Mercurial > hg > config
annotate python/tree.py @ 390:9d02187611ae
make delimeters CLI switchable
| author | Jeff Hammel <jhammel@mozilla.com> |
|---|---|
| date | Sat, 27 Jul 2013 20:09:49 -0700 |
| parents | 5ae5ada91ac8 |
| children |
| rev | line source |
|---|---|
| 374 | 1 #!/usr/bin/env python |
| 2 # -*- coding: utf-8 -*- | |
| 3 | |
| 4 """ | |
| 5 tree in python | |
| 6 """ | |
| 7 | |
| 8 import optparse | |
| 9 import os | |
| 10 import sys | |
| 11 | |
| 12 here = os.path.dirname(os.path.realpath(__file__)) | |
| 13 | |
| 14 def depth(directory): | |
| 15 directory = os.path.abspath(directory) | |
| 16 level = 0 | |
| 17 while True: | |
| 18 directory, remainder = os.path.split(directory) | |
| 19 level += 1 | |
| 20 if not remainder: | |
| 21 break | |
| 22 return level | |
| 23 | |
| 24 def tree(directory): | |
| 25 retval = [] | |
| 26 level = depth(directory) | |
| 381 | 27 pre = [] |
| 374 | 28 directories = {} |
|
376
3f84a96cccf6
minor improvements; need a thought or two for the real answer
Jeff Hammel <jhammel@mozilla.com>
parents:
375
diff
changeset
|
29 lvlndctr = [] |
|
3f84a96cccf6
minor improvements; need a thought or two for the real answer
Jeff Hammel <jhammel@mozilla.com>
parents:
375
diff
changeset
|
30 last = {} |
| 377 | 31 passed_last = {} |
|
376
3f84a96cccf6
minor improvements; need a thought or two for the real answer
Jeff Hammel <jhammel@mozilla.com>
parents:
375
diff
changeset
|
32 columns = [] |
|
3f84a96cccf6
minor improvements; need a thought or two for the real answer
Jeff Hammel <jhammel@mozilla.com>
parents:
375
diff
changeset
|
33 lastdepth = depth |
| 381 | 34 indent = 0 |
| 374 | 35 for dirpath, dirnames, filenames in os.walk(directory, topdown=True): |
|
376
3f84a96cccf6
minor improvements; need a thought or two for the real answer
Jeff Hammel <jhammel@mozilla.com>
parents:
375
diff
changeset
|
36 basename = os.path.basename(dirpath) |
|
3f84a96cccf6
minor improvements; need a thought or two for the real answer
Jeff Hammel <jhammel@mozilla.com>
parents:
375
diff
changeset
|
37 parent = os.path.abspath(os.path.dirname(dirpath)) |
| 374 | 38 indent = depth(dirpath) - level |
| 39 dirnames[:] = sorted(dirnames, key=lambda x: x.lower()) | |
|
376
3f84a96cccf6
minor improvements; need a thought or two for the real answer
Jeff Hammel <jhammel@mozilla.com>
parents:
375
diff
changeset
|
40 last[os.path.abspath(dirpath)] = dirnames and dirnames[-1] or None |
| 374 | 41 directories[dirpath] = dirnames |
| 381 | 42 |
| 384 | 43 retval.append('%s%s%s' % ('│' * (indent-1), |
| 381 | 44 ('├' if basename == basename else '└') if indent else '', |
| 45 basename)) | |
|
375
9314c1008189
aslightly better; still trouble at da end
Jeff Hammel <jhammel@mozilla.com>
parents:
374
diff
changeset
|
46 filenames = sorted(filenames, key=lambda x: x.lower()) |
| 374 | 47 retval.extend(['%s%s%s' % ('│' * (indent), |
|
375
9314c1008189
aslightly better; still trouble at da end
Jeff Hammel <jhammel@mozilla.com>
parents:
374
diff
changeset
|
48 '├' if (((index < len(filenames) -1)) or dirnames) else '└', |
| 374 | 49 name) |
| 50 for index, name in | |
|
375
9314c1008189
aslightly better; still trouble at da end
Jeff Hammel <jhammel@mozilla.com>
parents:
374
diff
changeset
|
51 enumerate(filenames) |
| 374 | 52 ]) |
| 53 return '\n'.join(retval) | |
| 54 | |
| 55 def main(args=sys.argv[1:]): | |
| 56 | |
| 57 usage = '%prog [options]' | |
| 58 parser = optparse.OptionParser(usage=usage, description=__doc__) | |
| 59 options, args = parser.parse_args(args) | |
| 60 if not args: | |
| 61 args = ['.'] | |
| 62 | |
| 63 not_directory = [arg for arg in args | |
| 64 if not os.path.isdir(arg)] | |
| 65 if not_directory: | |
| 66 parser.error("Not a directory: %s" % (', '.join(not_directory))) | |
| 67 | |
| 68 for arg in args: | |
| 69 print (tree(arg)) | |
| 70 | |
| 71 if __name__ == '__main__': | |
| 72 main() |