[EMAIL PROTECTED] wrote:
I am taking a string as an input from the user and it should only contain the chars:L , M or R
How about skipping re's and doing something like: set(input_string) <= set('LMR') If you want to disallow the empty string: set([]) < set(input_string) <= set('LMR')
--Scott David Daniels [EMAIL PROTECTED] -- http://mail.python.org/mailman/listinfo/python-list