From 214da8e5235c9676bc4b0427c8bf58f328fe6570 Mon Sep 17 00:00:00 2001 From: Ram Rachum Date: Wed, 17 Jun 2020 13:50:54 +0300 Subject: [PATCH] Use chain.from_iterable in python.py --- scrapy/utils/python.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/scrapy/utils/python.py b/scrapy/utils/python.py index 9c1f3c2fe..afa8a8135 100644 --- a/scrapy/utils/python.py +++ b/scrapy/utils/python.py @@ -334,10 +334,10 @@ class MutableChain: """ def __init__(self, *args): - self.data = chain(*args) + self.data = chain.from_iterable(args) def extend(self, *iterables): - self.data = chain(self.data, *iterables) + self.data = chain(self.data, chain.from_iterable(iterables)) def __iter__(self): return self