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| -rw-r--r-- | Doc/tutorial/introduction.rst | 14 | ||||
| -rw-r--r-- | Misc/NEWS.d/next/Documentation/2018-06-22-08-38-29.bpo-33460.kHt4D0.rst | 1 |
2 files changed, 11 insertions, 4 deletions
diff --git a/Doc/tutorial/introduction.rst b/Doc/tutorial/introduction.rst index 22a209c..e68c9b1 100644 --- a/Doc/tutorial/introduction.rst +++ b/Doc/tutorial/introduction.rst @@ -223,10 +223,14 @@ This only works with two literals though, not with variables or expressions:: >>> prefix = 'Py' >>> prefix 'thon' # can't concatenate a variable and a string literal - ... + File "<stdin>", line 1 + prefix 'thon' + ^ SyntaxError: invalid syntax >>> ('un' * 3) 'ium' - ... + File "<stdin>", line 1 + ('un' * 3) 'ium' + ^ SyntaxError: invalid syntax If you want to concatenate variables or a variable and a literal, use ``+``:: @@ -320,10 +324,12 @@ Python strings cannot be changed --- they are :term:`immutable`. Therefore, assigning to an indexed position in the string results in an error:: >>> word[0] = 'J' - ... + Traceback (most recent call last): + File "<stdin>", line 1, in <module> TypeError: 'str' object does not support item assignment >>> word[2:] = 'py' - ... + Traceback (most recent call last): + File "<stdin>", line 1, in <module> TypeError: 'str' object does not support item assignment If you need a different string, you should create a new one:: diff --git a/Misc/NEWS.d/next/Documentation/2018-06-22-08-38-29.bpo-33460.kHt4D0.rst b/Misc/NEWS.d/next/Documentation/2018-06-22-08-38-29.bpo-33460.kHt4D0.rst new file mode 100644 index 0000000..6ee63b0 --- /dev/null +++ b/Misc/NEWS.d/next/Documentation/2018-06-22-08-38-29.bpo-33460.kHt4D0.rst @@ -0,0 +1 @@ +replaced ellipsis with correct error codes in tutorial chapter 3. |