January 2015
Intermediate to advanced
198 pages
4h 27m
English
Content preview from Python for Google App EngineBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Connecting to the instance from our application
To connect with Cloud SQL instances from our Python code, we use the MySQLdb package, which is a MySQL driver that implements the Python Database API as described in the PEP 249 document. To install the package, we can use pip; from the command line, we issue the following command:
pip install MySQL-python
We don't specify the -t option as we did when installing GCS Client Library in Chapter 3, Storing and Processing Users' Data because the MySQLdb package is included in App Engine Python Runtime Environment on the production servers and we don't need to upload it during deployment. Instead, we list the package in the libraries section of the app.yaml file:
libraries: - name: webapp2 version: "2.5.2" ...
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