Did some of poem_server, haven't handled exception

Can get all but the couplet with both lines rhyming with word working,
haven't figured out how to get the exceptions handled yet.

poem_server/app/views.py

@@ -6,3 +6,51 @@ from random import choice, sample
 @route_get('lines/random', args={})
 def get_random_line(params):
     return {'line': Line.objects.random().text}
+
+@route_get('lines/about', args={'topic': str})
+def get_about_line(params):
+    try:
+        line = Line.objects.filter(clean_text__contains=params['topic']).random()
+        return line.to_dict()
+    except:
+        raise NotFound("Line not found")
+
+@route_get('lines/rhyme', args={'word': str})
+def get_rhyme_line(params):
+    try:
+        rhyme = Rhyme.get_rhyme_for_word(params['word']).lines.exclude(clean_text__endswith=" "+params['word']).first()
+        return rhyme.to_dict()
+    except Rhyme.DoesNotExist:
+        raise NotFound("Rhyme not found")
+
+@route_get('couplets/random', args={})
+def get_random_couplet(params):
+    try:
+        line = Line.objects.random()
+        for rl in line.rhyming_lines().sample(1):
+            rhyme = rl
+            #print(rhyme.text)
+        return {'lines': [line.text, rhyme.text]}
+    except Line.DoesNotExist:
+        raise NotFound("Rhyme not found")
+
+@route_get('couplets/about', args={'topic': str})
+def get_about_couplet(params):
+    try:
+        line = Line.objects.filter(clean_text__contains=params['topic']).random()
+        for rl in line.rhyming_lines().sample(1):
+            rhyme = rl
+        return {'lines': [line.text, rhyme.text]}
+    except:
+        pass
+
+@route_get('couplets/rhyme', args={'word': str})
+def get_rhyme_couplet(params):
+    try:
+        toRhyme = Rhyme.get_rhyme_for_word(params['word']).lines.exclude(clean_text__endswith=" " + params['word']).first()
+        line = Line.
+        for rl in line.rhyming_lines().sample(1):
+            rhyme = rl
+        return {'lines': [line.text, rhyme.text]}
+    except:
+        pass