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Fix DeprecationWarning for MutableMapping import #295

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Merged
merged 1 commit into from
Aug 16, 2019
Merged

Fix DeprecationWarning for MutableMapping import #295

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8 changes: 7 additions & 1 deletion symengine/lib/symengine_wrapper.pyx
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,12 @@ import collections
import warnings
from symengine.compatibility import is_sequence
import os
import sys

if sys.version_info[0] == 2:
from collections import MutableMapping
else:
from collections.abc import MutableMapping

try:
import numpy as np
Expand Down Expand Up @@ -720,7 +726,7 @@ cdef class _DictBasic(object):
return d


class DictBasic(_DictBasic, collections.MutableMapping):
class DictBasic(_DictBasic, MutableMapping):

def __str__(self):
return "{" + ", ".join(["%s: %s" % (str(key), str(value)) for key, value in self.items()]) + "}"
Expand Down