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Name	Size	Permission	Date
2to3	96 B	-rwxr-xr-x	2024-03-19 22:46
README	4.46 KB	-rw-r--r--	2024-03-19 22:46
abitype.py	5.44 KB	-rwxr-xr-x	2024-03-19 22:46
analyze_dxp.py	4.08 KB	-rw-r--r--	2024-03-19 22:46
byext.py	3.81 KB	-rwxr-xr-x	2024-03-19 22:46
byteyears.py	1.61 KB	-rwxr-xr-x	2024-03-19 22:46
checkpip.py	793 B	-rwxr-xr-x	2024-03-19 22:46
cleanfuture.py	8.42 KB	-rwxr-xr-x	2024-03-19 22:46
combinerefs.py	4.35 KB	-rwxr-xr-x	2024-03-19 22:46
copytime.py	663 B	-rwxr-xr-x	2024-03-19 22:46
crlf.py	632 B	-rwxr-xr-x	2024-03-19 22:46
db2pickle.py	3.54 KB	-rwxr-xr-x	2024-03-19 22:46
diff.py	2.2 KB	-rwxr-xr-x	2024-03-19 22:46
dutree.doc	2.18 KB	-rw-r--r--	2024-03-19 22:46
dutree.py	1.6 KB	-rwxr-xr-x	2024-03-19 22:46
eptags.py	1.54 KB	-rwxr-xr-x	2024-03-19 22:46
find-uname.py	1.18 KB	-rwxr-xr-x	2024-03-19 22:46
find_recursionlimit.py	3.9 KB	-rwxr-xr-x	2024-03-19 22:46
finddiv.py	2.48 KB	-rwxr-xr-x	2024-03-19 22:46
findlinksto.py	1.05 KB	-rwxr-xr-x	2024-03-19 22:46
findnocoding.py	2.88 KB	-rwxr-xr-x	2024-03-19 22:46
fixcid.py	9.93 KB	-rwxr-xr-x	2024-03-19 22:46
fixdiv.py	13.91 KB	-rwxr-xr-x	2024-03-19 22:46
fixheader.py	1.33 KB	-rwxr-xr-x	2024-03-19 22:46
fixnotice.py	2.96 KB	-rwxr-xr-x	2024-03-19 22:46
fixps.py	892 B	-rwxr-xr-x	2024-03-19 22:46
generate_opcode_h.py	2.17 KB	-rw-r--r--	2024-03-19 22:46
generate_stdlib_module_names.py	4.55 KB	-rw-r--r--	2024-03-19 22:46
generate_token.py	6.81 KB	-rwxr-xr-x	2024-03-19 22:46
get-remote-certificate.py	2.25 KB	-rwxr-xr-x	2024-03-19 22:46
google.py	501 B	-rwxr-xr-x	2024-03-19 22:46
gprof2html.py	2.25 KB	-rwxr-xr-x	2024-03-19 22:46
highlight.py	8.95 KB	-rwxr-xr-x	2024-03-19 22:46
idle3	96 B	-rwxr-xr-x	2024-03-19 22:46
ifdef.py	3.62 KB	-rwxr-xr-x	2024-03-19 22:46
import_diagnostics.py	999 B	-rwxr-xr-x	2024-03-19 22:46
lfcr.py	640 B	-rwxr-xr-x	2024-03-19 22:46
linktree.py	2.38 KB	-rwxr-xr-x	2024-03-19 22:46
lll.py	748 B	-rwxr-xr-x	2024-03-19 22:46
mailerdaemon.py	7.85 KB	-rwxr-xr-x	2024-03-19 22:46
make_ctype.py	2.23 KB	-rwxr-xr-x	2024-03-19 22:46
md5sum.py	2.46 KB	-rwxr-xr-x	2024-03-19 22:46
mkreal.py	1.59 KB	-rwxr-xr-x	2024-03-19 22:46
ndiff.py	3.73 KB	-rwxr-xr-x	2024-03-19 22:46
nm2def.py	2.42 KB	-rwxr-xr-x	2024-03-19 22:46
objgraph.py	5.8 KB	-rwxr-xr-x	2024-03-19 22:46
parse_html5_entities.py	3.91 KB	-rwxr-xr-x	2024-03-19 22:46
parseentities.py	1.7 KB	-rwxr-xr-x	2024-03-19 22:46
patchcheck.py	10.51 KB	-rwxr-xr-x	2024-03-19 22:46
pathfix.py	6.63 KB	-rwxr-xr-x	2024-03-19 22:46
pdeps.py	3.91 KB	-rwxr-xr-x	2024-03-19 22:46
pep384_macrocheck.py	4.61 KB	-rw-r--r--	2024-03-19 22:46
pickle2db.py	3.93 KB	-rwxr-xr-x	2024-03-19 22:46
pindent.py	16.73 KB	-rwxr-xr-x	2024-03-19 22:46
ptags.py	1.28 KB	-rwxr-xr-x	2024-03-19 22:46
pydoc3	80 B	-rwxr-xr-x	2024-03-19 22:46
pysource.py	3.77 KB	-rwxr-xr-x	2024-03-19 22:46
reindent-rst.py	279 B	-rwxr-xr-x	2024-03-19 22:46
reindent.py	11.37 KB	-rwxr-xr-x	2024-03-19 22:46
rgrep.py	1.54 KB	-rwxr-xr-x	2024-03-19 22:46
run_tests.py	1.78 KB	-rw-r--r--	2024-03-19 22:46
serve.py	1.2 KB	-rwxr-xr-x	2024-03-19 22:46
smelly.py	4.9 KB	-rwxr-xr-x	2024-03-19 22:46
stable_abi.py	21.09 KB	-rwxr-xr-x	2024-03-19 22:46
suff.py	510 B	-rwxr-xr-x	2024-03-19 22:46
texi2html.py	68.72 KB	-rwxr-xr-x	2024-03-19 22:46
untabify.py	1.27 KB	-rwxr-xr-x	2024-03-19 22:46
update_file.py	762 B	-rw-r--r--	2024-03-19 22:46
var_access_benchmark.py	11.63 KB	-rw-r--r--	2024-03-19 22:46
verify_ensurepip_wheels.py	3.31 KB	-rwxr-xr-x	2024-03-19 22:46
which.py	1.65 KB	-rwxr-xr-x	2024-03-19 22:46
win_add2path.py	1.62 KB	-rw-r--r--	2024-03-19 22:46

Rename

#! /usr/bin/env python3

"""Python utility to print MD5 checksums of argument files.
"""

bufsize = 8096
fnfilter = None
rmode = 'rb'

usage = """
usage: md5sum.py [-b] [-t] [-l] [-s bufsize] [file ...]
-b        : read files in binary mode (default)
-t        : read files in text mode (you almost certainly don't want this!)
-l        : print last pathname component only
-s bufsize: read buffer size (default %d)
file ...  : files to sum; '-' or no files means stdin
""" % bufsize

import io
import sys
import os
import getopt
from hashlib import md5

def sum(*files):
    sts = 0
    if files and isinstance(files[-1], io.IOBase):
        out, files = files[-1], files[:-1]
    else:
        out = sys.stdout
    if len(files) == 1 and not isinstance(files[0], str):
        files = files[0]
    for f in files:
        if isinstance(f, str):
            if f == '-':
                sts = printsumfp(sys.stdin, '<stdin>', out) or sts
            else:
                sts = printsum(f, out) or sts
        else:
            sts = sum(f, out) or sts
    return sts

def printsum(filename, out=sys.stdout):
    try:
        fp = open(filename, rmode)
    except IOError as msg:
        sys.stderr.write('%s: Can\'t open: %s\n' % (filename, msg))
        return 1
    with fp:
        if fnfilter:
            filename = fnfilter(filename)
        sts = printsumfp(fp, filename, out)
    return sts

def printsumfp(fp, filename, out=sys.stdout):
    m = md5()
    try:
        while 1:
            data = fp.read(bufsize)
            if not data:
                break
            if isinstance(data, str):
                data = data.encode(fp.encoding)
            m.update(data)
    except IOError as msg:
        sys.stderr.write('%s: I/O error: %s\n' % (filename, msg))
        return 1
    out.write('%s %s\n' % (m.hexdigest(), filename))
    return 0

def main(args = sys.argv[1:], out=sys.stdout):
    global fnfilter, rmode, bufsize
    try:
        opts, args = getopt.getopt(args, 'blts:')
    except getopt.error as msg:
        sys.stderr.write('%s: %s\n%s' % (sys.argv[0], msg, usage))
        return 2
    for o, a in opts:
        if o == '-l':
            fnfilter = os.path.basename
        elif o == '-b':
            rmode = 'rb'
        elif o == '-t':
            rmode = 'r'
        elif o == '-s':
            bufsize = int(a)
    if not args:
        args = ['-']
    return sum(args, out)

if __name__ == '__main__' or __name__ == sys.argv[0]:
    sys.exit(main(sys.argv[1:], sys.stdout))