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-rw-r--r--astroid/mixins.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/astroid/mixins.py b/astroid/mixins.py
index d374a49f..ec7b7b69 100644
--- a/astroid/mixins.py
+++ b/astroid/mixins.py
@@ -18,6 +18,8 @@
"""This module contains some mixins for the different nodes.
"""
+import warnings
+
from logilab.common.decorators import cachedproperty
from astroid.exceptions import (AstroidBuildingException, InferenceError,