remove commented out code, document toggle comments

superset/common/query_object.py

@@ -274,6 +274,8 @@ def validate(
             self._validate_no_have_duplicate_labels()
             # problematic line where calling sqlparser.parse() causes quadratic
             # performance for WHERE ... IN (...) clauses
+            # Clauses are anyway checked for their validity in
+            # e.g., connectors/sqla/models/get_query_str_extended
             # self._sanitize_filters()
             return None
         except QueryObjectValidationError as ex:

superset/models/core.py

@@ -556,7 +556,7 @@ def get_df(  # pylint: disable=too-many-locals
         mutator: Callable[[pd.DataFrame], None] | None = None,
     ) -> pd.DataFrame:
         # before we split sqls using sql parse, however this core code is only reachable
-        # with single sql queries. Thus, we removed the engine spec parser
+        # with single sql queries. Thus, we remove the engine spec parser here
         # sqls = self.db_engine_spec.parse_sql(sql)
 
         with self.get_sqla_engine_with_context(schema) as engine: