Python轻量级web框架bottle使用方法解析

#!/usr/bin/env python
# -*- coding:utf-8 -*-
from bottle import template, Bottle

app = Bottle()


@app.route('/say')
def index():
  return "Hello World"
  # return template('<b>Hello {{name}}</b>!', name="bottle")

if __name__ == '__main__':

  app.run(server="tornado"，host='0.0.0.0', port=8888)

@app.route("/login") # 默认为get请求
def hello():
  return """
  <form action="/login" method="post">
  Username:<input name="username" type="text" />
  Password:<input name="password" type="password" />
  <input value="Login" type="submit"/>
  </form>
  """

@app.route("/login",method="POST")
def do_login():
  username = request.forms.get("username")
  password = request.forms.get("password")
  print(username,password)
  if username and password:
    return "<p>login success</p>"
  else:
    return "<p>login failure</p>"

@app.route('/say/<name>')
def callback(name):
  return template('<b>Hello {{name}}</b>!')
 
@app.route('/say/<id:int>')
def callback(id):
  return template('<b>Hello {{id}}</b>!')
 
@app.route('/say/<name:re:[a-z]+>')
def callback(name):
  return template('<b>Hello {{name}}</b>!')
 
@app.route('/static/<path:path>')
def callback(path):
  return static_file(path, root='static')

@app.route('/hello/', method='POST')  # 等同于@app.post('/hello/')
def index():
  ...
 
@app.get('/hello/')  # 等同于@app.route('/hello/',method='GET')
def index():
  ...
 
@app.post('/hello/')  # 等同于@app.route('/hello/',method='POST')
def index():
  ...
 
@app.put('/hello/') # 等同于@app.route('/hello/',method='PUT')
def index():
  ...
 
@app.delete('/hello/') 
def index():
  ...

#!/usr/bin/env python
# -*- coding:utf-8 -*-
from bottle import template, Bottle

app01 = Bottle()

@app01.route('/hello/', method='GET')
def index():
  return template('<b>App01</b>!')
app01.py

#!/usr/bin/env python
# -*- coding:utf-8 -*-
from bottle import template, Bottle

app02 = Bottle()
@app02.route('/hello/', method='GET')
def index():
  return template('<b>App02</b>!')
app02.py

#!/usr/bin/env python
# -*- coding:utf-8 -*-
from bottle import template, Bottle
from bottle import static_file
app = Bottle()
 
@app.route('/hello/')
def index():
  return template('<b>Root {{name}}</b>!', name="bottle")
 
from root_dir import app01
from root_dir import app02
 
app.mount('app01', app01.app01)
app.mount('app02', app02.app02)
 
app.run(host='localhost', port=8888)

# 静态文件映射,static_file()函数用于响应静态文件 的请求
@app.route("/static/<filename:re:.*\.jpg>")
def send_image(filename):
  return static_file(filename, root=os.getcwd(), mimetype="image/jpg")

@app.route("/static/<filename:path>")  # 可匹配路径
def send_image(filename):
  return static_file(filename, root=os.getcwd(), mimetype="image/jpg")

# 强制下载
@app.route("/static/<filename:path>")  # 可匹配路径
def download(filename):
  return static_file(filename, root=os.getcwd(), download=filename)

@app.route("/restricted")
def restricted()
  abort(401,"Sorry, access denied")
# 将url重定向到其他url，可以在location中设置新的url，接着返回一个303 # redirect()函数可以帮助我们做这件事

@app.route("/wrong/url")
def wrong()
  redirect("/right/url")

@app.route("/login", method="POST")
def do_login():
  username = request.forms.get("username")
  password = request.forms.get("password")
  print(username, password)
  if username and password:
    response.set_cookie("name",username, secret= 'some-secret-key')  # 设置cookie
    return "<p>login success</p>"
  else:
    return "<p>login failure</p>"
@app.route("/static/<filename:re:.*\.jpg>")
def send_image(filename):
  username = request.get_cookie("name", secret= 'some-secret-key')  # 获取cookie
  if username:
    return static_file(filename, root=os.getcwd(), mimetype="image/jpg")
  else:
    return "verify failed"