manager.py

# -*- coding:utf-8 -*-
import os
COV = None
if os.environ.get('FLASK_COVERAGE'):
    import coverage
    COV = coverage.coverage(branch=True, include='app/*')
    COV.start()

if os.path.exists('.env'):
    print('Importing environment from .env...')
    for line in open('.env'):
        var = line.strip().split('=')
        if len(var) == 2:
            os.environ[var[0]] = var[1]

from flask_script import Manager
from app import create_app, db
from flask_migrate import Migrate, MigrateCommand

app = create_app(os.getenv('FLASK_CONFIG') or 'default')
manager = Manager(app)
migrate = Migrate(app, db)
manager.add_command('db', MigrateCommand)


@manager.command
def dev():
    from  livereload import Server
    live_server = Server(app.wsgi_app)
    live_server.watch('**/*.*')
    live_server.serve(open_url=True)

# 单元测试
@manager.command
def test(coverage=False):
    if coverage and not os.environ.get('FLASK_COVERAGE'):
        import sys
        os.environ['FLASK_COVERAGE'] = '1'
        os.execvp(sys.executable, [sys.executable] + sys.argv)
    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):
    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():
    from flask_migrate import upgrade
    from app.models import Role, User

    # 更新迁移数据库
    upgrade()
    # 创建角色
    Role.insert_roles()
    # 所有的用户都关注自己
    User.add_self_follows()


if __name__ == '__main__':
    manager.run()