Test sanitizing names for Mercurial to Git conversion.

gistfile1.py

import subprocess
from mercurial import commands
from mercurial import ui
from mercurial import localrepo

def sha_string(hash):
    import base64
    return base64.b16encode(hash).lower()


def sanitize_name(name,what="branch"):
  """Sanitize input roughly according to git-check-ref-format(1)"""
  import re
  def dot(name):
    if name[0] == '.': return '_'+name[1:]
    return name

  n=name
  p=re.compile('([[ ~^:?*]|\.\.)')
  n=p.sub('_', n)
  if n[-1] == '/': n=n[:-1]+'_'
  if n[0] == '/': n='_'+n[1:] #JASON FIX
  n='/'.join(map(dot,n.split('/')))
  p=re.compile('_+')
  n=p.sub('_', n)

  # if n!=name:
  #   sys.stderr.write('Warning: sanitized %s [%s] to [%s]\n' % (what,name,n))
  return n


HG_DIR = '/home/jason/hg'

ui = ui.ui()
repo = localrepo.instance(ui, HG_DIR, create=False)

for tag,node in repo.branchtags().items():
    #print repo.changelog.rev(node), sha_string(node), tag, sanitize_name(tag)
    if tag != sanitize_name(tag):
        print tag + "\t->\t" + sanitize_name(tag)