# Plugin


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## Imports

## Configuration

------------------------------------------------------------------------

### DemucsPluginConfig

``` python

def DemucsPluginConfig(
    model:str='htdemucs', device:str='auto', shifts:int=1, overlap:float=0.25, segment:Optional=None,
    save_other_stems:bool=False, output_format:str='wav'
)->None:

```

*Configuration for the Demucs processing plugin.*

## Plugin Class

------------------------------------------------------------------------

### DemucsProcessingPlugin

``` python

def DemucsProcessingPlugin(
    
):

```

*Demucs v4 source separation plugin for vocals extraction.*

------------------------------------------------------------------------

### DemucsProcessingPlugin.prefetch

``` python

def prefetch(
    
)->None:

```

*CR-4 (SG-19): eagerly load the model so the first execute() doesn’t
pay* the download/load cost. Idempotent via \_load_model’s None-guard.

------------------------------------------------------------------------

### DemucsProcessingPlugin.on_disable

``` python

def on_disable(
    
)->None:

```

*CR-2: release the GPU model when the operator disables the plugin (the*
worker stays alive); lazy reload on the next execute after re-enable.

------------------------------------------------------------------------

### DemucsProcessingPlugin.cleanup

``` python

def cleanup(
    
)->None:

```

*Clean up plugin resources.*

------------------------------------------------------------------------

### DemucsProcessingPlugin.is_available

``` python

def is_available(
    
)->bool: # Whether the plugin can run

```

*Check if the plugin is available on this system.*