
 
-    east_r1 = [slot(l) for l in EAST_R1]
-    west_r1 = [slot(l) for l in WEST_R1]
-    east_r2 = [slot(l) for l in EAST_R2]
-    west_r2 = [slot(l) for l in WEST_R2]
-    east_cf = [slot(l) for l in EAST_CF]
-    west_cf = [slot(l) for l in WEST_CF]
-    cup = [slot(l) for l in CUP_FINAL]
+    east_r1 = [slot(ltr) for ltr in EAST_R1]
+    west_r1 = [slot(ltr) for ltr in WEST_R1]
+    east_r2 = [slot(ltr) for ltr in EAST_R2]
+    west_r2 = [slot(ltr) for ltr in WEST_R2]
+    east_cf = [slot(ltr) for ltr in EAST_CF]
+    west_cf = [slot(ltr) for ltr in WEST_CF]
+    cup = [slot(ltr) for ltr in CUP_FINAL]
 
     return {
         "year": year,

app/playoff.py

@@ -30,9 +30,11 @@ def series_id(game):
         return None
     start = game.get("startTimeUTC") or ""
     try:
-        year = datetime.fromisoformat(start.replace("Z", "+00:00")).astimezone(
-            EASTERN
-        ).year
+        year = (
+            datetime.fromisoformat(start.replace("Z", "+00:00"))
+            .astimezone(EASTERN)
+            .year
+        )
     except (ValueError, AttributeError):
         year = datetime.now(EASTERN).year
     return f"{year}-{letter.upper()}"

app/playoff_cache.py

@@ -21,8 +21,8 @@ logger = logging.getLogger(__name__)
 
 EASTERN = ZoneInfo("America/New_York")
 
-BRACKET_TTL = 3600       # refresh at this cadence via scheduler
-SERIES_TTL = 300          # lazy cache for per-series schedule fetches
+BRACKET_TTL = 3600  # refresh at this cadence via scheduler
+SERIES_TTL = 300  # lazy cache for per-series schedule fetches
 MAX_STALE_SECONDS = 86400  # 24h
 
 SERIES_ID_RE = re.compile(r"^(20\d{2})-([A-P])$")
@@ -78,6 +78,7 @@ def _get(cache_key):
 
 # ── Bracket ────────────────────────────────────────────────────────
 
+
 def bracket_key(year):
     return f"bracket:{year}"
 
@@ -109,6 +110,7 @@ def get_bracket(year=None):
 
 # ── Per-series schedule ────────────────────────────────────────────
 
+
 def series_key(season, letter):
     return f"series:{season}:{letter.upper()}"
 
@@ -140,7 +142,9 @@ def fetch_series(series_id):
         if time.time() - fetched < SERIES_TTL:
             return payload
 
-    url = f"https://api-web.nhle.com/v1/schedule/playoff-series/{season}/{letter.lower()}"
+    url = (
+        f"https://api-web.nhle.com/v1/schedule/playoff-series/{season}/{letter.lower()}"
+    )
     try:
         resp = requests.get(url, timeout=10)
         resp.raise_for_status()
@@ -189,7 +193,9 @@ def record_start_date_if_missing(scoreboard_games, now=None):
 
     now = now or datetime.now(EASTERN)
     today = now.date().isoformat()
-    _put(META_KEY, {"first_date": today, "recorded_at_utc": now.astimezone().isoformat()})
+    _put(
+        META_KEY, {"first_date": today, "recorded_at_utc": now.astimezone().isoformat()}
+    )
     return today
 
 

tests/test_bracket_view.py

@@ -1,8 +1,19 @@
 from app.bracket_view import build_bracket_view
 
 
-def _series(letter, top_abbrev, top_id, top_wins, bot_abbrev, bot_id, bot_wins,
-            rnd=1, winning_id=None, top_seed="D1", bot_seed="WC1"):
+def _series(
+    letter,
+    top_abbrev,
+    top_id,
+    top_wins,
+    bot_abbrev,
+    bot_id,
+    bot_wins,
+    rnd=1,
+    winning_id=None,
+    top_seed="D1",
+    bot_seed="WC1",
+):
     return {
         "seriesLetter": letter,
         "playoffRound": rnd,

tests/test_games.py

@@ -756,9 +756,7 @@ class TestPlayoffEnrichment:
     }
 
     def test_regular_season_game_has_empty_playoff_fields(self, mocker):
-        mocker.patch(
-            "app.games.get_team_standings", return_value=self._FULL_STANDINGS
-        )
+        mocker.patch("app.games.get_team_standings", return_value=self._FULL_STANDINGS)
         result = parse_games({"games": [make_game()]})
         g = result[0]
         assert g["Is Playoff"] is False
@@ -791,9 +789,7 @@ class TestPlayoffEnrichment:
         assert "GAME 7" in result[0]["Series Badges"]
 
     def test_pinned_game_sorts_first(self, mocker):
-        mocker.patch(
-            "app.games.get_team_standings", return_value=self._FULL_STANDINGS
-        )
+        mocker.patch("app.games.get_team_standings", return_value=self._FULL_STANDINGS)
         # Low-priority Game 7 PRE should sort above a high-priority non-playoff LIVE
         g7_pre = make_playoff_game(
             top_wins=3,
@@ -835,9 +831,7 @@ class TestPlayoffEnrichment:
         assert result[0]["OT Label"] == "OT"
 
     def test_regular_season_ot_not_flagged_as_playoff_ot(self, mocker):
-        mocker.patch(
-            "app.games.get_team_standings", return_value=self._FULL_STANDINGS
-        )
+        mocker.patch("app.games.get_team_standings", return_value=self._FULL_STANDINGS)
         game = make_game(
             game_state="LIVE", period=4, seconds_remaining=180, game_type=2
         )

tests/test_playoff_cache.py

@@ -1,4 +1,3 @@
-import json
 import time
 from datetime import datetime
 from zoneinfo import ZoneInfo
@@ -29,6 +28,7 @@ class _Resp:
     def raise_for_status(self):
         if self.status_code >= 400:
             import requests
+
             raise requests.HTTPError(f"HTTP {self.status_code}")
 
 
@@ -65,8 +65,10 @@ class TestBracket:
 
     def test_refresh_failure_returns_none(self, tmp_db, monkeypatch):
         import requests
+
         def raiser(*a, **kw):
             raise requests.ConnectionError("boom")
+
         monkeypatch.setattr("app.playoff_cache.requests.get", raiser)
         assert playoff_cache.refresh_bracket(2026) is None
 
@@ -94,12 +96,14 @@ class TestFetchSeries:
 
         def should_not_be_called(*a, **kw):
             raise AssertionError("network should not be called within TTL")
+
         monkeypatch.setattr("app.playoff_cache.requests.get", should_not_be_called)
 
         assert playoff_cache.fetch_series("2026-A") == payload_cached
 
     def test_stale_cache_falls_back_on_failure(self, tmp_db, monkeypatch):
         import requests
+
         key = playoff_cache.series_key("20252026", "A")
         playoff_cache._put(key, {"from": "stale"})
 
@@ -114,12 +118,14 @@ class TestFetchSeries:
 
         def raiser(*a, **kw):
             raise requests.ConnectionError("network gone")
+
         monkeypatch.setattr("app.playoff_cache.requests.get", raiser)
 
         assert playoff_cache.fetch_series("2026-A") == {"from": "stale"}
 
     def test_ancient_stale_cache_returns_none(self, tmp_db, monkeypatch):
         import requests
+
         key = playoff_cache.series_key("20252026", "A")
         playoff_cache._put(key, {"from": "ancient"})
 
@@ -146,9 +152,7 @@ class TestRecordStartDate:
 
     def test_records_on_first_playoff_sighting(self, tmp_db):
         now = datetime(2026, 4, 18, 20, 0, tzinfo=EASTERN)
-        result = playoff_cache.record_start_date_if_missing(
-            [{"gameType": 3}], now=now
-        )
+        result = playoff_cache.record_start_date_if_missing([{"gameType": 3}], now=now)
         assert result == "2026-04-18"
         assert playoff_cache.get_playoff_start_date().isoformat() == "2026-04-18"
 

tests/test_playoff_series.py

@@ -233,7 +233,10 @@ class TestTodayMeta:
         assert meta["round_label"] is None
 
     def test_playoff_games_on_mode(self):
-        games = [make_playoff_game(series_letter="A"), make_playoff_game(series_letter="B")]
+        games = [
+            make_playoff_game(series_letter="A"),
+            make_playoff_game(series_letter="B"),
+        ]
         meta = today_meta(games)
         assert meta["playoff_mode"] is True
         assert meta["series_active"] == 2

tests/test_routes.py

@@ -188,8 +188,16 @@ class TestSeriesDetailRoute:
                 "startTimeUTC": "2026-04-18T23:00:00Z",
                 "gameState": "OFF",
                 "periodDescriptor": {"number": 3, "periodType": "REG"},
-                "awayTeam": {"abbrev": "OTT", "score": 2, "commonName": {"default": "Senators"}},
-                "homeTeam": {"abbrev": "TOR", "score": 6, "commonName": {"default": "Maple Leafs"}},
+                "awayTeam": {
+                    "abbrev": "OTT",
+                    "score": 2,
+                    "commonName": {"default": "Senators"},
+                },
+                "homeTeam": {
+                    "abbrev": "TOR",
+                    "score": 6,
+                    "commonName": {"default": "Maple Leafs"},
+                },
                 "gameOutcome": {"lastPeriodType": "REG"},
             },
             {
@@ -212,12 +220,14 @@ class TestSeriesDetailRoute:
 
     def test_valid_format_but_missing_cache_404(self, flask_client, monkeypatch):
         import app.routes as routes
+
         monkeypatch.setattr(routes, "fetch_series", lambda sid: None)
         response = flask_client.get("/series/2026-A")
         assert response.status_code == 404
 
     def test_renders_with_cached_payload(self, flask_client, monkeypatch):
         import app.routes as routes
+
         monkeypatch.setattr(routes, "fetch_series", lambda sid: self._SAMPLE_PAYLOAD)
 
         response = flask_client.get("/series/2026-A")
@@ -265,6 +275,7 @@ class TestBracketRoute:
 
     def test_bracket_renders_with_cache(self, flask_client, monkeypatch):
         import app.routes as routes
+
         monkeypatch.setattr(routes, "get_bracket", lambda y: (self._BRACKET, 123))
         monkeypatch.setattr(
             routes,
@@ -283,6 +294,7 @@ class TestBracketRoute:
         self, flask_client, monkeypatch
     ):
         import app.routes as routes
+
         monkeypatch.setattr(routes, "get_bracket", lambda y: (None, None))
         called = {"n": 0}
 
@@ -298,6 +310,7 @@ class TestBracketRoute:
 
     def test_bracket_returns_404_when_no_data(self, flask_client, monkeypatch):
         import app.routes as routes
+
         monkeypatch.setattr(routes, "get_bracket", lambda y: (None, None))
         monkeypatch.setattr(routes, "refresh_bracket", lambda year=None: None)
         response = flask_client.get("/bracket")