Python urllib2文件上传问题

import urllib2
from urllib2 import Request
from urllib import urlencode

url = 'https://example.com/upload'
file_path = 'path/to/your/file.txt'

# 读取文件内容
with open(file_path, 'rb') as f:
    file_content = f.read()

# 准备POST数据
data = {
    'file': file_content,
    'name': 'file_name.txt'
}

# 编码POST数据
encoded_data = urlencode(data)

# 创建请求
request = Request(url, data=encoded_data)

# 发送请求
response = urllib2.urlopen(request)

# 输出响应内容
print(response.read())

import requests

url = 'https://example.com/upload'
file_path = 'path/to/your/file.txt'

# 准备文件数据
with open(file_path, 'rb') as f:
    file_data = {'file': (file_path, f)}

# 发送请求
response = requests.post(url, files=file_data)

# 输出响应内容
print(response.text)