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[WIP] Allow sequences in subs #185

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[WIP] Allow sequences in subs #185

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8 changes: 6 additions & 2 deletions symengine/lib/symengine_wrapper.pyx
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Original file line number Diff line number Diff line change
Expand Up @@ -741,8 +741,12 @@ def get_dict(*args):
len(args))
if isinstance(arg, DictBasic):
return arg
for k, v in arg.items():
D.add(k, v)
if isinstance(arg, dict):
for k, v in arg.items():
D.add(k, v)
else:
for k, v in arg:
D.add(k, v)
return D


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4 changes: 4 additions & 0 deletions symengine/tests/test_subs.py
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,10 @@ def test_args():
e = cos(x)
raises(TypeError, lambda: e.subs(x, 0, 3))

y = Symbol("y")
e = x + y
assert e.subs([(x, 0), (y, 2)]) == 2


def test_f():
x = Symbol("x")
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