lamindb.Param

class lamindb.Param

Bases: Registry, CanValidate, TracksRun, TracksUpdates

Parameters of runs & models akin to Feature for datasets.

Attributes

objects Manager

paramvalue_set ReverseManyToOneDescriptor

Accessor to the related objects manager on the reverse side of a many-to-one relation.

In the example:

class Child(Model):
    parent = ForeignKey(Parent, related_name='children')

Parent.children is a ReverseManyToOneDescriptor instance.

Most of the implementation is delegated to a dynamically defined manager class built by create_forward_many_to_many_manager() defined below.

Fields

id BigAutoField

A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.

created_at DateTimeField

Time of creation of record.

created_by ForeignKey

Creator of record, a User.

run ForeignKey

Last run that created or updated the record, a Run.

updated_at DateTimeField

Time of last update to record.

name CharField

A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.

dtype CharField

Data type (“number”, “cat”, “int”, “float”, “bool”, “datetime”).

For categorical types, can define from which registry values are sampled, e.g., cat[ULabel] or cat[bionty.CellType].

previous_runs ManyToManyField

Sequence of runs that created or updated the record.

Methods