Category: Python 3

There is a new function parameter syntax / to indicate that some function parameters must be specified positionally and cannot be used as keyword arguments. This is the same notation shown by help() for C functions annotated with Larry Hastings’ Argument Clinic tool. In the following example, parameters a and b are positional-only, while c or d can be positional or keyword, and e or f are required to be keywords: def f(a, […]