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# matplotlib.animation.FileMovieWriter.setup

`FileMovieWriter.``setup`(fig, outfile, dpi=None, frame_prefix=’_tmp’, clear_temp=True)

  Perform setup for writing the movie file.

  Parameters: | fig : matplotlib.figure.Figure The figure to grab the rendered frames from. outfile : str The filename of the resulting movie file. dpi : number, optional The dpi of the output file. This, with the figure size, controls the size in pixels of the resulting movie file. Default is fig.dpi. frame_prefix : str, optional The filename prefix to use for temporary files. Defaults to ‘_tmp’. clear_temp : bool, optional If the temporary files should be deleted after stitching the final result. Setting this to `False` can be useful for debugging. Defaults to `True`.