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e.g. "templates" or "datastore"

# The Python Datastore API

The App Engine datastore provides a query engine and transactional storing with a simple API, all running on Google's scalable infrastructure. The Python interface includes a data modeling API and a SQL-like query language called GQL, making developing scalable data-backed apps as easy as with simple web hosting.

This reference has the following sections:

- Overview
- Entities and Models
- Creating, Getting and Deleting Data
- Keys and Entity Groups
- Queries and Indexes
- Transactions
- Reference
  - Model
  - Expando
  - PolyModel
  - Property
  - Query
  - GqlQuery
  - Key
  - Functions
  - Types and Property Classes
  - GQL Reference
  - Exceptions