git_superproject: only print beta notice once.

This eliminates duplicate notices during multi-manifest syncs.

Change-Id: Idcb038ddeb363368637c58c11346ebf8fd2b27ac
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/334939
Reviewed-by: Mike Frysinger <vapier@google.com>
Tested-by: LaMont Jones <lamontjones@google.com>

1 files changed, 9 insertions, 2 deletions

diff --git a/git_superproject.py b/git_superproject.py
index 9f585e5d..1293f352 100644
--- a/git_superproject.py
+++ b/git_superproject.py
@@ -238,8 +238,8 @@ class Superproject(object):
                        f'{self._manifest.manifestFile}')
       return SyncResult(False, False)
 
-    print('NOTICE: --use-superproject is in beta; report any issues to the '
-          'address described in `repo version`', file=sys.stderr)
+    _PrintBetaNotice()
+
     should_exit = True
     if not self._remote_url:
       self._LogWarning(f'superproject URL is not defined in manifest: '
@@ -364,6 +364,13 @@ class Superproject(object):
     return UpdateProjectsResult(manifest_path, False)
 
 
+@functools.lru_cache(maxsize=10)
+def _PrintBetaNotice():
+  """Print the notice of beta status."""
+  print('NOTICE: --use-superproject is in beta; report any issues to the '
+        'address described in `repo version`', file=sys.stderr)
+
+
 @functools.lru_cache(maxsize=None)
 def _UseSuperprojectFromConfiguration():
   """Returns the user choice of whether to use superproject."""