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-rw-r--r--Doc/tutorial/datastructures.rst6
1 files changed, 3 insertions, 3 deletions
diff --git a/Doc/tutorial/datastructures.rst b/Doc/tutorial/datastructures.rst
index f847ee3..f5986fe 100644
--- a/Doc/tutorial/datastructures.rst
+++ b/Doc/tutorial/datastructures.rst
@@ -268,10 +268,10 @@ it must be parenthesized. ::
[(0, 0), (1, 1), (2, 4), (3, 9), (4, 16), (5, 25)]
>>> # the tuple must be parenthesized, otherwise an error is raised
>>> [x, x**2 for x in range(6)]
- File "<stdin>", line 1, in <module>
+ File "<stdin>", line 1
[x, x**2 for x in range(6)]
- ^
- SyntaxError: invalid syntax
+ ^^^^^^^
+ SyntaxError: did you forget parentheses around the comprehension target?
>>> # flatten a list using a listcomp with two 'for'
>>> vec = [[1,2,3], [4,5,6], [7,8,9]]
>>> [num for elem in vec for num in elem]