Update app.py

app.py

@@ -43,10 +43,12 @@ def update_table(df: pd.DataFrame, query: str, param_ranges: dict) -> pd.DataFra
                 elif param_range == '~70+':
                     conditions.append((filtered_df['Params'] >= 60))
         
-        if all(param_ranges.values()):
+        if all(param_ranges.values()) or not any(param_ranges.values()):
             conditions.append(filtered_df['Params'].isna())
         
         filtered_df = filtered_df[pd.concat(conditions, axis=1).any(axis=1)]
+    else:
+        filtered_df = filtered_df[filtered_df['Params'].isna() | filtered_df['Params'].notna()]
     
     if query:
         filtered_df = filtered_df[filtered_df.apply(lambda row: query.lower() in row.to_string().lower(), axis=1)]