diff options
Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/library/2to3.rst | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/Doc/library/2to3.rst b/Doc/library/2to3.rst index 2e9547c6..27626e0 100644 --- a/Doc/library/2to3.rst +++ b/Doc/library/2to3.rst @@ -53,13 +53,17 @@ After transformation, :file:`example.py` looks like this:: Comments and and exact indentation are preserved throughout the translation process. -By default, 2to3 runs a set of predefined fixers. The :option:`-l` flag -lists all avaible fixers. An explicit set of fixers to run can be given by use -of the :option:`-f` flag. The following example runs only the ``imports`` and -``has_key`` fixers:: +By default, 2to3 runs a set of predefined fixers. The :option:`-l` flag lists +all avaible fixers. An explicit set of fixers to run can be given with +:option:`-f`. Likewise the :option:`-x` explicitly disables a fixer. The +following example runs only the ``imports`` and ``has_key`` fixers:: $ 2to3 -f imports -f has_key example.py +This command runs every fixer except the ``apply`` fixer:: + + $ 2to3 -x apply example.py + Some fixers are *explicit*, meaning they aren't run be default and must be listed on the command line to be run. Here, in addition to the default fixers, the ``idioms`` fixer is run:: @@ -78,8 +82,8 @@ flag. Note that *only* doctests will be refactored. This also doesn't require the module to be valid Python. For example, doctest like examples in a reST document could also be refactored with this option. -The :option:`-v` option enables the output of more information on the -translation process. +The :option:`-v` option enables output of more information on the translation +process. When the :option:`-p` is passed, 2to3 treats ``print`` as a function instead of a statement. This is useful when ``from __future__ import print_function`` is |