Enabled ruff rule PERF401

Author: Spaarsh

benchmarks/tpch/tpch.py

@@ -68,10 +68,7 @@ def bench(data_path, query_path) -> None:
             with open(f"{query_path}/q{query}.sql") as f:
                 text = f.read()
                 tmp = text.split(";")
-                queries = []
-                for str in tmp:
-                    if len(str.strip()) > 0:
-                        queries.append(str.strip())
+                queries = [s.strip() for s in tmp if len(s.strip()) > 0]
 
                 try:
                     start = time.time()

pyproject.toml

@@ -97,7 +97,7 @@ ignore = [
     # "SIM102",
     # "PGH003",
     "PLR2004",
-    "PERF401",
+    # "PERF401",
     "PD901",
     "EM102",
     "ERA001",

python/datafusion/dataframe.py

@@ -285,8 +285,7 @@ def _simplify_expression(
                 if isinstance(expr, Expr):
                     expr_list.append(expr.expr)
                 elif isinstance(expr, Iterable):
-                    for inner_expr in expr:
-                        expr_list.append(inner_expr.expr)
+                    expr_list.extend(inner_expr.expr for inner_expr in expr)
                 else:
                     raise NotImplementedError
             if named_exprs: