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Session: Storing entities in session
To store entities inside session object use the store method.
def store(self, entity, key=None, etag=None, force_concurrency_check=False):Syntax
Extracts Id from entity using Conventions or generates new one if it is not available.
session.store(entity)session.store(entity, etag=etag)session.store(entity, key="doc/1")session.store(entity, key="doc/1", etag=etag)| Parameters | ||
|---|---|---|
| entity | object | Entity that will be stored |
| key | str | Entity will be stored under this key, (None to generate automatically) |
| etag | str | Current entity etag, used for concurrency checks (None to skip check) |
| force_concurrency_check | bool | Force concurrency check (False as a default value) |
Example
# generate Id automatically
# # when we have a new and empty database and conventions are not changed: 'employees/1'
employee = Employee("John", "Doe")
session.store(employee)
session.save_changes()
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