1 files changed, 11 insertions, 0 deletions
diff --git a/Lib/test/support/__init__.py b/Lib/test/support/__init__.py
index 9afa282b69..c9a80c2a62 100644
--- a/Lib/test/support/__init__.py
+++ b/Lib/test/support/__init__.py
@@ -2111,3 +2111,14 @@ def clear_ignored_deprecations(*tokens: object) -> None:
     if warnings.filters != new_filters:
         warnings.filters[:] = new_filters
         warnings._filters_mutated()
+
+
+@contextlib.contextmanager
+def adjust_int_max_str_digits(max_digits):
+    """Temporarily change the integer string conversion length limit."""
+    current = sys.get_int_max_str_digits()
+    try:
+        sys.set_int_max_str_digits(max_digits)
+        yield
+    finally:
+        sys.set_int_max_str_digits(current)