Jerome Jabson wrote: > Hello, > > > > I’m having trouble trying to pass a variable into > re.compile(), using the “r” option. Let’s say I > have the following: > > > > import re > > arg1 = ‘10” > > p = re.compile(r + arg1 + '\.(\d+\.\d+\.\d+)') > > > > This works if I do: > > > > p = re.compile(r ‘10\.(\d+\.\d+\.\d+)') > > > > Is there something special I need to do for the > “r” option? Like escape it when using a variable?
'r' is not an option to re.compile(), it is a modifier for the string itself that affects how the string is parsed. So you can use p = re.compile(arg1 + r'\.(\d+\.\d+\.\d+)') or use string substitution as John suggests. Kent _______________________________________________ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor