Like
- https://github.com/alecthomas/voluptuous
- https://github.com/keleshev/schema
- https://github.com/schematics/schematics
Schematics might be the closest one.
Now I need to duplicate …
I tried below command.
```sh
$ pip3 install sanic-restplus
```
and it makes below results.
```sh
Collecting sanic-restplus
Could not find a version that satisfies the requirement sanic-…