Snippet

https://squidfunk.github.io/mkdocs-material/setup/extensions/python-markdown-extensions/#snippets

block style

package main

import "fmt"

func main() {
    fmt.Println("hello world")
}

import from file

package main

import "fmt"

func main() {
    fmt.Println("hello world")
}

import from file with line range

func main() {
    fmt.Println("hello world")
}