file upload and download

 using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsAppFinal
{
    public partial class Form1 : Form
    {
        WebClient client = new WebClient();

        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            try
            {
                string url = textBox1.Text.Trim();
                if (string.IsNullOrEmpty(url))
                {
                    label1.Text = "Please enter a download URL.";
                    return;
                }

                string savePath = "C:\\Users\\AKHILESH\\OneDrive\\Desktop\\download.txt";


                client.DownloadFile(url, savePath);
                label1.Text = "File downloaded to " + savePath;
            }
            catch (Exception ex)
            {
                label2.Text = "Error: " + ex.Message;
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            try
            {
                string url = textBox2.Text; // Example: https://httpbin.org/post
                string filePath = "C:\\Users\\AKHILESH\\OneDrive\\Desktop\\dummy.txt";

                client.UploadFile(url, "POST", filePath);
                MessageBox.Show("File uploaded successfully!");


                label2.Text = "Upload completed";
            }
            catch (Exception ex)
            {
                label2.Text = "Error: " + ex.Message;
            }
        }
    }

}
 
        https://raw.githubusercontent.com/vinta/awesome-python/master/README.md
https://httpbin.org/post