svnlogparse.py

#!/usr/bin/python

'parses `svn log` and outputs as one line per commit'

import sys
import re
import datetime


user_filter = None
if len(sys.argv) > 1:
    user_filter = sys.argv[1]


regex_start = re.compile(r'^r(\d+) \| ([^ \|]+) \| (\d+-\d{2}-\d{2}) .+$')
regex_end = re.compile(r'^-+$')
should_skip = user_filter is not None

for line in sys.stdin:
    m = regex_start.match(line)
    if m:
        rev = int(m.group(1),10)
        username = m.group(2)
        date = datetime.datetime.strptime(m.group(3), '%Y-%m-%d')
        comments = []
        for line in sys.stdin:
            m = regex_end.match(line)
            if m:
                break
            else:
                stripped = line.strip()
                if len(stripped) > 0:
                    comments.append(stripped)
        if user_filter:
            should_skip = True
            if user_filter == username:
                should_skip = False

        if not should_skip:
            print('%d\t%s\t%s\t%s' % (rev, username, date.strftime('%Y-%m-%d'), ' '.join(comments)))