Prevent warning twice about Python 3 usage

Only warn about using Python 3 when running the repo script directly.
This prevents the user being warned twice.

Change-Id: I2ee51ea2fa0127ea310598320e460ec9f38c6488

1 files changed, 4 insertions, 4 deletions

diff --git a/repo b/repo
index b8c414be..3fd0166e 100755
--- a/repo
+++ b/repo
@@ -139,10 +139,6 @@ def _print(*objects, **kwargs):
 
 # Python version check
 ver = sys.version_info
-if ver[0] == 3:
-  _print('warning: Python 3 support is currently experimental. YMMV.\n'
-         'Please use Python 2.6 - 2.7 instead.',
-         file=sys.stderr)
 if (ver[0], ver[1]) < MIN_PYTHON_VERSION:
   _print('error: Python version %s unsupported.\n'
          'Please use Python 2.6 - 2.7 instead.'
@@ -768,4 +764,8 @@ def main(orig_args):
 
 
 if __name__ == '__main__':
+  if ver[0] == 3:
+    _print('warning: Python 3 support is currently experimental. YMMV.\n'
+           'Please use Python 2.6 - 2.7 instead.',
+           file=sys.stderr)
   main(sys.argv[1:])