[英]Connection to MySQL DB with App Engine
我正在关注此处找到的Google Cloud的MySQL教程。 我按原样复制了main.py中的代码,但出现以下错误:
File "D:\\BitBucket\\Code\\main.py", line 44, in get db = connect_to_cloudsql() File "D:\\BitBucket\\Code\\main.py", line 34, in connect_to_cloudsql db = MySQLdb.connect(host='127.0.0.1', user=CLOUDSQL_USER, passwd=CLOUDSQL_PASSWORD) File "C:\\Python27\\lib\\site-packages\\MySQLdb\\__init__.py", line 81, in Connect return Connection(*args, **kwargs) File "C:\\Python27\\lib\\site-packages\\MySQLdb\\connections.py", line 191, in __init__ super(Connection, self).__init__(*args, **kwargs2) TypeError: connect() argument 2 must be string, not None
我看到connect_to_cloudsql()
需要接受两个参数,但是我在文档中找不到指向什么的内容。
我的app.yaml看起来像这样:
# application: reliance-it
# # application: reliance-test
# module: default
# version: 5
# runtime: python27
# api_version: 1
# instance_class: F2
# threadsafe: true
# automatic_scaling:
# min_idle_instances: 0
# max_idle_instances: automatic
# min_pending_latency: 30ms
# max_pending_latency: automatic
application: reliance-group
module: default
version: 1
runtime: python27
api_version: 1
threadsafe: yes
env_variables:
CLOUDSQL_CONNECTION_NAME: reliance-group:us-central1:cash-flow
CLOUDSQL_USER: root
CLOUDSQL_PASSWORD: p_ROOTadmin$123
libraries:
- name: MySQLdb
version: "latest"
- name: webapp2
version: latest
- name: jinja2
version: latest
- name: pycrypto
version: "2.6"
- name: PIL
version: latest
inbound_services:
- mail
handlers:
- url: /stylesheets
static_dir: css
mime_type: text/css
- url: /scripts
static_dir: js
- url: /favicon\.ico
static_files: css/images/favicon.ico
upload: css/images/favicon.ico
#========Default Handler=========
- url: /.*
script: main.application
原来, CLOUDSQL_CONNECTION_NAME = os.environ.get('connection-name')
为None
。 只需将其替换为CLOUDSQL_CONNECTION_NAME = 'connection-name'
然后对CLOUDSQL_USER
和CLOUDSQL_PASSWORD
进行相同操作即可。 希望遇到同样问题的人对我的回答有所帮助。
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.