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# turntable.py 幸运转盘抽奖
import random
import bisect

class WeightRandom:
    def __init__(self, items):
        weights = [w for _, w in items]
        self.goods = [x for x, _ in items]
        self.total = sum(weights)
        self.acc = list(self.accumulate(weights))

ayuLiao

<from>
  <div class="form-group">
      <label >工会ID</label>
      <input class="form-control" id="parentId">
    </div>
    <div class="form-group">
      <label >用户ID</label>
      <input class="form-control" id="userId" >
    </div>
  <button  type="submit" class="btn btn-default">提交</button>

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def retry(f, n_attempts=3):
    # 包装函数，在函数异常时尝试多次调用，这里是尝试3次
    def wrapper(*args, **kwargs):
        for i in range(n_attempts):
            try:
                return f(*args, **kwargs)
            except Exception:
                if i == n_attempts - 1:
                    raise
    return wrapper

ayuLiao

ubuntu@iZwz92no3ygwxhh603stndZ:$ netstat -anutp | grep 9798 | grep LISTEN

(Not all processes could be identified, non-owned process info
 will not be shown, you would have to be root to see it all.)
tcp        0      0 0.0.0.0:9798            0.0.0.0:*               LISTEN      11944/python

ubuntu@iZwz92no3ygwxhh603stndZ:$ kill 11944

ayuLiao

def initMySQL():
    '''
    链接mysql
    :return:
    '''

    mysql_options = dict(
            host="127.0.0.1",
            db="数据表名称",
            port=3306,

ayuLiao

#先取出所有 keys，再对 keys 切片，然后用得到的键去字典里找值重新创建一个新的字典
def dict_slice(adict, start, end):
    keys = adict.keys()
    dict_slice = {}
    for k in keys[start:end]:
        dict_slice[k] = adict[k]
    return dict_slice
    
    

ayuLiao

    <style>
      .demo-placeholder {
        height: 280px
       }
    </style>
    
    
    <!--折线图会出现到这里-->
    <div class="col-md-12 col-sm-12 col-xs-12">

ayuLiao

 var onLoginSuccess = function (data) {
    location.reload();

}


$("#changemaintain").click(function(){
    var p = $('#changemaintain').val();
    if(p == '0'){
        p = '1';

ayuLiao

<div class="gameroomall">
  <div class="gameroomayu">
  </div>
</div>                        
function onAdd(){
    var configTable = $('.gameroomall');
    var num = parseInt(configTable.find('.gameroomayu').length);
                    
    if (num == 8){
      //信息框,使用了layer插件，google搜layer.js导入layer.js和layer.css则可使用

ayuLiao

from captcha.image import ImageCaptcha  # pip install captcha
import numpy as np
import matplotlib.pyplot as plt
from PIL import Image
import random
 
# 验证码中的字符, 就不用汉字了
number = ['0','1','2','3','4','5','6','7','8','9']
alphabet = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z']
ALPHABET = ['A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z']