from flask import Flask, request

app = Flask(__name__)

@app.route('/count', methods=['GET'])
def count_string():
    input_string = request.args.get('input_string')
    if input_string:
        string_length = len(input_string)
        return f"输入的字符串长度为：{string_length}。"
    else:
        return "请输入一个字符串作为参数。"

if __name__ == '__main__':
    app.run()  # http://localhost:5000/count?input_string=你的字符串

import requests

# 设置 API 地址
api_url = 'http://localhost:5000/count'

# 输入的字符串
input_string = 'Hello, World!'

# 发送 GET 请求
response = requests.get(api_url, params={'input_string': input_string})

# 解析响应
if response.status_code == 200:
    result = response.text
    print(result)
else:
    print(f"请求失败，状态码：{response.status_code}")