class SvnAuth(object):

def __init__(self, username, password, cache_auth=True, interactive=True):

    self.username = username

    self.password = password

    self.cache_auth = cache_auth

    self.interactive = interactive

def makecmdoptions(self):

    uname = self.username.replace('"', '\\"')

    passwd = self.password.replace('"', '\\"')

    ret = []

    if uname:

        ret.append('--username="%s"' % (uname,))

    if passwd:

        ret.append('--password="%s"' % (passwd,))

    if not self.cache_auth:

        ret.append('--no-auth-cache')

    if not self.interactive:

        ret.append('--non-interactive')

    return ' '.join(ret)

def __str__(self):

    return "<SvnAuth username=%s ...>" %(self.username,)