Comprehension as a filter, removing need for 0s

Pablo Brasero · Pablo Brasero · commit eeb099aac054 · 2016-07-27T10:22:21.000+01:00
diff --git a/python/hamming/hamming.py b/python/hamming/hamming.py
@@ -1,2 +1,2 @@
 def distance(s1, s2):
-    return sum([n1 != n2 and 1 or 0 for n1, n2 in zip(s1, s2)])
+    return sum(1 for n1, n2 in zip(s1, s2) if n1 != n2)

Original file line number	Diff line number	Diff line change
`@@ -1,2 +1,2 @@`
`1`	`1`	`def distance(s1, s2):`
`2`		`- return sum([n1 != n2 and 1 or 0 for n1, n2 in zip(s1, s2)])`
	`2`	`+ return sum(1 for n1, n2 in zip(s1, s2) if n1 != n2)`