bugfix of last commit.

9911b234 · Yuxin Wu · 260936ff · 9911b234
Commit 9911b234 authored Oct 18, 2017 by Yuxin Wu
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tensorpack/utils/argtools.py tensorpack/utils/argtools.py +1 -1

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--- a/tensorpack/utils/argtools.py
+++ b/tensorpack/utils/argtools.py
@@ -162,7 +162,7 @@ def call_only_once(func):
                type(self).__name__, func.__name__)
        _FUNC_CALLED.add(key)

-        func(*args, **kwargs)
+        return func(*args, **kwargs)

    return wrapper