本篇文章为大家展示了利用python怎么实现一个邮件定时发送功能，内容简明扼要并且容易理解，绝对能使你眼前一亮，通过这篇文章的详细介绍希望你能有所收获。
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全部代码如下：
import time
from datetime import datetime
from email.header import Header
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.utils import parseaddr, formataddr
import xlrd
from apscheduler.schedulers.blocking import BlockingScheduler
from xlrd import xldate_as_tuple
ISOTIMEFORMAT = '%Y%m%d'
import smtplib
def read_file(file_path):
file_list = []
work_book = xlrd.open_workbook(file_path)
sheet_data = work_book.sheet_by_name('Sheet1')
print('now is process :', sheet_data.name)
Nrows = sheet_data.nrows
for i in range(1, Nrows):
file_list.append(sheet_data.row_values(i))
return file_list
def _format_addr(s):
name, addr = parseaddr(s)
return formataddr((Header(name, 'utf-8').encode(), addr))
def sendEmail(from_addr, password, to_addr, smtp_server, file_list):
nowDate = str(time.strftime(ISOTIMEFORMAT, time.localtime()))
html_content_start = \
'''
hi，All：
工作事项
负责人
进度
风险与问题
'''
for i in range(len(file_list)):
work = file_list[i]
workdata, person_name, progress, issue = str(work[0]), str(work[1]), str(work[2]), str(work[3])
if '.' in str(work[2]): # 填的数字
progress = "%.0f%%" % (work[2] * 100) # 浮点转成百分比
updateTime = xldate_as_tuple(work[4], 0)
value = datetime(*updateTime)
# 先转换为时间数组,然后转换为其他格式
timeStruct = time.strptime(str(value), "%Y-%m-%d %H:%M:%S")
uptTime = str(time.strftime("%Y%m%d", timeStruct))
if uptTime != nowDate:
raise RuntimeError('有人没有更新新记录:' + str(work[1]))
html_content_suffer = \
'''
{workdata}
{person_name}
{progress}
{issue}
'''.format(workdata=workdata.replace('\n', '
'), person_name=person_name, progress=progress, issue=issue)
html_content_start += html_content_suffer
html_content_end = \
'''
'''
html_content = html_content_start + html_content_end
try:
msg = MIMEMultipart()
msg.attach(MIMEText(html_content, 'html', 'utf-8'))
msg['From'] = _format_addr('发送方 <%s>' % from_addr)
msg['To'] = _format_addr(to_addr + '<%s>' % to_addr)
msg['Subject'] = Header('主题' + nowDate, 'utf-8').encode()
server = smtplib.SMTP_SSL(smtp_server, 465)
server.login(from_addr, password) # 登录邮箱服务器
server.sendmail(from_addr, [to_addr], msg.as_string()) # 发送信息
server.quit()
print("from_addr：" + str(from_addr), " to_addr：", to_addr, "已发送成功！")
except Exception as e:
print("发送失败" + e)
def job():
root_dir = 'D:\\develop\\python\\file'
file_path = root_dir + "\\excel.xlsx"
from_addr = 'aaa@163.com' # 邮箱登录用户名
password = 'mima' # 登录密码
smtp_server = 'smtp.com' # 服务器地址，默认端口号25
to_addr = 'aaa@163.com' # 接收方邮箱
file_list = read_file(file_path)
sendEmail(from_addr, password, to_addr, smtp_server, file_list)
print('发送完成')
if __name__ == '__main__':
# 该示例代码生成了一个BlockingScheduler调度器，使用了默认的任务存储MemoryJobStore，以及默认的执行器ThreadPoolExecutor，并且较大线程数为10。
# BlockingScheduler：在进程中运行单个任务，调度器是运行的东西
scheduler = BlockingScheduler()
# 采用阻塞的方式
# 采用corn的方式，每天18点发送
scheduler.add_job(job, 'cron', hour='18')
'''
year (int|str) – 4-digit year
month (int|str) – month (1-12)
day (int|str) – day of the (1-31)
week (int|str) – ISO week (1-53)
day_of_week (int|str) – number or name of weekday (0-6 or mon,tue,wed,thu,fri,sat,sun)
hour (int|str) – hour (0-23)
minute (int|str) – minute (0-59)
econd (int|str) – second (0-59)
start_date (datetime|str) – earliest possible date/time to trigger on (inclusive)
end_date (datetime|str) – latest possible date/time to trigger on (inclusive)
timezone (datetime.tzinfo|str) – time zone to use for the date/time calculations (defaults to scheduler timezone)
* any Fire on every value
*/a any Fire every a values, starting from the minimum
a-b any Fire on any value within the a-b range (a must be smaller than b)
a-b/c any Fire every c values within the a-b range
xth y day Fire on the x -th occurrence of weekday y within the month
last x day Fire on the last occurrence of weekday x within the month
last day Fire on the last day within the month
x,y,z any Fire on any matching expression; can combine any number of any of the above expressions
'''
scheduler.start()表格如下：
如果放在linux系统中执行，上述脚本不能执行成功，是因为对编码等有要求，全部更新代码如下：
#coding=utf-8
import time
from datetime import datetime
from email.header import Header
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.utils import parseaddr, formataddr
import sys
import xlrd
from apscheduler.schedulers.blocking import BlockingScheduler
from xlrd import xldate_as_tuple
ISOTIMEFORMAT = '%Y%m%d'
import smtplib
import logging
logging.basicConfig()
def read_file(file_path):
file_list = []
work_book = xlrd.open_workbook(file_path)
sheet_data = work_book.sheet_by_name('Sheet1')
print('now is process :', sheet_data.name)
Nrows = sheet_data.nrows
for i in range(1, Nrows):
file_list.append(sheet_data.row_values(i))
return file_list
def _format_addr(s):
name, addr = parseaddr(s)
return formataddr((Header(name, 'utf-8').encode(), addr))
def sendEmail(from_addr, password, to_addr, smtp_server, file_list):
nowDate = str(time.strftime(ISOTIMEFORMAT, time.localtime()))
html_content_start = \
'''
hi，All：
工作事项
负责人
进度
风险与问题
'''
for i in range(len(file_list)):
work = file_list[i]
workdata, person_name, progress, issue = str(work[0]), str(work[1]), str(work[2]), str(work[3])
if '.' in str(work[2]): # 填的数字
progress = "%.0f%%" % (work[2] * 100) # 浮点转成百分比
updateTime = xldate_as_tuple(work[4], 0)
value = datetime(*updateTime)
# 先转换为时间数组,然后转换为其他格式
timeStruct = time.strptime(str(value), "%Y-%m-%d %H:%M:%S")
uptTime = str(time.strftime("%Y%m%d", timeStruct))
if uptTime != nowDate:
raise RuntimeError('有人没有更新新记录:' + str(work[1]))
html_content_suffer = \
'''
{workdata}
{person_name}
{progress}
{issue}
'''.format(workdata=workdata.replace('\n', '
'), person_name=person_name.replace('\n', '
'), progress=progress.replace('\n', '
'), issue=issue.replace('\n', '
'))
html_content_start += html_content_suffer
html_content_end = \
'''
'''
html_content = html_content_start + html_content_end
try:
msg = MIMEMultipart()
msg.attach(MIMEText(html_content, 'html', 'utf-8'))
msg['From'] = _format_addr('发送方 <%s>' % from_addr)
msg['To'] = _format_addr(to_addr + '<%s>' % to_addr)
msg['Subject'] = Header('主题' + nowDate, 'utf-8').encode()
server = smtplib.SMTP_SSL(smtp_server, 465)
server.login(from_addr, password) # 登录邮箱服务器
server.sendmail(from_addr, [to_addr], msg.as_string()) # 发送信息
server.quit()
print("from_addr：" + str(from_addr), " to_addr：", to_addr, "已发送成功！")
except Exception as e:
print("发送失败" + e)
def job():
root_dir = 'D:\\develop\\python\\file'
file_path = root_dir + "\\excel.xlsx"
from_addr = 'aaa@163.com' # 邮箱登录用户名
password = 'mima' # 登录密码
smtp_server = 'smtp.com' # 服务器地址，默认端口号25
to_addr = 'aaa@163.com' # 接收方邮箱
file_list = read_file(file_path)
sendEmail(from_addr, password, to_addr, smtp_server, file_list)
print('发送完成')
if __name__ == '__main__':
# 该示例代码生成了一个BlockingScheduler调度器，使用了默认的任务存储MemoryJobStore，以及默认的执行器ThreadPoolExecutor，并且较大线程数为10。
# BlockingScheduler：在进程中运行单个任务，调度器是运行的东西
scheduler = BlockingScheduler()
# 采用阻塞的方式
reload(sys)
sys.setdefaultencoding("utf8")
# 采用corn的方式
scheduler.add_job(job, 'cron', hour='21', minute='0')
'''
year (int|str) – 4-digit year
month (int|str) – month (1-12)
day (int|str) – day of the (1-31)
week (int|str) – ISO week (1-53)
day_of_week (int|str) – number or name of weekday (0-6 or mon,tue,wed,thu,fri,sat,sun)
hour (int|str) – hour (0-23)
minute (int|str) – minute (0-59)
econd (int|str) – second (0-59)
start_date (datetime|str) – earliest possible date/time to trigger on (inclusive)
end_date (datetime|str) – latest possible date/time to trigger on (inclusive)
timezone (datetime.tzinfo|str) – time zone to use for the date/time calculations (defaults to scheduler timezone)
* any Fire on every value
*/a any Fire every a values, starting from the minimum
a-b any Fire on any value within the a-b range (a must be smaller than b)
a-b/c any Fire every c values within the a-b range
xth y day Fire on the x -th occurrence of weekday y within the month
last x day Fire on the last occurrence of weekday x within the month
last day Fire on the last day within the month
x,y,z any Fire on any matching expression; can combine any number of any of the above expressions
'''
scheduler.start()上述内容就是利用python怎么实现一个邮件定时发送功能，你们学到知识或技能了吗？如果还想学到更多技能或者丰富自己的知识储备，欢迎关注创新互联行业资讯频道。
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