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dict: Implement __contains__ of dict by corona10 · Pull Request #65 · go-python/gpython · GitHub

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dict: Implement __contains__ of dict #65

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Merged
corona10 merged 1 commit into from
Jul 25, 2019
+17 −0
Conversation 5 Commits 1 Checks 0 Files changed 2
Merged

dict: Implement __contains__ of dict #65

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12 changes: 12 additions & 0 deletions py/dict.go
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Original file line number Diff line number Diff line change
Expand Up @@ -174,3 +174,15 @@ func (a StringDict) M__ne__(other Object) (Object, error) {
}
return True, nil
}

func (a StringDict) M__contains__(other Object) (Object, error) {
key, ok := other.(String)
if !ok {
return nil, ExceptionNewf(KeyError, "FIXME can only have string keys!: %v", key)
}

if _, ok := a[string(key)]; ok {
return True, nil
}
return False, nil
}
5 changes: 5 additions & 0 deletions py/tests/dict.py
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Expand Up @@ -28,4 +28,9 @@
if k == "c":
assert v == 5.5

doc="__contain__"
a = {'hello': 'world'}
assert a.__contains__('hello')
assert not a.__contains__('world')

doc="finished"
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