From 5804543c1cce17a01af0f98cbcf53ff0fe82a69d Mon Sep 17 00:00:00 2001
From: MapleCCC <littlelittlemaple@gmail.com>
Date: Fri, 4 Jun 2021 01:50:38 +0800
Subject: [PATCH] Add `__all__` to `__future__.pyi` (#5570)

Closes #5569
---
 stdlib/__future__.pyi | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/stdlib/__future__.pyi b/stdlib/__future__.pyi
index a68183dbe..4658afa9f 100644
--- a/stdlib/__future__.pyi
+++ b/stdlib/__future__.pyi
@@ -21,3 +21,31 @@ if sys.version_info >= (3, 7):
     annotations: _Feature
 
 all_feature_names: List[str]  # undocumented
+
+if sys.version_info >= (3, 7):
+    __all__ = [
+        "all_feature_names",
+        "absolute_import",
+        "division",
+        "generators",
+        "nested_scopes",
+        "print_function",
+        "unicode_literals",
+        "with_statement",
+        "barry_as_FLUFL",
+        "generator_stop",
+        "annotations",
+    ]
+else:
+    __all__ = [
+        "all_feature_names",
+        "absolute_import",
+        "division",
+        "generators",
+        "nested_scopes",
+        "print_function",
+        "unicode_literals",
+        "with_statement",
+        "barry_as_FLUFL",
+        "generator_stop",
+    ]