python-pyfuse3: update to 3.4.2; add test.sh

Bump version 3.4.1 -> 3.4.2.

Changes since 3.4.1:
- Remove the deprecated pyfuse3_asyncio module (long-renamed to
  pyfuse3.asyncio)
- Fix a test failure in test_examples.py
- Modernize the build process and add more type annotations

Signed-off-by: Alexandru Ardelean <alex@shruggie.ro>

lang/python/python-pyfuse3/test.sh

@@ -0,0 +1,51 @@
+#!/bin/sh
+
+[ "$1" = python3-pyfuse3 ] || exit 0
+
+python3 - << 'EOF'
+import pyfuse3
+
+# Verify key attributes are accessible
+assert hasattr(pyfuse3, "Operations")
+assert hasattr(pyfuse3, "EntryAttributes")
+assert hasattr(pyfuse3, "FUSEError")
+assert hasattr(pyfuse3, "ROOT_INODE")
+assert pyfuse3.ROOT_INODE == 1
+
+# Verify EntryAttributes can be instantiated
+attrs = pyfuse3.EntryAttributes()
+assert attrs is not None
+
+# Verify FUSEError can be raised
+import errno
+try:
+    raise pyfuse3.FUSEError(errno.ENOENT)
+except pyfuse3.FUSEError as e:
+    assert e.errno == errno.ENOENT
+
+from pyfuse3 import Operations, EntryAttributes, FUSEError, FileInfo, StatvfsData
+
+# Verify key constants
+assert isinstance(pyfuse3.ROOT_INODE, int), "ROOT_INODE should be an int"
+
+# Verify exception hierarchy
+assert issubclass(FUSEError, Exception)
+e = FUSEError(2)  # ENOENT
+assert e.errno == 2
+
+# Verify EntryAttributes can be instantiated and fields set
+attr = EntryAttributes()
+attr.st_ino = 1
+attr.st_size = 0
+attr.st_mode = 0o755 | 0o040000  # S_IFDIR
+assert attr.st_ino == 1
+
+# Verify a minimal Operations subclass can be defined
+class MinimalFS(Operations):
+    pass
+
+fs = MinimalFS()
+assert isinstance(fs, Operations)
+
+print("python3-pyfuse3 OK")
+EOF