Containers fields

Base classes for containers.

class yadm.fields.containers.Container(field, parent, value)

Base class for containers.

reload()

Reload all object from database.

class yadm.fields.containers.ContainerField(item_field=None, *, auto_create=True, **kwargs)

Base class for container fields.

container

alias of Container

from_mongo(document, value)

Convert mongo value to python value.

Parameters:
  • document (BaseDocument) – document
  • value – mongo value
Returns:

python value
get_default(document)

Return default value.

get_default_value()
prepare_item(container, item, value)
prepare_value(document, value)

The method is called when value is assigned for the attribute.

Parameters:
Returns:

prepared value

It must be accept value argument and return processed (e.g. casted) analog. Also it is called once for the default value.

to_mongo(document, value)

Convert python value to mongo value.

Parameters:
  • document (BaseDocument) – document
  • value – python value
Returns:

mongo value