Get NTFS hard link count for file(s)

gistfile1.py

import os
import sys
import tempfile
import win32file
from glob import glob

def get_link_count(filename):
    if os.path.isdir(filename):
        dwFlagsAndAttributes = win32file.FILE_FLAG_BACKUP_SEMANTICS
    else:
        dwFlagsAndAttributes = 0

    handle = win32file.CreateFile(filename,
                                  win32file.GENERIC_READ,
                                  win32file.FILE_SHARE_READ,
                                  None,
                                  win32file.OPEN_EXISTING,
                                  dwFlagsAndAttributes,
                                  None)

    (attributes, created_at, accessed_at, written_at, volume, file_hi, file_lo,
     n_links, index_hi, index_lo) = win32file.GetFileInformationByHandle(handle)

    return n_links


def main():
    for filename in glob(sys.argv[1]):
        print(filename, get_link_count(filename))


if __name__ == "__main__":
    sys.exit(main())

Based on http://timgolden.me.uk/python/win32_how_do_i/see_if_two_files_are_the_same_file.html