Mercurial > hg > config
annotate python/tree2.py @ 386:bea5f2fe4ea4
it works even more!
| author | Jeff Hammel <jhammel@mozilla.com> |
|---|---|
| date | Fri, 26 Jul 2013 14:58:18 -0700 |
| parents | 6ef0ea2f10e3 |
| children | 0aee0da6b06b |
| rev | line source |
|---|---|
| 382 | 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 | |
| 385 | 12 LINE = '|' |
| 13 ITEM = '+' | |
| 14 END = '\\' | |
| 15 # | |
| 16 LINE = '│' | |
| 17 ITEM = '├' | |
| 18 END = '└' | |
| 382 | 19 |
| 20 def depth(directory): | |
| 21 directory = os.path.abspath(directory) | |
| 22 level = 0 | |
| 23 while True: | |
| 24 directory, remainder = os.path.split(directory) | |
| 25 level += 1 | |
| 26 if not remainder: | |
| 27 break | |
| 28 return level | |
| 29 | |
| 386 | 30 def tree(directory, sort_key=lambda x: x.lower()): |
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383
8d1ad56761b0
this still, somehow, eludes my tired brain
Jeff Hammel <jhammel@mozilla.com>
parents:
382
diff
changeset
|
31 |
| 385 | 32 retval = [] |
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383
8d1ad56761b0
this still, somehow, eludes my tired brain
Jeff Hammel <jhammel@mozilla.com>
parents:
382
diff
changeset
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33 indent = [] |
| 384 | 34 last = {} |
| 386 | 35 top = depth(directory) |
| 36 | |
| 382 | 37 for dirpath, dirnames, filenames in os.walk(directory, topdown=True): |
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383
8d1ad56761b0
this still, somehow, eludes my tired brain
Jeff Hammel <jhammel@mozilla.com>
parents:
382
diff
changeset
|
38 |
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8d1ad56761b0
this still, somehow, eludes my tired brain
Jeff Hammel <jhammel@mozilla.com>
parents:
382
diff
changeset
|
39 abspath = os.path.abspath(dirpath) |
| 384 | 40 basename = os.path.basename(abspath) |
| 41 parent = os.path.dirname(abspath) | |
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383
8d1ad56761b0
this still, somehow, eludes my tired brain
Jeff Hammel <jhammel@mozilla.com>
parents:
382
diff
changeset
|
42 level = depth(abspath) - top |
|
8d1ad56761b0
this still, somehow, eludes my tired brain
Jeff Hammel <jhammel@mozilla.com>
parents:
382
diff
changeset
|
43 |
|
8d1ad56761b0
this still, somehow, eludes my tired brain
Jeff Hammel <jhammel@mozilla.com>
parents:
382
diff
changeset
|
44 # sort articles of interest |
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8d1ad56761b0
this still, somehow, eludes my tired brain
Jeff Hammel <jhammel@mozilla.com>
parents:
382
diff
changeset
|
45 for resource in (dirnames, filenames): |
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8d1ad56761b0
this still, somehow, eludes my tired brain
Jeff Hammel <jhammel@mozilla.com>
parents:
382
diff
changeset
|
46 resource[:] = sorted(resource, key=sort_key) |
| 382 | 47 |
| 385 | 48 files_end = ITEM |
| 49 dirpath_marker = ITEM | |
| 50 | |
| 51 if level > len(indent): | |
| 52 indent.append(LINE) | |
| 53 indent = indent[:level] | |
| 54 | |
|
383
8d1ad56761b0
this still, somehow, eludes my tired brain
Jeff Hammel <jhammel@mozilla.com>
parents:
382
diff
changeset
|
55 if dirnames: |
| 385 | 56 files_end = ITEM |
|
383
8d1ad56761b0
this still, somehow, eludes my tired brain
Jeff Hammel <jhammel@mozilla.com>
parents:
382
diff
changeset
|
57 |
| 385 | 58 last[abspath] = dirnames[-1] |
| 59 else: | |
| 60 files_end = END | |
| 384 | 61 |
| 385 | 62 if last.get(parent) == os.path.basename(abspath): |
| 63 # last directory of parent | |
| 64 dirpath_mark = END | |
| 65 indent[-1] = ' ' | |
| 66 elif not indent: | |
| 67 dirpath_mark = '' | |
| 68 else: | |
| 69 dirpath_mark = ITEM | |
| 70 | |
| 71 retval.append('%s%s%s'% (''.join(indent[:-1]), dirpath_mark, basename)) | |
| 72 if filenames: | |
| 73 last_file = filenames[-1] | |
| 74 retval.extend([('%s%s%s' % (str_indent, | |
| 75 files_end if filename == last_file else ITEM, | |
| 76 filename)) | |
| 77 for index, filename in enumerate(filenames)]) | |
| 78 | |
| 382 | 79 return '\n'.join(retval) |
| 80 | |
| 81 def main(args=sys.argv[1:]): | |
| 82 | |
| 83 usage = '%prog [options]' | |
| 84 parser = optparse.OptionParser(usage=usage, description=__doc__) | |
| 85 options, args = parser.parse_args(args) | |
| 86 if not args: | |
| 87 args = ['.'] | |
| 88 | |
| 89 not_directory = [arg for arg in args | |
| 90 if not os.path.isdir(arg)] | |
| 91 if not_directory: | |
| 92 parser.error("Not a directory: %s" % (', '.join(not_directory))) | |
| 93 | |
| 94 for arg in args: | |
| 95 print (tree(arg)) | |
| 96 | |
| 97 if __name__ == '__main__': | |
| 98 main() |