Fabian Steiner wrote: > Hello! > > So far, I am using something like »if isinstance(var, int):« to > determine, whether var's value is an integer. Now I would like to know > if there is any better possibility to do such general checks or may a > construct with isinstance() even fail in certain cases?
The general rule is: don't check, let it fail if it wants to. If you are looking for an integral value check, you might prefer: isinstance(x, (int, long)) but again, think long and hard about your requirements. Embrace dynamic typing; don't try to write your old language in Python. --Scott David Daniels [EMAIL PROTECTED] -- http://mail.python.org/mailman/listinfo/python-list