micro optimization

Textualize · May 19, 2024 · cc90dc5 · cc90dc5
1 parent cbcfd9b
commit cc90dc5
Showing 1 changed file with 4 additions and 5 deletions.
diff --git a/src/textual/cache.py b/src/textual/cache.py
@@ -103,8 +103,7 @@ def set(self, key: CacheKey, value: CacheValue) -> None:
             key: Key.
             value: Value.
         """
-        link = self._cache.get(key)
-        if link is None:
+        if self._cache.get(key) is None:
             head = self._head
             if not head:
                 # First link references itself
@@ -148,8 +147,8 @@ def get(
         Returns:
             Either the value or a default.
         """
-        link = self._cache.get(key)
-        if link is None:
+
+        if (link := self._cache.get(key)) is None:
             self.misses += 1
             return default
         if link is not self._head:
@@ -166,7 +165,7 @@ def get(
 
     def __getitem__(self, key: CacheKey) -> CacheValue:
         link = self._cache.get(key)
-        if link is None:
+        if (link := self._cache.get(key)) is None:
             self.misses += 1
             raise KeyError(key)
         if link is not self._head: