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Code Issues Releases Wiki Activity

Issue #17670: Provide an example of expandtabs() usage.

This commit is contained in:
Ned Deily 2013-04-21 13:05:21 -07:00
parent 4140fb5211
commit bebe91a0ef
1 changed files with 17 additions and 5 deletions
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Doc/library/stdtypes.rst
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@ -1526,11 +1526,23 @@ expression support in the :mod:`re` module).
.. method:: str.expandtabs([tabsize]) .. method:: str.expandtabs([tabsize])
Return a copy of the string where all tab characters are replaced by zero or Return a copy of the string where all tab characters are replaced by one or
more spaces, depending on the current column and the given tab size. The more spaces, depending on the current column and the given tab size. Tab
column number is reset to zero after each newline occurring in the string. positions occur every *tabsize* characters (default is 8, giving tab
If *tabsize* is not given, a tab size of ``8`` characters is assumed. This positions at columns 0, 8, 16 and so on). To expand the string, the current
doesn't understand other non-printing characters or escape sequences. column is set to zero and the string is examined character by character. If
the character is a tab (``\t``), one or more space characters are inserted
in the result until the current column is equal to the next tab position.
(The tab character itself is not copied.) If the character is a newline
(``\n``) or return (``\r``), it is copied and the current column is reset to
zero. Any other character is copied unchanged and the current column is
incremented by one regardless of how the character is represented when
printed.
>>> '01\t012\t0123\t01234'.expandtabs()
'01 012 0123 01234'
>>> '01\t012\t0123\t01234'.expandtabs(4)
'01 012 0123 01234'
.. method:: str.find(sub[, start[, end]]) .. method:: str.find(sub[, start[, end]])