Shut up FutureWarnings about hex constants.
diff --git a/Mac/Lib/Carbon/__init__.py b/Mac/Lib/Carbon/__init__.py
index e69de29..d0cfec3 100644
--- a/Mac/Lib/Carbon/__init__.py
+++ b/Mac/Lib/Carbon/__init__.py
@@ -0,0 +1,4 @@
+# Filter out warnings about signed/unsigned constants
+import warnings
+warnings.filterwarnings("ignore", "", FutureWarning, ".*Controls")
+warnings.filterwarnings("ignore", "", FutureWarning, ".*MacTextEditor")
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