From 4f3d88ce4f5396c3670f7474be204a645df413f9 Mon Sep 17 00:00:00 2001
From: Lee Dogeon <dev.moreal@gmail.com>
Date: Sun, 15 Feb 2026 20:33:58 +0900
Subject: [PATCH] Align lzma and os exports for test_all expected failure
 (#7156)

---
 Lib/test/test___all__.py   | 1 -
 Lib/test/test_lzma.py      | 1 -
 crates/stdlib/src/lzma.rs  | 4 +++-
 crates/vm/src/stdlib/os.rs | 5 +----
 4 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/Lib/test/test___all__.py b/Lib/test/test___all__.py
index a1efdf19c..8ded9f992 100644
--- a/Lib/test/test___all__.py
+++ b/Lib/test/test___all__.py
@@ -97,7 +97,6 @@ class AllTest(unittest.TestCase):
                 continue
             yield path, modpath + modname
 
-    @unittest.expectedFailure  # TODO: RUSTPYTHON
     def test_all(self):
         # List of denied modules and packages
         denylist = set([
diff --git a/Lib/test/test_lzma.py b/Lib/test/test_lzma.py
index 334cb2226..75ab8c42e 100644
--- a/Lib/test/test_lzma.py
+++ b/Lib/test/test_lzma.py
@@ -1553,7 +1553,6 @@ class OpenTestCase(unittest.TestCase):
 
 class MiscellaneousTestCase(unittest.TestCase):
 
-    @unittest.expectedFailure  # TODO: RUSTPYTHON; AttributeError: module 'lzma' has no attribute 'CHECK_ID_MAX'
     def test_is_check_supported(self):
         # CHECK_NONE and CHECK_CRC32 should always be supported,
         # regardless of the options liblzma was compiled with.
diff --git a/crates/stdlib/src/lzma.rs b/crates/stdlib/src/lzma.rs
index 0189c9d2e..80e4ce807 100644
--- a/crates/stdlib/src/lzma.rs
+++ b/crates/stdlib/src/lzma.rs
@@ -51,7 +51,9 @@ mod _lzma {
     #[pyattr]
     const FILTER_DELTA: i32 = 3;
     #[pyattr]
-    const CHECK_UNKNOWN: i32 = 16;
+    const CHECK_ID_MAX: i32 = 15;
+    #[pyattr]
+    const CHECK_UNKNOWN: i32 = CHECK_ID_MAX + 1;
 
     // the variant ids are hardcoded to be equivalent to the C enum values
     enum Format {
diff --git a/crates/vm/src/stdlib/os.rs b/crates/vm/src/stdlib/os.rs
index 9993d8b63..8b7d39152 100644
--- a/crates/vm/src/stdlib/os.rs
+++ b/crates/vm/src/stdlib/os.rs
@@ -188,10 +188,7 @@ pub(super) mod _os {
     pub(crate) const SYMLINK_DIR_FD: bool = cfg!(not(any(windows, target_os = "redox")));
 
     #[pyattr]
-    use libc::{
-        O_APPEND, O_CREAT, O_EXCL, O_RDONLY, O_RDWR, O_TRUNC, O_WRONLY, SEEK_CUR, SEEK_END,
-        SEEK_SET,
-    };
+    use libc::{O_APPEND, O_CREAT, O_EXCL, O_RDONLY, O_RDWR, O_TRUNC, O_WRONLY};
 
     #[pyattr]
     pub(crate) const F_OK: u8 = 0;