def yesno(self):
from presto.utils.utils import input
while True:
output("Rewrite '%s'? (y/n)" % value)
yes_no = unicode(input())
if yes_no in ('Y', 'y', 'yes', '\n'):
return True
if yes_no in ('N', 'n', 'no'):
return False
def question(self, text, default=None,
ext_func=None, ext_param={}):
from presto.utils.utils import input
output("%s:" % text)
if ext_func:
ext_func(**ext_param)
while True:
value = unicode(input()).strip()
try:
value = self.validate(value)
except AlreadyExist, e:
self.output_func(e.messages)
should_rewrite = self.yesno()
if should_rewrite:
return value
else:
raise
except ValidationError, e:
output(e.messages)
continue