@@ -0,0 +1,679 @@
+from __future__ import print_function%0A%0A%0Atry:%0A    input = raw_input%0Aexcept NameError:%0A    input = input%0A%0A%0Adef prompt(text):%0A    try:%0A        return input(text)%0A    except EOFError:%0A        print()%0A        raise%0A    except KeyboardInterrupt:%0A        print('%5EC')%0A        raise%0A%0A%0Adef confirm(text, default=False):%0A    options = %22Y/n%22 if default else %22y/N%22%0A    try:%0A        rv = input(%22%7B%7D %5B%7B%7D%5D: %22.format(text, options))%0A        rv = rv.strip().lower()%0A        if not rv:%0A            return default%0A        return rv == 'y'%0A    except EOFError:%0A        print('y' if default else 'n')%0A        return default%0A    except KeyboardInterrupt:%0A        print('%5EC')%0A        return not default%0A%0A

Add missing utils.py.