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use gsgdt;
use serde_json;
use std::fs::File;
use std::io::prelude::*;
use gsgdt::*;
pub fn read_graph_from_file(file: &str) -> Graph{
let mut file = File::open(file).unwrap();
let mut contents = String::new();
file.read_to_string(&mut contents).unwrap();
serde_json::from_str(&contents).unwrap()
}
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