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-rwxr-xr-xtools/warn.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/warn.py b/tools/warn.py
index 5f796f528e..97f54f9b46 100755
--- a/tools/warn.py
+++ b/tools/warn.py
@@ -27,6 +27,7 @@ import sys
def main():
+ """Old main() calls warn.warn."""
os.environ['PYTHONPATH'] = os.path.dirname(os.path.abspath(__file__))
subprocess.check_call(['/usr/bin/python3', '-m', 'warn.warn'] + sys.argv[1:])