java直接调用python脚本的例子
2019/7/13 21:56:12
本文主要是介绍java直接调用python脚本的例子,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
import java.io.BufferedReader;
import java.io.InputStreamReader;
public class Main {
public static void main(String[] args) {
try {
System.out.println("start");
Process pr = Runtime.getRuntime().exec("python test.py");
BufferedReader in = new BufferedReader(new InputStreamReader(
pr.getInputStream()));
String line;
while ((line = in.readLine()) != null) {
System.out.println(line);
}
in.close();
pr.waitFor();
System.out.println("end");
} catch (Exception e) {
e.printStackTrace();
}
}
}
如果在eclipse中直接运行报如下错误:
java.io.IOException: Cannot run program "python": CreateProcess error=2
则配置Run Configuration中的Enviroment,增加PATH变量,见下图:
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