rust
let v = vec![84, 58, 157, 14];
let reader = Gsm7Reader::new(io::Cursor::new(&v));
let s = reader.collect::<io::Result<String>>()?;
assert_eq!(&s, "Tttt");
```rust let mut writer = Gsm7Writer::new(Vec::new()); writer.write_str("Hello")?;
let v = writer.into_writer()?; println!("v: {:?}", v); ```
gsm7 is distributed under the MIT license.