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Diffstat (limited to 'Doc/tut')
| -rw-r--r-- | Doc/tut/tut.tex | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/Doc/tut/tut.tex b/Doc/tut/tut.tex index 86014a8..8a47b22 100644 --- a/Doc/tut/tut.tex +++ b/Doc/tut/tut.tex @@ -801,24 +801,24 @@ Apart from these standard encodings, Python provides a whole set of other ways of creating Unicode strings on the basis of a known encoding. -The builtin \function{unicode()}\bifuncindex{unicode} provides access +The built-in function \function{unicode()}\bifuncindex{unicode} provides access to all registered Unicode codecs (COders and DECoders). Some of the more well known encodings which these codecs can convert are \emph{Latin-1}, \emph{ASCII}, \emph{UTF-8} and \emph{UTF-16}. The latter two -are variable length encodings which permit to store Unicode characters -in 8 or 16 bits. Python uses UTF-8 as default encoding. This becomes -noticeable when printing Unicode strings or writing them to files. +are variable-length encodings which store Unicode characters +in blocks of 8 or 16 bits. To print a Unicode string or write it to a file, +you must convert it to a string with the \method{encode()} method. \begin{verbatim} >>> u"äöü" u'\344\366\374' ->>> str(u"äöü") +>>> u"äöü".encode('UTF-8') '\303\244\303\266\303\274' \end{verbatim} If you have data in a specific encoding and want to produce a corresponding Unicode string from it, you can use the -\function{unicode()} builtin with the encoding name as second +\function{unicode()} function with the encoding name as second argument. \begin{verbatim} @@ -826,14 +826,6 @@ argument. u'\344\366\374' \end{verbatim} -To convert the Unicode string back into a string using the original -encoding, the objects provide an \method{encode()} method. - -\begin{verbatim} ->>> u"äöü".encode('UTF-8') -'\303\244\303\266\303\274' -\end{verbatim} - \subsection{Lists \label{lists}} |