removing empty lines from lyrics

app.py

@@ -159,6 +159,9 @@ def getPayload(index):
             }
  
 
+def cleanUpLines(lines):
+    return list(filter(None, lines))
+
 
 def greet(index, lyrics):
     url = API_HOST + "/v2/cloud/partners/ttsing"
@@ -167,7 +170,7 @@ def greet(index, lyrics):
     print("Calling api with "+ lyrics)
     print("URL: " + url)
 
-    lines = lyrics.split("\n")
+    lines = cleanUpLines(lyrics.split("\n"))
     #newLines = flattenLines(list(map(separate_syllables, lines)))
 
     payload = getPayload(index)