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  1. S_IFDIR  = 0o040000  # directory
  2. S_IFCHR  = 0o020000  # character device
  3. S_IFBLK  = 0o060000  # block device
  4. S_IFREG  = 0o100000  # regular file
  5. S_IFIFO  = 0o010000  # fifo (named pipe)
  6. S_IFLNK  = 0o120000  # symbolic link
  7. S_IFSOCK = 0o140000  # socket file
  8.  
  9. S_ISUID = 0o4000  # set UID bit
  10. S_ISGID = 0o2000  # set GID bit
  11. S_ENFMT = S_ISGID # file locking enforcement
  12. S_ISVTX = 0o1000  # sticky bit
  13. S_IREAD = 0o0400  # Unix V7 synonym for S_IRUSR
  14. S_IWRITE = 0o0200 # Unix V7 synonym for S_IWUSR
  15. S_IEXEC = 0o0100  # Unix V7 synonym for S_IXUSR
  16. S_IRWXU = 0o0700  # mask for owner permissions
  17. S_IRUSR = 0o0400  # read by owner
  18. S_IWUSR = 0o0200  # write by owner
  19. S_IXUSR = 0o0100  # execute by owner
  20. S_IRWXG = 0o0070  # mask for group permissions
  21. S_IRGRP = 0o0040  # read by group
  22. S_IWGRP = 0o0020  # write by group
  23. S_IXGRP = 0o0010  # execute by group
  24. S_IRWXO = 0o0007  # mask for others (not in group) permissions
  25. S_IROTH = 0o0004  # read by others
  26. S_IWOTH = 0o0002  # write by others
  27. S_IXOTH = 0o0001  # execute by others
  28.  
  29. _filemode_table = (
  30.     ((S_IFLNK,         "l"),
  31.      (S_IFREG,         "-"),
  32.      (S_IFBLK,         "b"),
  33.      (S_IFDIR,         "d"),
  34.      (S_IFCHR,         "c"),
  35.      (S_IFIFO,         "p")),
  36.  
  37.     ((S_IRUSR,         "r"),),
  38.     ((S_IWUSR,         "w"),),
  39.     ((S_IXUSR|S_ISUID, "s"),
  40.      (S_ISUID,         "S"),
  41.      (S_IXUSR,         "x")),
  42.  
  43.     ((S_IRGRP,         "r"),),
  44.     ((S_IWGRP,         "w"),),
  45.     ((S_IXGRP|S_ISGID, "s"),
  46.      (S_ISGID,         "S"),
  47.      (S_IXGRP,         "x")),
  48.  
  49.     ((S_IROTH,         "r"),),
  50.     ((S_IWOTH,         "w"),),
  51.     ((S_IXOTH|S_ISVTX, "t"),
  52.      (S_ISVTX,         "T"),
  53.      (S_IXOTH,         "x"))
  54. )
  55.  
  56. def filemode(mode):
  57.     """Convert a file's mode to a string of the form '-rwxrwxrwx'."""
  58.     perm = []
  59.     for table in _filemode_table:
  60.         for bit, char in table:
  61.             if mode & bit == bit:
  62.                 perm.append(char)
  63.                 break
  64.         else:
  65.             perm.append("-")
  66.     return "".join(perm)
  67.  
  68. import os
  69. print filemode(os.stat('.').st_mode)
  70.  
Success #stdin #stdout 0.08s 8832KB
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drwxr-x---
https://ideone.com/P45ChT
language:
Python (cpython 2.7.16)
created:
12 years ago
visibility:
public

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