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Short Availability

Supported Providers

Introduction

This page describes all of the pre-built shortable providers in LEAN. .

Null Provider

The NullShortableProvider doesn't provide shortable data, so it allows you to infinitely short assets. It's the shortable provider of the DefaultBrokerageModel.

Select Language: 
security.set_shortable_provider(NullShortableProvider())

To view the implementation of this model, see the LEAN GitHub repository.

Local Disk Provider

The LocalDiskShortableProvider sources short availability data from the local disk of a specific brokerage.

Select Language: 
security.set_shortable_provider(LocalDiskShortableProvider("axos"))

The following table describes the arguments the model accepts:

ArgumentData TypeDescriptionDefault Value
brokeragestrBrokerage to read data

To view the implementation of this model, see the LEAN GitHub repository.

Interactive Brokers Provider

The InteractiveBrokersShortableProvider sources short availability data from Interactive Brokers.

Select Language: 
security.set_shortable_provider(InteractiveBrokersShortableProvider())

To view the implementation of this model, see the LEAN GitHub repository.

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