A suitable downloader can be found using the 'get_suitable_downloader' function. Each subclass implements 'real_download', for downloading an info dict you call the 'download' method, which first checks if the video has already been downloaded
		
			
				
	
	
		
			13 lines
		
	
	
		
			551 B
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			13 lines
		
	
	
		
			551 B
		
	
	
	
		
			Python
		
	
	
	
	
	
# Legacy file for backwards compatibility, use youtube_dl.downloader instead!
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from .downloader import FileDownloader as RealFileDownloader
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from .downloader import get_suitable_downloader
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# This class reproduces the old behaviour of FileDownloader
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class FileDownloader(RealFileDownloader):
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    def _do_download(self, filename, info_dict):
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        real_fd = get_suitable_downloader(info_dict)(self.ydl, self.params)
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        for ph in self._progress_hooks:
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            real_fd.add_progress_hook(ph)
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        return real_fd.download(filename, info_dict)
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