From d9aedb7e4b5b55d80b50b1da072b49280f215f1e Mon Sep 17 00:00:00 2001
From: donBarbos <donbarbos@proton.me>
Date: Tue, 24 Jun 2025 09:13:54 +0400
Subject: [PATCH 1/3] Add attributes to urllib errors

---
 stdlib/urllib/error.pyi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/stdlib/urllib/error.pyi b/stdlib/urllib/error.pyi
index 89cec9bf289c..9df9978e1d62 100644
--- a/stdlib/urllib/error.pyi
+++ b/stdlib/urllib/error.pyi
@@ -5,7 +5,9 @@ from urllib.response import addinfourl
 __all__ = ["URLError", "HTTPError", "ContentTooShortError"]
 
 class URLError(OSError):
+    args: tuple[str | BaseException, ...]
     reason: str | BaseException
+    filename: str
     def __init__(self, reason: str | BaseException, filename: str | None = None) -> None: ...
 
 class HTTPError(URLError, addinfourl):
@@ -16,6 +18,9 @@ class HTTPError(URLError, addinfourl):
     @property
     def reason(self) -> str: ...  # type: ignore[override]
     code: int
+    msg: str
+    hdrs: Message
+    fp: IO[bytes]
     def __init__(self, url: str, code: int, msg: str, hdrs: Message, fp: IO[bytes] | None) -> None: ...
 
 class ContentTooShortError(URLError):

From 8b8578671414e17acbce1d5fa3abf47c63e80b5e Mon Sep 17 00:00:00 2001
From: Semyon Moroz <donbarbos@proton.me>
Date: Tue, 24 Jun 2025 08:08:30 +0000
Subject: [PATCH 2/3] Update stdlib/urllib/error.pyi

---
 stdlib/urllib/error.pyi | 1 -
 1 file changed, 1 deletion(-)

diff --git a/stdlib/urllib/error.pyi b/stdlib/urllib/error.pyi
index 9df9978e1d62..670ff06f83d9 100644
--- a/stdlib/urllib/error.pyi
+++ b/stdlib/urllib/error.pyi
@@ -5,7 +5,6 @@ from urllib.response import addinfourl
 __all__ = ["URLError", "HTTPError", "ContentTooShortError"]
 
 class URLError(OSError):
-    args: tuple[str | BaseException, ...]
     reason: str | BaseException
     filename: str
     def __init__(self, reason: str | BaseException, filename: str | None = None) -> None: ...

From 09a9813a16bb5a091b854eef011f0715e93639f8 Mon Sep 17 00:00:00 2001
From: Semyon Moroz <donbarbos@proton.me>
Date: Mon, 7 Jul 2025 11:58:10 +0000
Subject: [PATCH 3/3] Update stdlib/urllib/error.pyi

Co-authored-by: Sebastian Rittau <srittau@rittau.biz>
---
 stdlib/urllib/error.pyi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/stdlib/urllib/error.pyi b/stdlib/urllib/error.pyi
index 670ff06f83d9..2173d7e6efaa 100644
--- a/stdlib/urllib/error.pyi
+++ b/stdlib/urllib/error.pyi
@@ -6,6 +6,7 @@ __all__ = ["URLError", "HTTPError", "ContentTooShortError"]
 
 class URLError(OSError):
     reason: str | BaseException
+    # The `filename` attribute only exists if it was provided to `__init__` and wasn't `None`.
     filename: str
     def __init__(self, reason: str | BaseException, filename: str | None = None) -> None: ...