On Fri, 2005-03-18 at 01:19, Andrew McNamara wrote: > No, exceptions are fast at the C level - all they do is set a flag. The > expense of exceptions is saving a restoring python frames, I think, > which doesn't happen in this case. So the current implementation is > ideal for C code - clear and fast.
The other advantage for raising and catching exceptions entirely in C is that the (class) exceptions are never instantiated. Once you cross the C-Python barrier you have to pay for that instantiation. -Barry
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