[Python-Dev] PEP 380 (yield from a subgenerator) comments

[Antoine Pitrou]

Nick Coghlan <ncoghlan <at> gmail.com> writes:
> 
> And that it formally expanded to:
> 
> <snip 20 lines of code with multiple try/except/finally clauses and various
conditionals>

Do we really want to add a syntactic feature which has such a complicated
expansion? I fear it will make code using "yield from" much more difficult to
understand and audit.