Initial commit

TestFileSizeZero1.py

@@ -0,0 +1,44 @@
+import os,stat
+filename=r"u:\1.png"
+# filename=r"u:\D1\Days\Stefajir\core\misc\draggable.png"
+
+
+def is_sparse_file_win(path):
+    try:
+        import ctypes
+        from ctypes import wintypes
+
+        FILE_ATTRIBUTE_SPARSE_FILE = 0x00000200
+        GetFileAttributes = ctypes.windll.kernel32.GetFileAttributesW
+        GetFileAttributes.argtypes = [wintypes.LPCWSTR]
+        GetFileAttributes.restype = wintypes.DWORD
+
+        attrs = GetFileAttributes(path)
+        return attrs & FILE_ATTRIBUTE_SPARSE_FILE != 0
+    except:
+        return False
+
+
+# import mmap
+#
+# def is_memory_mapped_file(path):
+#     try:
+#         with open(path, 'r+b') as f:
+#             try:
+#                 mmap.mmap(f.fileno(), 0)
+#                 return True
+#             except:
+#                 return False
+#     except OSError:
+#         return False
+
+# def is_windows_virtual_file(path):
+#     try:
+#         st = os.stat(path)
+#         # Check if it's a character or block device (common for virtual files)
+#         return stat.S_ISCHR(st.st_mode) or stat.S_ISBLK(st.st_mode)
+#     except (OSError, AttributeError):
+#         return False
+
+
+print(is_sparse_file_win(filename))