From edd8b11a603caa0682edea14d0da2fc41ce51de3 Mon Sep 17 00:00:00 2001
From: Huanyi Xie <74809554+xiehuanyi@users.noreply.github.com>
Date: Mon, 12 Oct 2026 13:18:24 +0300
Subject: [PATCH] Accept integer-like checksum seed values

---
 stdlib/binascii.pyi | 6 +++---
 stdlib/zlib.pyi     | 6 +++---
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/stdlib/binascii.pyi b/stdlib/binascii.pyi
index 6840c6883811..b363f94c1bb5 100644
--- a/stdlib/binascii.pyi
+++ b/stdlib/binascii.pyi
@@ -1,6 +1,6 @@
 import sys
 from _typeshed import ReadableBuffer
-from typing import TypeAlias
+from typing import SupportsIndex, TypeAlias
 from typing_extensions import deprecated
 
 # Many functions in binascii accept buffer objects
@@ -85,8 +85,8 @@ if sys.version_info < (3, 11):
     @deprecated("Deprecated since Python 3.9; removed in Python 3.11.")
     def b2a_hqx(data: ReadableBuffer, /) -> bytes: ...
 
-def crc_hqx(data: ReadableBuffer, crc: int, /) -> int: ...
-def crc32(data: ReadableBuffer, crc: int = 0, /) -> int: ...
+def crc_hqx(data: ReadableBuffer, crc: SupportsIndex, /) -> int: ...
+def crc32(data: ReadableBuffer, crc: SupportsIndex = 0, /) -> int: ...
 def b2a_hex(data: ReadableBuffer, sep: str | bytes = ..., bytes_per_sep: int = 1) -> bytes: ...
 def hexlify(data: ReadableBuffer, sep: str | bytes = ..., bytes_per_sep: int = 1) -> bytes: ...
 
diff --git a/stdlib/zlib.pyi b/stdlib/zlib.pyi
index 557fa761feeb..b507770601d9 100644
--- a/stdlib/zlib.pyi
+++ b/stdlib/zlib.pyi
@@ -1,6 +1,6 @@
 import sys
 from _typeshed import ReadableBuffer
-from typing import Any, Final, final, type_check_only
+from typing import Any, Final, SupportsIndex, final, type_check_only
 from typing_extensions import Self
 
 DEFLATED: Final = 8
@@ -58,7 +58,7 @@ class _Decompress:
     def flush(self, length: int = 16384, /) -> bytes: ...
     def copy(self) -> _Decompress: ...
 
-def adler32(data: ReadableBuffer, value: int = 1, /) -> int: ...
+def adler32(data: ReadableBuffer, value: SupportsIndex = 1, /) -> int: ...
 
 if sys.version_info >= (3, 15):
     def adler32_combine(adler1: int, adler2: int, len2: int, /) -> int: ...
@@ -72,7 +72,7 @@ else:
 def compressobj(
     level: int = -1, method: int = 8, wbits: int = 15, memLevel: int = 8, strategy: int = 0, zdict: ReadableBuffer | None = None
 ) -> _Compress: ...
-def crc32(data: ReadableBuffer, value: int = 0, /) -> int: ...
+def crc32(data: ReadableBuffer, value: SupportsIndex = 0, /) -> int: ...
 
 if sys.version_info >= (3, 15):
     def crc32_combine(crc1: int, crc2: int, len2: int, /) -> int: ...