`xshell-env` is an extension to [xshell], the swiss-army knife for writing cross-platform “bash” scripts in Rust.
```rust
use xshell;
use xshell_venv::VirtualEnv;
let sh = xshell::Shell::new()?;
let venv = VirtualEnv::new(&sh, "py3")?;
venv.run("print('Hello World!')")?; // "Hello World!"
```