From e1aa55818856d5f269b4feddf542917a8f5dd5f3 Mon Sep 17 00:00:00 2001
From: Jelle Zijlstra <jelle.zijlstra@gmail.com>
Date: Tue, 15 May 2018 11:20:48 -0400
Subject: [PATCH] add bytearray.copy to Python 3

Fixes #1715.

2.7's bytearray doesn't have it.
---
 stdlib/3/builtins.pyi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/stdlib/3/builtins.pyi b/stdlib/3/builtins.pyi
index 8bdeff309fb1..51337b9679bd 100644
--- a/stdlib/3/builtins.pyi
+++ b/stdlib/3/builtins.pyi
@@ -429,6 +429,7 @@ class bytearray(MutableSequence[int], ByteString):
         def count(self, sub: Union[bytes, int], start: Optional[int] = ..., end: Optional[int] = ...) -> int: ...
     else:
         def count(self, sub: bytes, start: Optional[int] = ..., end: Optional[int] = ...) -> int: ...
+    def copy(self) -> bytearray: ...
     def decode(self, encoding: str = ..., errors: str = ...) -> str: ...
     def endswith(self, suffix: bytes) -> bool: ...
     def expandtabs(self, tabsize: int = ...) -> bytearray: ...