Fix repeated_keys

astral-sh · Jan 22, 2023 · 6ad0c41 · 6ad0c41
1 parent b951169
commit 6ad0c41
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/rules/pyflakes/rules/repeated_keys.rs b/src/rules/pyflakes/rules/repeated_keys.rs
@@ -32,7 +32,10 @@ pub fn repeated_keys(checker: &mut Checker, keys: &[Option<Expr>], values: &[Exp
         FxHashMap::with_capacity_and_hasher(keys.len(), BuildHasherDefault::default());
 
     // Detect duplicate keys.
-    for (i, key) in keys.iter().flatten().enumerate() {
+    for (i, key) in keys.iter().enumerate() {
+        let Some(key) = key else {
+            continue;
+        };
         if let Some(dict_key) = into_dictionary_key(key) {
             if let Some(seen_values) = seen.get_mut(&dict_key) {
                 match dict_key {