我在settings.py中设置了mySQL数据库,如下所示:

if os.getenv('GAE_APPLICATION', None):
    # Running on production App Engine, so connect to Google Cloud SQL using
    # the unix socket at /cloudsql/<your-cloudsql-connection string>
    DATABASES = {
        'default': {
            'ENGINE': 'django.db.backends.mysql',
            'HOST': '/cloudsql/myApp:europe-west1:myApp-instance',
            'NAME': 'myApp',
            'USER': 'myApp',
            'PASSWORD': 'myApp', }}
else:
    # Running locally so connect to either a local MySQL instance or connect to
    # Cloud SQL via the proxy. To start the proxy via command line:
    #
    #     $ ./cloud_sql_proxy -instances="myApp:europe-west1:myApp-instance"=tcp:3306
    #
    # See https://cloud.google.com/sql/docs/mysql-connect-proxy
    DATABASES = {
        'default': {
            'ENGINE': 'django.db.backends.mysql',
            'HOST': '127.0.0.1',
            'PORT': '3306',
            'NAME': 'myApp',
            'USER': 'myApp',
            'PASSWORD': 'myApp', }}


当我想在本地运行myApp时,必须首先在终端上运行以下命令:

./cloud_sql_proxy -instances="myApp:europe-west1:myApp-instance"=tcp:3306


而且很烦人……有没有办法将其集成到我的代码中?

例如,我会在设置中放置一些内容,这些内容会在'else:'之后立即自动运行命令。
但是我不知道该写些什么...什么主意?可能吗?

最佳答案

使用os.system从Python代码运行shell命令:

os.system('./cloud_sql_proxy -instances=\"myApp:europe-west1:myApp-instance\"=tcp:3306')


subprocess

subprocess.call(['./cloud_sql_proxy -instances=\"myApp:europe-west1:myApp-instance\"=tcp:3306'], shell=True)

10-08 07:05
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