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author | Nick Coghlan <ncoghlan@gmail.com> | 2012-06-07 12:41:34 (GMT) |
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committer | Nick Coghlan <ncoghlan@gmail.com> | 2012-06-07 12:41:34 (GMT) |
commit | a3a164a03c78d66539f4fe9abf8d1dd5c08babaa (patch) | |
tree | 0135fcb3eec947333af8b5587c87756e0e1346ad | |
parent | 58f07a9d6d2aa7b5d624ef23cc89c99071fa249f (diff) | |
download | cpython-a3a164a03c78d66539f4fe9abf8d1dd5c08babaa.zip cpython-a3a164a03c78d66539f4fe9abf8d1dd5c08babaa.tar.gz cpython-a3a164a03c78d66539f4fe9abf8d1dd5c08babaa.tar.bz2 |
Nudge readers towards a more accurate mental model for loop else clauses
-rw-r--r-- | Doc/tutorial/controlflow.rst | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Doc/tutorial/controlflow.rst b/Doc/tutorial/controlflow.rst index 5ed5aea..902f2bd 100644 --- a/Doc/tutorial/controlflow.rst +++ b/Doc/tutorial/controlflow.rst @@ -187,6 +187,13 @@ following loop, which searches for prime numbers:: (Yes, this is the correct code. Look closely: the ``else`` clause belongs to the :keyword:`for` loop, **not** the :keyword:`if` statement.) +When used with a loop, the ``else`` clause has more in common with the +``else`` clause of a :keyword:`try` statement than it does that of +:keyword:`if` statements: a :keyword:`try` statement's ``else`` clause runs +when no exception occurs, and a loop's ``else`` clause runs when no ``break`` +occurs. For more on the :keyword:`try` statement and exceptions, see +:ref:`tut-handling`. + .. _tut-pass: |