/usr/lib/python3.4/stat.py is in libpython3.4-minimal 3.4.3-1ubuntu1~14.04.7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 | """Constants/functions for interpreting results of os.stat() and os.lstat().
Suggested usage: from stat import *
"""
# Indices for stat struct members in the tuple returned by os.stat()
ST_MODE = 0
ST_INO = 1
ST_DEV = 2
ST_NLINK = 3
ST_UID = 4
ST_GID = 5
ST_SIZE = 6
ST_ATIME = 7
ST_MTIME = 8
ST_CTIME = 9
# Extract bits from the mode
def S_IMODE(mode):
"""Return the portion of the file's mode that can be set by
os.chmod().
"""
return mode & 0o7777
def S_IFMT(mode):
"""Return the portion of the file's mode that describes the
file type.
"""
return mode & 0o170000
# Constants used as S_IFMT() for various file types
# (not all are implemented on all systems)
S_IFDIR = 0o040000 # directory
S_IFCHR = 0o020000 # character device
S_IFBLK = 0o060000 # block device
S_IFREG = 0o100000 # regular file
S_IFIFO = 0o010000 # fifo (named pipe)
S_IFLNK = 0o120000 # symbolic link
S_IFSOCK = 0o140000 # socket file
# Functions to test for each file type
def S_ISDIR(mode):
"""Return True if mode is from a directory."""
return S_IFMT(mode) == S_IFDIR
def S_ISCHR(mode):
"""Return True if mode is from a character special device file."""
return S_IFMT(mode) == S_IFCHR
def S_ISBLK(mode):
"""Return True if mode is from a block special device file."""
return S_IFMT(mode) == S_IFBLK
def S_ISREG(mode):
"""Return True if mode is from a regular file."""
return S_IFMT(mode) == S_IFREG
def S_ISFIFO(mode):
"""Return True if mode is from a FIFO (named pipe)."""
return S_IFMT(mode) == S_IFIFO
def S_ISLNK(mode):
"""Return True if mode is from a symbolic link."""
return S_IFMT(mode) == S_IFLNK
def S_ISSOCK(mode):
"""Return True if mode is from a socket."""
return S_IFMT(mode) == S_IFSOCK
# Names for permission bits
S_ISUID = 0o4000 # set UID bit
S_ISGID = 0o2000 # set GID bit
S_ENFMT = S_ISGID # file locking enforcement
S_ISVTX = 0o1000 # sticky bit
S_IREAD = 0o0400 # Unix V7 synonym for S_IRUSR
S_IWRITE = 0o0200 # Unix V7 synonym for S_IWUSR
S_IEXEC = 0o0100 # Unix V7 synonym for S_IXUSR
S_IRWXU = 0o0700 # mask for owner permissions
S_IRUSR = 0o0400 # read by owner
S_IWUSR = 0o0200 # write by owner
S_IXUSR = 0o0100 # execute by owner
S_IRWXG = 0o0070 # mask for group permissions
S_IRGRP = 0o0040 # read by group
S_IWGRP = 0o0020 # write by group
S_IXGRP = 0o0010 # execute by group
S_IRWXO = 0o0007 # mask for others (not in group) permissions
S_IROTH = 0o0004 # read by others
S_IWOTH = 0o0002 # write by others
S_IXOTH = 0o0001 # execute by others
# Names for file flags
UF_NODUMP = 0x00000001 # do not dump file
UF_IMMUTABLE = 0x00000002 # file may not be changed
UF_APPEND = 0x00000004 # file may only be appended to
UF_OPAQUE = 0x00000008 # directory is opaque when viewed through a union stack
UF_NOUNLINK = 0x00000010 # file may not be renamed or deleted
UF_COMPRESSED = 0x00000020 # OS X: file is hfs-compressed
UF_HIDDEN = 0x00008000 # OS X: file should not be displayed
SF_ARCHIVED = 0x00010000 # file may be archived
SF_IMMUTABLE = 0x00020000 # file may not be changed
SF_APPEND = 0x00040000 # file may only be appended to
SF_NOUNLINK = 0x00100000 # file may not be renamed or deleted
SF_SNAPSHOT = 0x00200000 # file is a snapshot file
_filemode_table = (
((S_IFLNK, "l"),
(S_IFREG, "-"),
(S_IFBLK, "b"),
(S_IFDIR, "d"),
(S_IFCHR, "c"),
(S_IFIFO, "p")),
((S_IRUSR, "r"),),
((S_IWUSR, "w"),),
((S_IXUSR|S_ISUID, "s"),
(S_ISUID, "S"),
(S_IXUSR, "x")),
((S_IRGRP, "r"),),
((S_IWGRP, "w"),),
((S_IXGRP|S_ISGID, "s"),
(S_ISGID, "S"),
(S_IXGRP, "x")),
((S_IROTH, "r"),),
((S_IWOTH, "w"),),
((S_IXOTH|S_ISVTX, "t"),
(S_ISVTX, "T"),
(S_IXOTH, "x"))
)
def filemode(mode):
"""Convert a file's mode to a string of the form '-rwxrwxrwx'."""
perm = []
for table in _filemode_table:
for bit, char in table:
if mode & bit == bit:
perm.append(char)
break
else:
perm.append("-")
return "".join(perm)
# If available, use C implementation
try:
from _stat import *
except ImportError:
pass
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