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Viewing changes to scripts/new_upstream_release.py

  • Committer: Package Import Robot
  • Author(s): Margarita Manterola
  • Date: 2014-03-15 18:30:59 UTC
  • Revision ID: package-import@ubuntu.com-20140315183059-nap87isjg53t0tcf
Tags: upstream-0.5.1
Import upstream version 0.5.1

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scripts/new_upstream_release.py
 
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#!/usr/bin/env python
 
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from collections import defaultdict
 
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import re
 
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import subprocess
 
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import sys
 
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COMMIT='New upstream release.'
 
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MSG='  * New upstream release.\n'
 
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changelog_trail = re.compile(r'^ --')
 
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changelog_multimaint = re.compile(r'^\s*\[\s*(\b[^]]*\b)\s*\]\s*$')
 
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changelog_empty = re.compile(r'^\s*$')
 
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entry = re.compile(r'  \* New upstream release\.')
 
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TRAIL = ('', 0)
 
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for path in subprocess.check_output(['arriero', 'list', '-f', 'path'] +
 
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                                    sys.argv[1:]).split('\n'):
 
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    if not path: continue
 
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    print path
 
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    output = subprocess.check_output(['git', 'log', 'HEAD~1..HEAD',
 
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                                      '--oneline'], cwd=path)
 
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    last = re.sub('^[^\s]+\s+', '', output.rstrip('\n'))
 
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    if last != COMMIT:
 
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        continue
 
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    filename = '%s/debian/changelog' % (path,)
 
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    f = open(filename)
 
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    lines = f.readlines()
 
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    skip = 0
 
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    first_block = []
 
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    maintainers = defaultdict(set)
 
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    maintainer = TRAIL
 
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    entries = []
 
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    for i, line in enumerate(lines):
 
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        first_block.append(line)
 
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        # print line,
 
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        m = changelog_multimaint.match(line)
 
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        if m:
 
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            maintainer = (m.group(1), i)
 
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        elif changelog_empty.match(line):
 
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            maintainer = TRAIL
 
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        else:
 
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            maintainers[maintainer].add(i)
 
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        if entry.match(line):
 
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            entries.append((i, maintainer))
 
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        if changelog_trail.match(line):
 
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            break
 
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    skip = len(first_block)
 
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    delete = set()
 
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    # print maintainers
 
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    for e in entries:
 
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        delete.add(e[0])
 
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        if e[1] == TRAIL:
 
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            continue
 
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        maintainers[e[1]].remove(e[0])
 
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        if not maintainers[e[1]]:
 
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            i = e[1][1]
 
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            delete.add(i)
 
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            if i > 2 and changelog_empty.match(first_block[i - 1]):
 
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                delete.add(i - 1)
 
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    f = open(filename,'w')
 
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    # f = sys.stdout
 
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    for i, line in enumerate(first_block):
 
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        if i == 2:
 
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            f.write(MSG)
 
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            if changelog_multimaint.match(line) and i not in delete:
 
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                f.write('\n')
 
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        if i in delete:
 
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            continue
 
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        f.write(line)
 
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    for line in lines[skip:]:
 
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        f.write(line)
 
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    f.close()
 
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    subprocess.call(['git', 'commit', '-a', '--amend', '-m',
 
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                     'New upstream release.'], cwd=path)
 
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