fix mask error

tabs/tokens_dist.py

@@ -66,7 +66,7 @@ def get_extreme_cases(live_fpmms: pd.DataFrame) -> Tuple:
     today = datetime.now(UTC).date()
     live_fpmms["sample_date"] = pd.to_datetime(live_fpmms["sample_timestamp"]).dt.date
     selected_markets = live_fpmms.loc[
-        (live_fpmms["total_trades"] > 0) and (live_fpmms["sample_date"] == today)
+        ((live_fpmms["total_trades"] > 0) & (live_fpmms["sample_date"] == today))
     ]
     selected_markets.sort_values(by="dist_gap_perc", ascending=False, inplace=True)
     return (