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mvpa2.base.collections.SequenceCollectable

class mvpa2.base.collections.SequenceCollectable(value=None, name=None, doc='Sequence attribute', length=None)

Collectable to handle sequences.

It takes care about caching and recomputing unique values, as well as optional checking if assigned sequences have a desired length.

Parameters :

value : arbitrary (see derived implementations)

The actual value of this attribute.

name : str

Name of the attribute under which it should be available in its respective collection.

doc : str

Documentation about the purpose of this attribute.

length : int

If not None, enforce any array assigned as value of this collectable to be of this length. If an array does not match this requirement it is not modified, but a ValueError is raised.

set_length_check(value)

Set a target length of the value in this collectable.

Parameters :

value : int

If not None, enforce any array assigned as value of this collectable to be of this length. If an array does not match this requirement it is not modified, but a ValueError is raised.

unique

Return unique values