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Python牛刀小试(四)--代码解析(邮件发送功能)
阅读量：7040 次
发布时间：2019-06-28

本文共 4179 字，大约阅读时间需要 13 分钟。

1.工具类python

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  1. # -*-coding=utf-8-*-
  2. __author__ = 'zhangshengdong'
  3. '''
  4. 个人技术博客:http://blog.chinaunix.net/uid/26446098.html
  5. 联系方式: sdzhang@cashq.ac.cn
  6. '''
  7. class Toolkit():                          #工具类，后面会调用，用于分割例3的配置文件。
  9.     @staticmethod
  10.     def getUserData(cfg_file):
  11.         f=open(cfg_file,'r')
  12.         account={
    }
  13.         for i in f.readlines():
  14.             ctype,passwd=i.split('=')
  15.             #print ctype
  16.             #print passwd
  17.             account[ctype.strip()]=passwd.strip()
  18.         return account
2.价格比较策略代码

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  1. #-*-coding=utf-8-*-
  2. __author__ = 'zhangshengdong'
  3. '''
  4. 个人技术博客:http://blog.chinaunix.net/uid/26446098.html
  5. 联系方式: sdzhang@cashq.ac.cn
  6. '''
  7. import os
  8. import sys
  9. import smtplib
  10. import tushare as ts
  11. from Ztoolkit import Toolkit as TK
  12. from email.mime.text import MIMEText
  13. from email import Encoders, Utils
  15. reload(sys)
  16. sys.setdefaultencoding('utf8')
  18. class MailSend():
  19.     def __init__(self, smtp_server, from_mail, password, to_mail):   #邮箱初始化配置的函数
  20.         self.server = smtp_server
  21.         self.username = from_mail.split("@")[0]
  22.         self.from_mail = from_mail
  23.         self.password = password
  24.         self.to_mail = to_mail
  26.     def send_txt(self, name, real_price,price, percent, status):    #信息内容排版的函数
  27.         if 'up' == status:
  28. # content = 'stock name:%s current price: %.2f higher than price up:%.2f , ratio:%.2f' % (name, real_price,price, percent)
  29.              content = '证券名称:%s 当前价格: %.2f 高于 定价模型上限价格:%.2f , 可卖出 预计盈利率:%.2f' %(name, real_price,price, percent+15)
  30.         if 'down' == status:
  31. # content = 'stock name:%s current price: %.2f lower than price down:%.2f , 盈利率:%.2f' % (name, real_price,price, percent)
  32.              content = '证券名称:%s 当前价格: %.2f 低于 定价模型下限价格:%.2f , 可买入 预计盈利率:%.2f' %(name, real_price,price, percent+15)
  33.         content = content + '%'
  34.         print content
  35.         subject = '%s' % name
  36.         self.msg = MIMEText(content, 'plain', 'utf-8')
  37.         self.msg['to'] = self.to_mail
  38.         self.msg['from'] = self.from_mail
  39.         self.msg['Subject'] = subject
  40.         self.msg['Date'] = Utils.formatdate(localtime=1)
  41.         try:
  43.             self.smtp = smtplib.SMTP_SSL(port=465)
  44.             self.smtp.connect(self.server)
  45.             self.smtp.login(self.username, self.password)
  46.             self.smtp.sendmail(self.msg['from'], self.msg['to'], self.msg.as_string())
  47.             self.smtp.quit()
  48.             print "sent"
  49.         except smtplib.SMTPException, e:
  50.             print e
  51.             return 0
  53. def push_msg(name, real_price,price, percent, status):            #信息推送的函数
  54.     cfg = TK.getUserData('data.cfg')
  55.     from_mail = cfg['from_mail']
  56.     password = cfg['password']
  57.     to_mail = cfg['to_mail']
  58.     obj = MailSend('smtp.qq.com', from_mail, password, to_mail)   ##这里调用了上述MailSend类
  59.     obj.send_txt(name,real_price, price, percent, status)
  61. def read_stock(name):
  62.     f = open(name)
  63.     stock_list = []
  65.     for s in f.readlines():
  66.         s = s.strip()
  67.         row = s.split(';')
  68.          #print row
  69.         print "code :",row[0]
  70.         print "price_down :",row[1]
  71.         print "price_up :",row[2]
  72.         stock_list.append(row)
  73.     return stock_list
  75. def compare_price(code, price_down, price_up):
  76.     try:
  77.         df = ts.get_realtime_quotes(code)
  78.     except Exception, e:
  79.         print e
  80.         time.sleep(5)
  81.         return 0
  82.     real_price = df['price'].values[0]
  83.     name = df['name'].values[0]
  84.     print "stock name :",name
  85.     real_price = float(real_price)
  86.     print "current price :",real_price
  87.     pre_close = float(df['pre_close'].values[0])
  88.     print "close price :",pre_close
  89.     if real_price >= price_up:
  90.         percent_up = (real_price - price_up) / price_up * 100
  91.         print 'percent : %.2f\n' % (percent_up),
  92.         print '%s real_price %.2f higher than price_up %.2f , %.2f' % (name, real_price, price_up,percent_up),
  93.         print '%'
  94.         push_msg(name, real_price,price_up, percent_up, 'up')
  95.         return 1
  96.     if real_price = price_down:
  97.         percent_down = (price_down - real_price) / price_down * 100
  98.         print '%s real_price %.2f lower than price_down %.2f , %.2f' % (name, real_price, price_down,percent_down),
  99.         print '%'
  100.         push_msg(name, real_price,price_down, percent_down, 'down')
  101.         return 1
  103. def main():
  104.     #read_stock('price.txt')
  105.     # choice = input("Input your choice:\n")
  107.     # if str(choice) == '1':
  108.         stock_lists_price = read_stock('price.txt')
  109.         while 1:
  110.             t = 0
  111.             for each_stock in stock_lists_price:
  112.                 code = each_stock[0]
  113.                 price_down = float(each_stock[1])
  114.                 price_up = float(each_stock[2])
  115.                 t = compare_price(code, price_down, price_up)
  116.                 if t:
  117.                     stock_lists_price.remove(each_stock)
  119. if __name__ == '__main__':
  120.     path=os.path.join(os.getcwd(),'data')
  121.     if os.path.exists(path)==False:
  122.          os.mkdir(path)
  123.     os.chdir(path)
  125.     main()
3.邮箱配置文件

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  1. from_mail=xxxxxxx@qq.com
  2. password=xxxxxxxx
  3. to_mail=xxxxxxx@qq.com

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