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scala鎬庝箞璋冪敤python绠楁硶

扬州沐宇科技
2023-10-23 17:38:51
python, scala

鍦⊿cala涓皟鐢≒ython绠楁硶鏈夊绉嶆柟娉曪紝浠ヤ笅鏄嚑绉嶅父鐢ㄧ殑鏂规硶锛?br/>
1. 浣跨敤Scala鐨刞sys.process`搴撹皟鐢≒ython鑴氭湰锛?br/>```scala
import sys.process._

// 璋冪敤Python鑴氭湰
val result = "python script.py".!!

// 鎵撳嵃鑴氭湰鎵ц缁撴灉
println(result)
```
杩欑鏂规硶鍙互鐩存帴璋冪敤Python鑴氭湰骞惰幏鍙栨墽琛岀粨鏋溿€?br/>
2. 浣跨敤Scala鐨刞java.lang.Runtime`绫昏皟鐢≒ython鑴氭湰锛?br/>```scala
import java.lang.Runtime

// 鍒涘缓Runtime瀵硅薄
val runtime = Runtime.getRuntime

// 鎵цPython鑴氭湰
val process = runtime.exec("python script.py")

// 鑾峰彇鑴氭湰鎵ц缁撴灉
val result = process.getInputStream

// 鎵撳嵃鑴氭湰鎵ц缁撴灉
val reader = new BufferedReader(new InputStreamReader(result))
var line = ""
while ((line = reader.readLine()) != null) {
   println(line)
}
```
杩欑鏂规硶鍙互閫氳繃鍒涘缓Runtime瀵硅薄锛屾墽琛孭ython鑴氭湰锛屽苟鑾峰彇鑴氭湰鎵ц缁撴灉銆?br/>
3. 浣跨敤Scala鐨刞ProcessBuilder`绫昏皟鐢≒ython鑴氭湰锛?br/>```scala
import scala.sys.process._

// 鍒涘缓ProcessBuilder瀵硅薄
val pb = Process("python script.py")

// 鎵цPython鑴氭湰骞惰幏鍙栨墽琛岀粨鏋?br/>val result = pb.!!

// 鎵撳嵃鑴氭湰鎵ц缁撴灉
println(result)
```
杩欑鏂规硶浣跨敤浜哠cala鐨刞ProcessBuilder`绫伙紝鍙互鏂逛究鍦版墽琛孭ython鑴氭湰骞惰幏鍙栨墽琛岀粨鏋溿€?br/>
浠ヤ笂鏄嚑绉嶅父鐢ㄧ殑鏂规硶锛屼綘鍙互鏍规嵁鑷繁鐨勯渶瑕侀€夋嫨閫傚悎鐨勬柟娉曟潵璋冪敤Python绠楁硶銆?/p>

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