Created
July 23, 2020 12:28
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from collections.abc import Iterable, Iterator | |
from types import GeneratorType | |
class OnlyIter: | |
def __iter__(self): | |
return self | |
class OnlyNext: | |
def __init__(self): | |
self._n = 0 | |
def __next__(self): | |
if self._n < 10: | |
return 1 | |
else: | |
raise StopIteration() | |
class IterNext(OnlyIter, OnlyNext): | |
pass | |
def gen(): | |
yield 1 | |
print(f""" | |
{isinstance((_ for _ in range(10)), GeneratorType)=} | |
{isinstance(range(10), GeneratorType)=} | |
{isinstance(gen(), GeneratorType)=} | |
{isinstance(gen(), Iterable)=} | |
{isinstance(gen(), Iterator)=} | |
{isinstance(iter(gen()), Iterable)=} | |
{isinstance(iter(gen()), Iterator)=} | |
{isinstance(range(10), Iterable)=} | |
{isinstance(range(10), Iterator)=} | |
{isinstance(iter(range(10)), Iterable)=} | |
{isinstance(iter(range(10)), Iterator)=} | |
{isinstance(OnlyNext(), Iterable)=} | |
{isinstance(OnlyNext(), Iterator)=} | |
{isinstance(OnlyIter(), Iterable)=} | |
{isinstance(OnlyIter(), Iterator)=} | |
{isinstance(IterNext(), Iterable)=} | |
{isinstance(IterNext(), Iterator)=} | |
""") |
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