función de búsqueda de pytube
>>> from pytube import Search
>>> s = Search('YouTube Rewind')
>>> len(s.results)
17
>>> s.results
[\
<pytube.__main__.YouTube object: videoId=YbJOTdZBX1g>, \
<pytube.__main__.YouTube object: videoId=PKtnafFtfEo>, \
...\
]
>>>
Worried Wallaby