[IMP] chunked: warn about untested versions

openupgradelib/openupgrade.py

@@ -3261,6 +3261,13 @@ def chunked(records, single=True):
     """Memory and performance friendly method to iterate over a potentially
     large number of records. Yields either a whole chunk or a single record
     at the time. Don't nest calls to this method."""
+    # Warning on possibly untested versions where chunked might not work as expected
+    if version_info[0] > 17:  # unreleased version at this time
+        logger.warning(
+            f"chunked method might not work as expected in Odoo {version_info[0]}. "
+            "Please report any issue you may find and consider bumping this warning "
+            "to the next version otherwise."
+        )
     # Before each iteration we must flush everything and clear the cache.
     # This differs depending on the Odoo version.
     if version_info[0] >= 16: