python3中flask学习

pip install flaskserver.py：#!/usr/bin/env python# coding=utf-8import flaskapp = flask.Flask(__name__)# 默认get方法发送数据@app.route("/")def getPC():try:p = flask.request.args.get...

执笔写回憶

338人浏览 · 2018-10-28 14:24:10

执笔写回憶 · 2018-10-28 14:24:10 发布

pip install flask

server.py：

#!/usr/bin/env python
# coding=utf-8

import flask

app = flask.Flask(__name__)

# 默认get方法发送数据
@app.route("/")
def getPC():
    try:
        p = flask.request.args.get("province")if "province" in flask.request.args else ""
        c= flask.request.args.get("city")if "city" in flask.request.args else ""
        return p+","+c
    except Exception as e:
        print(e)

# POS方法发送数据
# @app.route("/",methods=["POST"])
# def index():
#     try:
#         print(flask.request.form)
#         p = flask.request.form.get("province")if "province" in flask.request.form else ""
#         c = flask.request.form.get("city")if "city" in flask.request.form else ""
#         # note = flask.request.form.get("note")if "note" in flask.request.form else ""
#         return p+","+c
#     except Exception as e:
#         print(e)

# GET和POS方法混合
@app.route("/",methods=["GET","POST"])
def index2():
    try:
        print(flask.request.values)
        p = flask.request.values.get("province")if "province" in flask.request.values else ""
        c = flask.request.values.get("city")if "city" in flask.request.values else ""
        note = flask.request.values.get("note")if "note" in flask.request.values else ""
        return p+","+c+"\n"+note
    except Exception as e:
        print(e)

@app.route("/hi")
def hi():
    return "<h1>欢迎光临,你好！</h1>"

if __name__ == "__main__":
    app.run()

client.py：

#!/usr/bin/env python
# coding=utf-8
# 客户端

import urllib.request
import urllib.parse

url = "http://127.0.0.1:5000"
try:
    p = urllib.parse.quote("广东")
    # p = urllib.request.quote("广东")
    c = urllib.parse.quote("深圳")
    data = "province="+p+"&city="+c
    # print(url+"?"+data)
    request = urllib.request.urlopen(url+"?"+data)
    response = request.read()
    html = response.decode()
    print(html)
except Exception as e:
    print(e)

# POS方法
try:
    province = urllib.parse.quote("河北省")
    city = urllib.parse.quote("石家庄")
    pc = "province="+province+"&city="+city
    request = urllib.request.urlopen(url,data=pc.encode())
    response = request.read()
    html = response.decode()
    print(html)
except Exception as e:
    print(e)

# GET和POS方法混合
try:
    p = urllib.parse.quote("江苏省")
    c = urllib.parse.quote("南京")
    note = "南京是江苏省省会!!!"
    note = "note=" + urllib.parse.quote(note)
    pc  = "province="+p+"&city="+c
    request = urllib.request.urlopen(url+"?"+pc,data=note.encode())
    response = request.read()
    html = response.decode()
    print(html)
except Exception as e:
    print(e)

执行效果：