[issue33346] Syntax error with async generator inside dictionary comprehension

[Yury Selivanov]

Yury Selivanov <yselivanov at gmail.com> added the comment:

> Did you mean {} for the outer brackets intead of []?

Yes, my bad.

> All of these should only be allowed inside 'async def' though, right?

Yep, except async generator expressions which are allowed to appear in synchronous contexts, e.g.:

   def foo():
       return (i async for i in ai)

(this already works in 3.7).

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue33346>
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