Function contract_with_options 

pub fn contract_with_options(
    tensors: &[&IdxTensor],
    options: ContractionOptions<'_>,
) -> Result<IdxTensor, IdxTensorError>

Contract a connected tensor network with advanced options.

Errors

Returns an error when the network is disconnected (a disconnected-network /// failure), when indices are incompatible (a shape or index mismatch), or /// when the contraction reports a failure (a backend failure).