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use gremlin_client::{GremlinClient, Path};
fn main() -> Result<(), Box<dyn std::error::Error>> {
let client = GremlinClient::connect("localhost")?;
let results = client
.execute("g.V(param).outE().inV().path()", &[("param", &1)])?
.filter_map(Result::ok)
.map(|f| f.take::<Path>())
.collect::<Result<Vec<Path>, _>>()?;
println!("{:#?}", results);
Ok(())
}