public class Runtime extends Object // Runtime 直接继承 Object
public static Runtime getRunTime()  // 获取 Runtime 实例的 static 方法
public Process exec(...) throws IOException  // 执行外部程序，exec()有多个重载方法 

package java_python;import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;/**  直接使用 Runtime 调用外部程序*  在Java中通过Runtime调用Python程序与直接执行Python程序的效果是一样的，可以在Python中读取传递的参数，也可以在Java中读取到Python的执行结果。*  需要注意的是，不能在Python中通过return语句返回结果，只能将返回值写入到标准输出流中，然后在Java中通过标准输入流读取Python的输出值。*/
public class RunPythonByRuntime {public static void main(String[] args) {String exe = "python";  // 使用python3   依赖biopythonString command = "C:\\Users\\mail.simcere.com\\eclipse-workspace\\python_test\\test\\test01.py";  // python 脚本路径String term = "meningitis";  // 参数String[] cmdArr = new String[] {exe, command, term};Process process;try {process = Runtime.getRuntime().exec(cmdArr);  // 执行python程序InputStream inputStream = process.getInputStream();  // 获取python程序的标准输出BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));  // 转换为BufferedReader对象实例String line = null;while((line = bufferedReader.readLine()) != null) {  // 逐行读入python程序的输出结果
                System.out.println(line);}process.waitFor();} catch (Exception e) {e.printStackTrace();}}
}

#coding=utf-8import sys
from Bio import Entrez
from Bio import Medline

term = sys.argv[1]  # 需要外界传入 meningitis
retmax = 5  # 控制返回的文献数目
Entrez.email = "771966294@qq.com"
handle = Entrez.esearch(db="pubmed", term=term, retmax=retmax)
record = Entrez.read(handle)
handle = Entrez.efetch(db="pubmed", id=record["IdList"], rettype="medline", retmode="text")
records = Medline.parse(handle)
records = list(records)
handle.close()
rst = ""
for record in records:  # record 是一个字典rst += ">\nPMID:" + record.get("PMID", "?") \+ "\nTitle:" + record.get("TI", "?") \+ "\nAuthors:" + ";".join(record.get("AU", "?")) \+ "\nAbstract:" + record.get("AB", "?") \+ "\nKeywords:" + ";".join(record.get("OT", "?")) \+ "\nMesh Terms:" + ";".join(record.get("MH", "?")) \+ "\nJournal:" + record.get("TA", "?") \+ "\nDate of Publication:" + record.get("DP", "?") \+ "\ndoi:" + record.get("SO", "?") \+ "\n"
print(rst)