django的model死活不更新
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rm -rf APP_NAME/migrations
select * from django_migrations;
delete * from django_migrations where app='APP_NAME";
python3 manage.py makemigrations APP_NAME
python3 manage.py migrate APP_NAME
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utc time str to shanghai time str
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# prometheus default is utc time, change it to +8 time
dt1 = datetime.strptime(alert_params['startsAt'], "%Y-%m-%dT%H:%M:%S.%fZ")
datetime_with_timezone = datetime(dt1.year, dt1.month, dt1.day, dt1.hour, dt1.minute, dt1.second, 0, UTC)
dt2 = datetime_with_timezone.astimezone(timezone('Asia/Shanghai'))
start_time_str = dt2.strftime("%Y-%m-%d %H:%M:%S")
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豆瓣源
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-i http://pypi.douban.com/simple --trusted-host pypi.douban.com
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django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module. Did you install mysqlclient?
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pipenv install pymysql
pipenv install mysqlclient
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No module named 'dateutil'
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pip3 install python-dateutil
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python smtp发送邮件
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Date: Tue Nov 29 10:59:43 2022
# Author: liuliancao <liuliancao@gmail.com>
"""Description: Python smtp example."""
import smtplib
def send_mail(smtp_host, username, password, subject="test subject", content="test message", smtp_port=465, dst=""):
"""
Send mail by smtp.
@smtp_host: smtp host like smtp.xxx.com
@smtp_port: smtp port like 25 or 465
@username: your mail username
@password: your mail password
"""
try:
smtp = smtplib.SMTP()
smtp.set_debuglevel(1)
smtp.connect(smtp_host, smtp_port)
smtp.login(username, password)
msg = MIMEText(content)
smtp.sendmail(msg_from=username, msg_to=dst, msg=msg.as_string())
except Exception as e:
print("smtp connect or login failed ", str(e))
finally:
pass
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No module named 'setuptools_rust'
参考文档