New submission from Nathan Marrow:
The documentation for emulating callable objects with __call__ seems to imply
only positional arguments are supported. For instance, it says __call__ is
"object.__call__(self[, args…])" and describes:
Called when the instance is “called” as
New submission from Nathan Marrow:
The library documentation for set intersection gives this definition:
intersection(other, ...)
For any set, s, however, intersection may be called with no arguments, which
returns the same set. The documentation, as written, implies such usage would
raise
