Method check

flow-rs/src/loader/mod.rs:81–85

(&self, path: &Path)

impl PluginType {
    fn check(&self, path: &Path) -> Option<PathBuf> {
        match *self {
            PluginType::Python => PluginType::check_python(path),
        }
    }

    fn check_python(path: &Path) -> Option<PathBuf> {
        if path.is_file() {