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manage.py
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manage.py
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#!/usr/bin/env python
#coding=utf-8
#上面这条声明让程序在unix系统中可以通过./manage.py执行脚本
import os
COV = None
if os.environ.get('FLASK_COVERAGE'):
import coverage
COV = coverage.coverage(branch=True,include='app/*')
COV.start()
from app import create_app,db
from app.models import User,Role,Post,Permission,Follow,Comment
from flask.ext.script import Manager,Shell
from flask.ext.migrate import Migrate,MigrateCommand
app = create_app(os.getenv('FLASK_CONFIG') or 'default')#os.getenv用来读取环境变量
manager = Manager(app)
migrate = Migrate(app,db)
def make_shell_context():
return dict(app=app,db=db,User=User,Follow=Follow,Role=Role,Permission=Permission,Post=Post)
manager.add_command('shell',Shell(make_context=make_shell_context))#集成python shell
manager.add_command('db',MigrateCommand)
@manager.command#自定义命令,命令名即函数名,python manage.py test
def test(coverage=False):
"""Run the unit tests."""
if coverage and not os.environ.get('FLASK_COVERAGE'):
import sys
os.environ['FLASK_COVERAGE'] = '1'
os.execvp(sys.executable,[sys.executable] + sys.argv)#重新开始一个进程,sys.executable相当于python
#解释程序,sys.argv是当前程序的路径,即相当于重启本程序
import unittest
tests = unittest.TestLoader().discover('tests')
unittest.TextTestRunner(verbosity=2).run(tests)
if COV:
COV.stop()
COV.save()
print('Coverage Summary:')
COV.report()
basedir = os.path.abspath(os.path.dirname(__file__))
covdir = os.path.join(basedir,'tmp/coverage')
COV.html_report(directory=covdir)
print ('HTML version:file://%s/index.html' % covdir)
COV.erase()
@manager.command
def profile(length=25,profile_dir=None):
"""Start the application under the code profiler."""
from werkzeug.contrib.profiler import ProfilerMiddleware
app.wsgi_app = ProfilerMiddleware(app.wsgi_app,restrictions=[length],
profile_dir=profile_dir)
app.run()
@manager.command
def deploy():
"""Run deployment tasks."""
from flask.ext.migrate import upgrade
from app.models import Role,User
upgrade()
Role.insert_roles()
User.add_self_follows()
if __name__ == '__main__':
manager.run()