From 81a8f7a7daeb87db53d598ced4b303f8f320442f Mon Sep 17 00:00:00 2001
From: Zubin Duggal <zubin.duggal@gmail.com>
Date: Wed, 12 Jan 2022 23:01:40 +0530
Subject: [PATCH] testsuite: Fix import on python 3.10
---
testsuite/driver/testlib.py | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/testsuite/driver/testlib.py b/testsuite/driver/testlib.py
index fb2a7010f598..6b6462f527b0 100644
--- a/testsuite/driver/testlib.py
+++ b/testsuite/driver/testlib.py
@@ -16,6 +16,7 @@ import sys
from math import ceil, trunc, floor, log
from pathlib import Path, PurePath
import collections
+import collections.abc
import subprocess
from testglobals import config, ghc_env, default_testopts, brokens, t, \
@@ -907,7 +908,7 @@ def join_normalisers(*a):
Taken from http://stackoverflow.com/a/2158532/946226
"""
for el in l:
- if (isinstance(el, collections.Iterable)
+ if (isinstance(el, collections.abc.Iterable)
and not isinstance(el, (bytes, str))):
for sub in flatten(el):
yield sub
--
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