---
title: "Key"
description: "API documentation for Key"
url: https://developer.disguise.one/python-api/docs/key/
---

# Key

See also: [Track & Sequencing Guide](/plugins/guides/track-and-sequencing)

Base class: _\_BlipValue_

Subclasses: _[KeyAsKeyContainer](/python-api/docs/keyaskeycontainer#keyaskeycontainer)_, _[KeyFloat](/python-api/docs/keyfloat#keyfloat)_, _[KeyResource](/python-api/docs/keyresource#keyresource)_, _[KeyString](/python-api/docs/keystring#keystring)_

## Properties

#### **interpolation** : _int_

#### **localT** : _float_

## Variables

#### **cubic** : _Final\[int\]_ = 2

#### **linear** : _Final\[int\]_ = 1

#### **select** : _Final\[int\]_ = 0

#### **tEpsilon** : _Final\[float\]_ = 0.0009765625