Use ruff linter to fix issues and provide consistent formatting

data/alert.py

@@ -120,12 +120,12 @@ class Alert:
                     self.id = hashlib.sha256(str({"s": self.source, "sid": self.source_id}).encode("utf-8")).hexdigest()
                 else:
                     self.id = hashlib.sha256(
-                        str({"s": self.source, "c": self.dx_calls, "t": self.start_time}).encode("utf-8")).hexdigest()
+                        str({"s": self.source, "c": self.dx_calls, "t": self.start_time}).encode("utf-8")
+                    ).hexdigest()
 
             # DX operator name lookup, using QRZ.com/HamQTH.
             if self.dx_calls and not self.dx_names:
-                self.dx_names = list(
-                    map(lambda c: get_call_info(c, credentials).name, self.dx_calls))
+                self.dx_names = list(map(lambda c: get_call_info(c, credentials).name, self.dx_calls))
 
         except Exception:
             logging.exception("Exception while inferring missing data from spot")
@@ -141,5 +141,8 @@ class Alert:
         either having an end_time in the past, or if it only has a start_time, then that start time was more than 3 hours
         ago. If it somehow doesn't have a start_time either, it is considered to be expired."""
 
-        return not self.start_time or (self.end_time and self.end_time < datetime.now(pytz.UTC).timestamp()) or (
-                not self.end_time and self.start_time < (datetime.now(pytz.UTC) - timedelta(hours=3)).timestamp())
+        return (
+            not self.start_time
+            or (self.end_time and self.end_time < datetime.now(pytz.UTC).timestamp())
+            or (not self.end_time and self.start_time < (datetime.now(pytz.UTC) - timedelta(hours=3)).timestamp())
+        )