Get Mapping from collections.abc

nengo · Dec 2, 2020 · 56ca221 · 56ca221
1 parent f0739d6
commit 56ca221
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diff --git a/nengo_dl/signals.py b/nengo_dl/signals.py
@@ -3,7 +3,8 @@
 """
 
 import logging
-from collections import Mapping, defaultdict
+from collections import defaultdict
+from collections.abc import Mapping
 
 import numpy as np
 import tensorflow as tf

diff --git a/nengo_dl/simulator.py b/nengo_dl/simulator.py
@@ -2121,7 +2121,7 @@ def __getattribute__(self, name):
         return super().__getattribute__(name)
 
 
-class SimulationData(collections.Mapping):
+class SimulationData(collections.abc.Mapping):
     """
     Data structure used to access simulation data from the model.