Last

class Last(*args)

Last history storage strategy.

Parameters:

Nint

Number of points to store.

Methods

clear()	Clear the stored points.
getClassName()	Accessor to the object's name.
getHasWrapped()	Accessor to a wrapped flag.
getIndex()	Accessor to the index.
getMaximumSize()	Accessor to the maximum size of the storage strategy.
getName()	Accessor to the object's name.
getSample()	Accessor to the stored sample.
hasName()	Test if the object is named.
setDimension(dimension)	Set the dimension of points to store.
setName(name)	Accessor to the object's name.
store(*args)	Store points or samples.

See also

HistoryStrategy, Compact, Null, Full

Notes

The last strategy stores only the N last points.

__init__(*args)

clear()

Clear the stored points.

Notes

It erases the previously stored points

getClassName()

Accessor to the object’s name.

Returns:

class_namestr

The object class name (object.__class__.__name__).

getHasWrapped()

Accessor to a wrapped flag.

Returns:

wrappedbool

Return True if the storage has been wrapped.

getIndex()

Accessor to the index.

Returns:

indexint

The index of the storage position.

getMaximumSize()

Accessor to the maximum size of the storage strategy.

Returns:

Nint

The maximum number of points to store.

getName()

Accessor to the object’s name.

Returns:

namestr

The name of the object.

getSample()

Accessor to the stored sample.

Returns:

sampleSample

Numerical sample which is the collection of points stored by the history strategy.

hasName()

Test if the object is named.

Returns:

hasNamebool

True if the name is not empty.

setDimension(dimension)

Set the dimension of points to store.

This method must be called before calling the store method.

Parameters:

dimension: int

Dimension of points to store

Notes

It erases the previously stored points

setName(name)

Accessor to the object’s name.

Parameters:

namestr

The name of the object.

store(*args)

Store points or samples.

Parameters:

datasequence of float or 2-d sequence of float

Point or sample to store.

Notes

It adds a unique point or all the point of the sample in the natural order to the history.