def __iadd__(self, B):
val = _sparsemat.SparseMatrix___iadd__(self, B)
val.thisown = 0
return self
return val
def __iadd__(self, B):
r"""__iadd__(SparseMatrix self, SparseMatrix B) -> SparseMatrix"""
val = _sparsemat.SparseMatrix___iadd__(self, B)
val.thisown = 0
return self
return val