Simply the sample code for combinations().
diff --git a/Doc/library/itertools.rst b/Doc/library/itertools.rst
index 6dc19a1..6155322 100644
--- a/Doc/library/itertools.rst
+++ b/Doc/library/itertools.rst
@@ -103,15 +103,14 @@
yield tuple(pool[i] for i in vec)
while 1:
for i in reversed(range(r)):
- if vec[i] == i + n-r:
- continue
- vec[i] += 1
- for j in range(i+1, r):
- vec[j] = vec[j-1] + 1
- yield tuple(pool[i] for i in vec)
- break
+ if vec[i] != i + n - r:
+ break
else:
return
+ vec[i] += 1
+ for j in range(i+1, r):
+ vec[j] = vec[j-1] + 1
+ yield tuple(pool[i] for i in vec)
.. versionadded:: 2.6