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Find what indentation a file uses
import re
from collections import defaultdict
start = re.compile('^\s+')
def avg(fn):
prev = None
diffs = []
for line in open(fn):
if not line.strip():
continue
try:
L = len(start.findall(line)[0])
except IndexError:
L = 0
if prev is not None:
diffs.append(abs(prev - L))
prev = L
counts = defaultdict(int)
for diff in diffs:
if diff == 0:
continue
counts[diff] += 1
counts = sorted(counts.items(), lambda x,y: cmp(y[1], x[1]))
try:
most_common = counts[0]
return most_common[0]
except IndexError:
return None
if __name__ == '__main__':
import sys
filenames = sys.argv[1:]
for filename in filenames:
a = avg(filename)
if a:
print a, '\t', filename
@peterbe

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Owner Author

peterbe commented Jul 7, 2015

Example usage:

$ git ls-files | grep '\.js$' | grep -v jquery  | grep -v 'min.js' | xargs python indentions.py

And the output can look like this:

4   base/static/angular/watchcounter.js
2   base/static/dropzone/dropzone.js
4   base/static/js/base.js
2   base/static/js/gallery_select.js
1   base/static/js/libs/include.js
4   base/static/js/libs/moment.js
4   base/static/select2/select2.js
4   comments/static/comments/js/comments.js
1   main/static/main/fullcalendar/gcal.js
4   main/static/main/js/autocompeter.js
4   main/static/main/js/calendar.js
4   main/static/main/js/discussion.js
4   main/static/main/js/download.js
4   main/static/main/js/edit.js
4   main/static/main/js/embed.js
4   main/static/main/js/event_video.js
4   main/static/main/js/eventstatus.js
4   main/static/main/js/include-tabzilla.js
4   main/static/main/js/jwplay.js
4   main/static/main/js/livehits.js
4   main/static/main/js/nav.js
4   main/static/main/js/playbackrate.js
4   main/static/main/js/tabzilla.js
4   main/static/main/js/tearout.js
4   manage/static/manage/js/autocompeter.js
1   manage/static/manage/js/bootstrap-datepicker.js
2   manage/static/manage/js/bootstrap-typeahead.js
4   manage/static/manage/js/channel-html-edit.js
4   manage/static/manage/js/confirm-delete.js
4   manage/static/manage/js/cronlogger.js
4   manage/static/manage/js/dashboard.js
4   manage/static/manage/js/dashboard_graphs.js
4   manage/static/manage/js/discussion-configuration.js
4   manage/static/manage/js/event-archive.js
4   manage/static/manage/js/event-assignment.js
4   manage/static/manage/js/event-edit.js
4   manage/static/manage/js/event-request.js
2   manage/static/manage/js/event-tweets.js
4   manage/static/manage/js/event-upload.js
4   manage/static/manage/js/event-vidly-submissions.js
4   manage/static/manage/js/eventmanager.js
4   manage/static/manage/js/events.js
4   manage/static/manage/js/form-errors.js
4   manage/static/manage/js/locations.js
4   manage/static/manage/js/mainmanager.js
4   manage/static/manage/js/manage.js
4   manage/static/manage/js/picture-add.js
4   manage/static/manage/js/picturegallery.js
4   manage/static/manage/js/staticpage-edit.js
4   manage/static/manage/js/suggestions.js
4   manage/static/manage/js/survey-edit.js
4   manage/static/manage/js/tagmanager.js
4   manage/static/manage/js/url-transforms.js
4   manage/static/manage/js/user-edit.js
4   manage/static/manage/js/usermanager.js
4   manage/static/manage/js/vidly-media-timings.js
4   manage/static/manage/js/vidly-media.js
4   new/static/new/js/RecordRTC.js
4   new/static/new/js/app.js
1   new/static/new/js/ccv.js
4   new/static/new/js/controllers.js
2   new/static/new/js/humanize-duration.js
4   new/static/new/js/services.js
4   starred/static/starred/js/star_event.js
4   starred/static/starred/js/starredevents.js
4   suggest/static/suggest/js/details.js
4   suggest/static/suggest/js/discussion.js
4   suggest/static/suggest/js/file.js
4   suggest/static/suggest/js/start.js
4   suggest/static/suggest/js/suggest.js
4   surveys/static/surveys/js/survey.js
2   uploads/static/uploads/js/s3upload.js
4   uploads/static/uploads/js/upload.js
2   webrtc/static/webrtc/js/camera.js
4   webrtc/static/webrtc/js/libs/RecordRTC.js
4   webrtc/static/webrtc/js/photobooth.js
4   webrtc/static/webrtc/js/summary.js
4   webrtc/static/webrtc/js/video.js
4   webrtc/static/webrtc/js/webrtc.js
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