django python def选项/文档

时间:2019-03-04 08:43:38

标签: jquery django

在Django Python中,在哪里可以找到有关所有可用def的文档?例如,我有

public class MainActivity extends AppCompatActivity {

    private TextView finalTextView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        finalTextView = (TextView) findViewById(R.id.finalTextView);

        AsyncTaskRunner task = new AsyncTaskRunner();
        task.execute("10", "11", "12");
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        Log.e("onDestroy", "ActivityDestroyed");
    }

    private class AsyncTaskRunner extends AsyncTask<String, String, String> {

        private String resp;

        @Override
        protected String doInBackground(String... params) {
            publishProgress("Sleeping..."); // Calls onProgressUpdate()
            try {
                int time = Integer.parseInt(params[0]) * 1000;

                Thread.sleep(time);
                resp = "Slept for " + params[0] + " seconds";
            } catch (InterruptedException e) {
                e.printStackTrace();
                resp = e.getMessage();
            } catch (Exception e) {
                e.printStackTrace();
                resp = e.getMessage();
            }
            return resp;
        }


        @Override
        protected void onPostExecute(String result) {
            // execution of result of Long time consuming operation
            finalTextView.setText(result);
            Log.e("onPostExecute", "" + result);
        }

    }
}

def clean(self):

我想知道我可能的def选项是什么。例如,我想强制使用十进制字段来返回字符串。我可以覆盖哪个def以便让我转换返回值?

是否有一些文档可以帮助我指向这个主题?

1 个答案:

答案 0 :(得分:0)

对于基于类的视图,有一个非常方便的网站,概述了所有包含的方法:

https://ccbv.co.uk

我随时都方便使用。祝你好运!