Fix some comment typos
diff --git a/Lib/_threading_local.py b/Lib/_threading_local.py
index c90fde0..90717a8 100644
--- a/Lib/_threading_local.py
+++ b/Lib/_threading_local.py
@@ -149,7 +149,7 @@
raise TypeError("Initialization arguments are not supported")
# We need to create the thread dict in anticipation of
- # __init__ being called, to make sire we don't cal it
+ # __init__ being called, to make sure we don't call it
# again ourselves.
dict = object.__getattribute__(self, '__dict__')
currentThread().__dict__[key] = dict