Gecko [ contributie.vriendennsm.nl ]

Name	Size	Permission	Date
__phello__	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
__pycache__	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
asyncio	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
collections	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
concurrent	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
ctypes	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
curses	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
dbm	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
email	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
encodings	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
html	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
http	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
importlib	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
json	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
lib-dynload	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
logging	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
multiprocessing	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
pydoc_data	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
re	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
sqlite3	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
test	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
tomllib	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
unittest	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
urllib	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
venv	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
wsgiref	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
xml	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
xmlrpc	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
zipfile	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
zoneinfo	[ DIR ]	drwxr-xr-x	2026-03-17 03:54
EXTERNALLY-MANAGED	645 B	-rw-r--r--	2026-03-03 12:15
LICENSE.txt	13.61 KB	-rw-r--r--	2026-03-03 12:15
__future__.py	5.1 KB	-rw-r--r--	2026-03-03 12:15
__hello__.py	227 B	-rw-r--r--	2026-03-03 12:15
_aix_support.py	3.93 KB	-rw-r--r--	2026-03-03 12:15
_collections_abc.py	31.33 KB	-rw-r--r--	2026-03-03 12:15
_compat_pickle.py	8.56 KB	-rw-r--r--	2026-03-03 12:15
_compression.py	5.55 KB	-rw-r--r--	2026-03-03 12:15
_distutils_system_mod.py	5.58 KB	-rw-r--r--	2026-03-03 12:15
_markupbase.py	14.31 KB	-rw-r--r--	2026-03-03 12:15
_osx_support.py	21.51 KB	-rw-r--r--	2026-03-03 12:15
_py_abc.py	6.04 KB	-rw-r--r--	2026-03-03 12:15
_pydatetime.py	89.94 KB	-rw-r--r--	2026-03-03 12:15
_pydecimal.py	223.85 KB	-rw-r--r--	2026-03-03 12:15
_pyio.py	91.4 KB	-rw-r--r--	2026-03-03 12:15
_pylong.py	8.83 KB	-rw-r--r--	2026-03-03 12:15
_sitebuiltins.py	3.05 KB	-rw-r--r--	2026-03-03 12:15
_strptime.py	24.04 KB	-rw-r--r--	2026-03-03 12:15
_sysconfigdata__linux_x86_64-linux-gnu.py	48.34 KB	-rw-r--r--	2026-03-03 12:15
_sysconfigdata__x86_64-linux-gnu.py	48.34 KB	-rw-r--r--	2026-03-03 12:15
_threading_local.py	7.05 KB	-rw-r--r--	2026-03-03 12:15
_weakrefset.py	5.75 KB	-rw-r--r--	2026-03-03 12:15
abc.py	6.38 KB	-rw-r--r--	2026-03-03 12:15
aifc.py	33.41 KB	-rw-r--r--	2026-03-03 12:15
antigravity.py	500 B	-rw-r--r--	2026-03-03 12:15
argparse.py	99.37 KB	-rw-r--r--	2026-03-03 12:15
ast.py	62.75 KB	-rw-r--r--	2026-03-03 12:15
base64.py	20.12 KB	-rwxr-xr-x	2026-03-03 12:15
bdb.py	31.7 KB	-rw-r--r--	2026-03-03 12:15
bisect.py	3.34 KB	-rw-r--r--	2026-03-03 12:15
bz2.py	11.57 KB	-rw-r--r--	2026-03-03 12:15
cProfile.py	6.4 KB	-rwxr-xr-x	2026-03-03 12:15
calendar.py	24.82 KB	-rw-r--r--	2026-03-03 12:15
cgi.py	33.61 KB	-rwxr-xr-x	2026-03-03 12:15
cgitb.py	12.13 KB	-rw-r--r--	2026-03-03 12:15
chunk.py	5.37 KB	-rw-r--r--	2026-03-03 12:15
cmd.py	14.52 KB	-rw-r--r--	2026-03-03 12:15
code.py	10.44 KB	-rw-r--r--	2026-03-03 12:15
codecs.py	36.01 KB	-rw-r--r--	2026-03-03 12:15
codeop.py	5.77 KB	-rw-r--r--	2026-03-03 12:15
colorsys.py	3.97 KB	-rw-r--r--	2026-03-03 12:15
compileall.py	20.12 KB	-rw-r--r--	2026-03-03 12:15
configparser.py	52.53 KB	-rw-r--r--	2026-03-03 12:15
contextlib.py	26.99 KB	-rw-r--r--	2026-03-03 12:15
contextvars.py	129 B	-rw-r--r--	2026-03-03 12:15
copy.py	8.21 KB	-rw-r--r--	2026-03-03 12:15
copyreg.py	7.44 KB	-rw-r--r--	2026-03-03 12:15
crypt.py	3.82 KB	-rw-r--r--	2026-03-03 12:15
csv.py	16 KB	-rw-r--r--	2026-03-03 12:15
dataclasses.py	60.31 KB	-rw-r--r--	2026-03-03 12:15
datetime.py	268 B	-rw-r--r--	2026-03-03 12:15
decimal.py	320 B	-rw-r--r--	2026-03-03 12:15
difflib.py	81.36 KB	-rw-r--r--	2026-03-03 12:15
dis.py	29.5 KB	-rw-r--r--	2026-03-03 12:15
doctest.py	103.98 KB	-rw-r--r--	2026-03-03 12:15
enum.py	79.72 KB	-rw-r--r--	2026-03-03 12:15
filecmp.py	9.95 KB	-rw-r--r--	2026-03-03 12:15
fileinput.py	15.35 KB	-rw-r--r--	2026-03-03 12:15
fnmatch.py	5.86 KB	-rw-r--r--	2026-03-03 12:15
fractions.py	37.17 KB	-rw-r--r--	2026-03-03 12:15
ftplib.py	33.92 KB	-rw-r--r--	2026-03-03 12:15
functools.py	37.23 KB	-rw-r--r--	2026-03-03 12:15
genericpath.py	5.44 KB	-rw-r--r--	2026-03-03 12:15
getopt.py	7.31 KB	-rw-r--r--	2026-03-03 12:15
getpass.py	5.85 KB	-rw-r--r--	2026-03-03 12:15
gettext.py	21.24 KB	-rw-r--r--	2026-03-03 12:15
glob.py	8.53 KB	-rw-r--r--	2026-03-03 12:15
graphlib.py	9.43 KB	-rw-r--r--	2026-03-03 12:15
gzip.py	24.28 KB	-rw-r--r--	2026-03-03 12:15
hashlib.py	9.13 KB	-rw-r--r--	2026-03-03 12:15
heapq.py	22.48 KB	-rw-r--r--	2026-03-03 12:15
hmac.py	7.54 KB	-rw-r--r--	2026-03-03 12:15
imaplib.py	52.43 KB	-rw-r--r--	2026-03-03 12:15
imghdr.py	4.29 KB	-rw-r--r--	2026-03-03 12:15
inspect.py	122.48 KB	-rw-r--r--	2026-03-03 12:15
io.py	3.5 KB	-rw-r--r--	2026-03-03 12:15
ipaddress.py	76.46 KB	-rw-r--r--	2026-03-03 12:15
keyword.py	1.05 KB	-rw-r--r--	2026-03-03 12:15
linecache.py	5.52 KB	-rw-r--r--	2026-03-03 12:15
locale.py	76.72 KB	-rw-r--r--	2026-03-03 12:15
lzma.py	12.97 KB	-rw-r--r--	2026-03-03 12:15
mailbox.py	77.06 KB	-rw-r--r--	2026-03-03 12:15
mailcap.py	9.11 KB	-rw-r--r--	2026-03-03 12:15
mimetypes.py	22.35 KB	-rw-r--r--	2026-03-03 12:15
modulefinder.py	23.14 KB	-rw-r--r--	2026-03-03 12:15
netrc.py	6.76 KB	-rw-r--r--	2026-03-03 12:15
nntplib.py	40.12 KB	-rw-r--r--	2026-03-03 12:15
ntpath.py	29.32 KB	-rw-r--r--	2026-03-03 12:15
nturl2path.py	2.82 KB	-rw-r--r--	2026-03-03 12:15
numbers.py	11.2 KB	-rw-r--r--	2026-03-03 12:15
opcode.py	12.87 KB	-rw-r--r--	2026-03-03 12:15
operator.py	10.71 KB	-rw-r--r--	2026-03-03 12:15
optparse.py	58.95 KB	-rw-r--r--	2026-03-03 12:15
os.py	38.85 KB	-rw-r--r--	2026-03-03 12:15
pathlib.py	49.95 KB	-rw-r--r--	2026-03-03 12:15
pdb.py	67.83 KB	-rwxr-xr-x	2026-03-03 12:15
pickle.py	63.38 KB	-rw-r--r--	2026-03-03 12:15
pickletools.py	91.66 KB	-rw-r--r--	2026-03-03 12:15
pipes.py	8.77 KB	-rw-r--r--	2026-03-03 12:15
pkgutil.py	17.85 KB	-rw-r--r--	2026-03-03 12:15
platform.py	42.32 KB	-rwxr-xr-x	2026-03-03 12:15
plistlib.py	27.91 KB	-rw-r--r--	2026-03-03 12:15
poplib.py	13.83 KB	-rw-r--r--	2026-03-03 12:15
posixpath.py	17.21 KB	-rw-r--r--	2026-03-03 12:15
pprint.py	23.59 KB	-rw-r--r--	2026-03-03 12:15
profile.py	22.55 KB	-rwxr-xr-x	2026-03-03 12:15
pstats.py	28.6 KB	-rw-r--r--	2026-03-03 12:15
pty.py	5.99 KB	-rw-r--r--	2026-03-03 12:15
py_compile.py	7.69 KB	-rw-r--r--	2026-03-03 12:15
pyclbr.py	11.13 KB	-rw-r--r--	2026-03-03 12:15
pydoc.py	110.44 KB	-rwxr-xr-x	2026-03-03 12:15
queue.py	11.23 KB	-rw-r--r--	2026-03-03 12:15
quopri.py	7.01 KB	-rwxr-xr-x	2026-03-03 12:15
random.py	33.87 KB	-rw-r--r--	2026-03-03 12:15
reprlib.py	6.42 KB	-rw-r--r--	2026-03-03 12:15
rlcompleter.py	7.64 KB	-rw-r--r--	2026-03-03 12:15
runpy.py	12.6 KB	-rw-r--r--	2026-03-03 12:15
sched.py	6.2 KB	-rw-r--r--	2026-03-03 12:15
secrets.py	1.94 KB	-rw-r--r--	2026-03-03 12:15
selectors.py	19.21 KB	-rw-r--r--	2026-03-03 12:15
shelve.py	8.36 KB	-rw-r--r--	2026-03-03 12:15
shlex.py	13.04 KB	-rw-r--r--	2026-03-03 12:15
shutil.py	56.76 KB	-rw-r--r--	2026-03-03 12:15
signal.py	2.44 KB	-rw-r--r--	2026-03-03 12:15
site.py	23.34 KB	-rw-r--r--	2026-03-03 12:15
smtplib.py	42.51 KB	-rwxr-xr-x	2026-03-03 12:15
sndhdr.py	7.27 KB	-rw-r--r--	2026-03-03 12:15
socket.py	36.53 KB	-rw-r--r--	2026-03-03 12:15
socketserver.py	27.2 KB	-rw-r--r--	2026-03-03 12:15
sre_compile.py	231 B	-rw-r--r--	2026-03-03 12:15
sre_constants.py	232 B	-rw-r--r--	2026-03-03 12:15
sre_parse.py	229 B	-rw-r--r--	2026-03-03 12:15
ssl.py	49.63 KB	-rw-r--r--	2026-03-03 12:15
stat.py	5.36 KB	-rw-r--r--	2026-03-03 12:15
statistics.py	49.05 KB	-rw-r--r--	2026-03-03 12:15
string.py	11.51 KB	-rw-r--r--	2026-03-03 12:15
stringprep.py	12.61 KB	-rw-r--r--	2026-03-03 12:15
struct.py	257 B	-rw-r--r--	2026-03-03 12:15
subprocess.py	86.65 KB	-rw-r--r--	2026-03-03 12:15
sunau.py	18.04 KB	-rw-r--r--	2026-03-03 12:15
symtable.py	10.5 KB	-rw-r--r--	2026-03-03 12:15
sysconfig.py	32 KB	-rw-r--r--	2026-03-03 12:15
tabnanny.py	11.26 KB	-rwxr-xr-x	2026-03-03 12:15
tarfile.py	109.92 KB	-rwxr-xr-x	2026-03-03 12:15
telnetlib.py	22.75 KB	-rw-r--r--	2026-03-03 12:15
tempfile.py	36.46 KB	-rw-r--r--	2026-03-03 12:15
textwrap.py	19.26 KB	-rw-r--r--	2026-03-03 12:15
this.py	1003 B	-rw-r--r--	2026-03-03 12:15
threading.py	58.71 KB	-rw-r--r--	2026-03-03 12:15
timeit.py	13.15 KB	-rwxr-xr-x	2026-03-03 12:15
token.py	2.42 KB	-rw-r--r--	2026-03-03 12:15
tokenize.py	20.72 KB	-rw-r--r--	2026-03-03 12:15
trace.py	28.5 KB	-rwxr-xr-x	2026-03-03 12:15
traceback.py	45.24 KB	-rw-r--r--	2026-03-03 12:15
tracemalloc.py	17.62 KB	-rw-r--r--	2026-03-03 12:15
tty.py	1.99 KB	-rw-r--r--	2026-03-03 12:15
turtle.py	142.93 KB	-rw-r--r--	2026-03-03 12:15
types.py	10.74 KB	-rw-r--r--	2026-03-03 12:15
typing.py	114.68 KB	-rw-r--r--	2026-03-03 12:15
uu.py	7.19 KB	-rwxr-xr-x	2026-03-03 12:15
uuid.py	28.96 KB	-rw-r--r--	2026-03-03 12:15
warnings.py	21.25 KB	-rw-r--r--	2026-03-03 12:15
wave.py	22.24 KB	-rw-r--r--	2026-03-03 12:15
weakref.py	21.01 KB	-rw-r--r--	2026-03-03 12:15
webbrowser.py	23.07 KB	-rwxr-xr-x	2026-03-03 12:15
xdrlib.py	5.8 KB	-rw-r--r--	2026-03-03 12:15
zipapp.py	7.37 KB	-rw-r--r--	2026-03-03 12:15
zipimport.py	27.47 KB	-rw-r--r--	2026-03-03 12:15

Rename

"""Recognize image file formats based on their first few bytes."""

from os import PathLike
import warnings

__all__ = ["what"]

warnings._deprecated(__name__, remove=(3, 13))

#-------------------------#
# Recognize image headers #
#-------------------------#

def what(file, h=None):
    """Return the type of image contained in a file or byte stream."""
    f = None
    try:
        if h is None:
            if isinstance(file, (str, PathLike)):
                f = open(file, 'rb')
                h = f.read(32)
            else:
                location = file.tell()
                h = file.read(32)
                file.seek(location)
        for tf in tests:
            res = tf(h, f)
            if res:
                return res
    finally:
        if f: f.close()
    return None

#---------------------------------#
# Subroutines per image file type #
#---------------------------------#

tests = []

def test_jpeg(h, f):
    """Test for JPEG data with JFIF or Exif markers; and raw JPEG."""
    if h[6:10] in (b'JFIF', b'Exif'):
        return 'jpeg'
    elif h[:4] == b'\xff\xd8\xff\xdb':
        return 'jpeg'

tests.append(test_jpeg)

def test_png(h, f):
    """Verify if the image is a PNG."""
    if h.startswith(b'\211PNG\r\n\032\n'):
        return 'png'

tests.append(test_png)

def test_gif(h, f):
    """Verify if the image is a GIF ('87 or '89 variants)."""
    if h[:6] in (b'GIF87a', b'GIF89a'):
        return 'gif'

tests.append(test_gif)

def test_tiff(h, f):
    """Verify if the image is a TIFF (can be in Motorola or Intel byte order)."""
    if h[:2] in (b'MM', b'II'):
        return 'tiff'

tests.append(test_tiff)

def test_rgb(h, f):
    """test for the SGI image library."""
    if h.startswith(b'\001\332'):
        return 'rgb'

tests.append(test_rgb)

def test_pbm(h, f):
    """Verify if the image is a PBM (portable bitmap)."""
    if len(h) >= 3 and \
        h[0] == ord(b'P') and h[1] in b'14' and h[2] in b' \t\n\r':
        return 'pbm'

tests.append(test_pbm)

def test_pgm(h, f):
    """Verify if the image is a PGM (portable graymap)."""
    if len(h) >= 3 and \
        h[0] == ord(b'P') and h[1] in b'25' and h[2] in b' \t\n\r':
        return 'pgm'

tests.append(test_pgm)

def test_ppm(h, f):
    """Verify if the image is a PPM (portable pixmap)."""
    if len(h) >= 3 and \
        h[0] == ord(b'P') and h[1] in b'36' and h[2] in b' \t\n\r':
        return 'ppm'

tests.append(test_ppm)

def test_rast(h, f):
    """test for the Sun raster file."""
    if h.startswith(b'\x59\xA6\x6A\x95'):
        return 'rast'

tests.append(test_rast)

def test_xbm(h, f):
    """Verify if the image is a X bitmap (X10 or X11)."""
    if h.startswith(b'#define '):
        return 'xbm'

tests.append(test_xbm)

def test_bmp(h, f):
    """Verify if the image is a BMP file."""
    if h.startswith(b'BM'):
        return 'bmp'

tests.append(test_bmp)

def test_webp(h, f):
    """Verify if the image is a WebP."""
    if h.startswith(b'RIFF') and h[8:12] == b'WEBP':
        return 'webp'

tests.append(test_webp)

def test_exr(h, f):
    """verify is the image ia a OpenEXR fileOpenEXR."""
    if h.startswith(b'\x76\x2f\x31\x01'):
        return 'exr'

tests.append(test_exr)

#--------------------#
# Small test program #
#--------------------#

def test():
    import sys
    recursive = 0
    if sys.argv[1:] and sys.argv[1] == '-r':
        del sys.argv[1:2]
        recursive = 1
    try:
        if sys.argv[1:]:
            testall(sys.argv[1:], recursive, 1)
        else:
            testall(['.'], recursive, 1)
    except KeyboardInterrupt:
        sys.stderr.write('\n[Interrupted]\n')
        sys.exit(1)

def testall(list, recursive, toplevel):
    import sys
    import os
    for filename in list:
        if os.path.isdir(filename):
            print(filename + '/:', end=' ')
            if recursive or toplevel:
                print('recursing down:')
                import glob
                names = glob.glob(os.path.join(glob.escape(filename), '*'))
                testall(names, recursive, 0)
            else:
                print('*** directory (use -r) ***')
        else:
            print(filename + ':', end=' ')
            sys.stdout.flush()
            try:
                print(what(filename))
            except OSError:
                print('*** not found ***')

if __name__ == '__main__':
    test()