wow skylark go 实现的 Python 语法的配置语言

2017-10-04 10:43:50 +08:00
 freestyle

https://github.com/google/skylark

package main

import (
	"github.com/google/skylark"
	"log"
	"fmt"
)

func main() {
	script := `print("hello {}".format("world"))
print([i for i in range(10) if i%2==0])`
	thread := new(skylark.Thread)
	globals := make(skylark.StringDict)
	err := skylark.ExecFile(thread, "", script, globals)
	if err != nil {
		log.Fatalf("eval error:%s", err)
	}
	value, err := skylark.Eval(thread, "", "range(10)", globals)
	if err != nil {
		log.Fatalf("eval error:%s", err)
	}
	fmt.Printf("%T %v", value, value)
}

hello world
[0, 2, 4, 6, 8]
*skylark.List [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]skylark.String "hello world"
1162 次点击
所在节点    Go 编程语言
3 条回复
freestyle
2017-10-04 10:56:44 +08:00
fix output:
```
hello world
[0, 2, 4, 6, 8]
*skylark.List [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
```
naomhan
2017-10-04 11:34:09 +08:00
Skylark in Go is an interpreter for Skylark, implemented in Go.

Skylark is a dialect of Python intended for use as a configuration language.
janxin
2017-10-06 10:15:49 +08:00
Skylark is a dialect of Python intended for use as a configuration language. Like Python, it is an untyped dynamic language with high-level data types, first-class functions with lexical scope, and garbage collection. Unlike CPython, independent Skylark threads execute in parallel, so Skylark workloads scale well on parallel machines.

这个可以做内嵌脚本系统用了

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