[Tutor] anecdote in the workplace about try,except clause
Sun, 19 Aug 2001 17:07:50 +0100
> >> > > for line in file:
> >> > > try:
> >> > > data, garbage = string.split(line, ':')
> >> > > except ValueError:
> > data = line
> the more proper approach in my opinion would be to test if
> there is a colon to begin with.
The snag with that is that you potentially test every character
in the string twice: once to see if a colon exists and again to
split the line.
The approach above ensures that you only read it once. Potentially
doubling performance if there is little post split processing!