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	lyrics.py - lyrics - Print lyrics of songs given the artist and title
	hg clone https://bitbucket.org/iamleot/lyrics
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	lyrics.py
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	1 #!/usr/pkg/bin/python3.7
	2
	3 #
	4 # Copyright (c) 2018-2019 Leonardo Taccari
	5 # All rights reserved.
	6 #
	7 # Redistribution and use in source and binary forms, with or without
	8 # modification, are permitted provided that the following conditions
	9 # are met:
	10 #
	11 # 1. Redistributions of source code must retain the above copyright
	12 # notice, this list of conditions and the following disclaimer.
	13 # 2. Redistributions in binary form must reproduce the above copyright
	14 # notice, this list of conditions and the following disclaimer in the
	15 # documentation and/or other materials provided with the distribution.
	16 #
	17 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
	18 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMI…
	19 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTIC…
	20 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONT…
	21 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	22 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	23 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINE…
	24 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	25 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	26 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF…
	27 # POSSIBILITY OF SUCH DAMAGE.
	28 #
	29
	30
	31 """
	32 fetch and print lyrics
	33
	34 lyrics is a Python script/module to print lyrics of songs given the arti…
	35 and title of the song
	36 """
	37
	38
	39 from pydoc import pager
	40 from urllib import request
	41 from bs4 import BeautifulSoup, SoupStrainer
	42
	43
	44 LYRICS_USER_AGENT = 'Mozilla/5.0 (Windows NT 6.1; rv:60.0) Gecko/2010010…
	45
	46
	47 class LyricsFetcher:
	48 def __init__(self, artist, title):
	49 self.artist = artist
	50 self.title = title
	51
	52 def _url(self):
	53 pass
	54
	55 def lyrics(self):
	56 pass
	57
	58
	59 class Genius(LyricsFetcher):
	60 def _url(self):
	61 artist = self.artist.replace("'", "").replace(' ', '-').replace(…
	62 title = self.title.replace("'", "").replace(' ', '-').replace(',…
	63 return 'https://genius.com/{}-{}-lyrics'.format(artist, title)
	64
	65 def lyrics(self):
	66 try:
	67 req = request.Request(self._url())
	68 req.add_header('User-Agent', LYRICS_USER_AGENT)
	69 with request.urlopen(req) as r:
	70 t = BeautifulSoup(r, 'html.parser',
	71 parse_only=SoupStrainer(class_='lyrics…
	72 return t.text.strip()
	73 except Exception:
	74 raise Exception("Could not fetch lyric")
	75
	76
	77 if __name__ == '__main__':
	78 import sys
	79
	80 def usage():
	81 print('usage: {} artist title'.format(sys.argv[0]))
	82 exit(1)
	83
	84 if len(sys.argv) != 3:
	85 usage()
	86
	87 artist, title = sys.argv[1:]
	88
	89 try:
	90 lf = Genius(artist, title)
	91 lyric = lf.lyrics()
	92 pager(lyric)
	93 except Exception:
	94 exit(1)