In this case the framework means set of dependencies. If you want to parse short-opts, long-opts etc. you need dependencies in most languages. Python is an exce

In this case the framework means set of dependencies. If you want to parse short-opts, long-opts etc. you need dependencies in most languages. Python is an exception, because of batteries included approach. With Rust you will soon see that most applications require some sort of dependency like serde for serialization, etc.