P.J. Eby wrote:
In particular, it should explain why these choices are so costly as to justify new syntax and a complex implementation:
If avoiding trampolines was the only reason for yield-from, that mightn't be enough justification on its own. But it addresses several other use cases as well. The justification for yield-from is the total of all those.
* decorator clearly identifying intent to create a task vs. no indication of task-ness
Currently the only indication that a function is a generator rather than an ordinary function is the presence of a 'yield' buried somewhere in the body. Some people complained about that back when generators were being designed, but we seem to have gotten used to it. I don't anticipate any worse problem here. -- Greg _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
