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Diffstat (limited to 'Doc/library/logging.rst')
| -rw-r--r-- | Doc/library/logging.rst | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Doc/library/logging.rst b/Doc/library/logging.rst index 032984b..e47d1a0 100644 --- a/Doc/library/logging.rst +++ b/Doc/library/logging.rst @@ -3600,13 +3600,16 @@ attribute names, their meanings and the corresponding placeholder in a %-style format string. If you are using {}-formatting (:func:`str.format`), you can use -``{{attrname}}`` as the placeholder in the format string. If you are using +``{attrname}`` as the placeholder in the format string. If you are using $-formatting (:class:`string.Template`), use the form ``${attrname}``. In both cases, of course, replace ``attrname`` with the actual attribute name you want to use. In the case of {}-formatting, you can specify formatting flags by placing them -after the attribute name, separated from it with a colon. +after the attribute name, separated from it with a colon. For example: a +placeholder of ``{msecs:03d}`` would format a millisecond value of ``4`` as +``004``. Refer to the :meth:`str.format` documentation for full details on +the options available to you. +----------------+-------------------------+-----------------------------------------------+ | Attribute name | Format | Description | |