Fix tests (#275)

* Update lyrics in song tests

Lyrics got updated on Genius.

* Improve exception raises (flake8)

lyricsgenius/api/base.py

@@ -81,11 +81,11 @@ def _make_request(
             except Timeout as e:
                 error = "Request timed out:\n{e}".format(e=e)
                 if tries > self.retries:
-                    raise Timeout(error)
+                    raise Timeout(error) from e
             except HTTPError as e:
                 error = get_description(e)
                 if response.status_code < 500 or tries > self.retries:
-                    raise HTTPError(response.status_code, error)
+                    raise HTTPError(response.status_code, error) from e
 
             # Enforce rate limiting
             time.sleep(self.sleep_time)

tests/test_genius.py

@@ -85,8 +85,8 @@ def setUpClass(cls):
         cls.lyrics_ending = (
             "[Outro]"
             "\nNow I’m kicking leaves"
-            "\nCursing the one that I love and the one I don’t"
-            "\nI wonder who you’re thinking of"
+            "\nCursing the one that I love and the one I don't"
+            "\nI wonder who you're thinking of"
         )
 
     def test_lyrics_with_url(self):

tests/test_song.py

@@ -34,7 +34,7 @@ def test_artist(self):
         self.assertEqual(self.song.artist, self.artist_name)
 
     def test_lyrics_raw(self):
-        lyrics = '[Verse 1: Andy Shauf]'
+        lyrics = '[Verse 1]'
         self.assertTrue(self.song.lyrics.startswith(lyrics))
 
     def test_lyrics_no_section_headers(self):