Python 3.7 / PEP 479 compliance fix for iterator nestedly raising StopIteration #28
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peekiter()
raisesStopIteration
from within a nested generator, this behavior was soft deprecated in Python 3.6 and hard deprecated in Python 3.7. (I found out because some code broke ;))Fixes the following
DeprecationWarning
in Python 3.6:And a uncaught exception in Python 3.7…