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Merged
merged 13 commits into from
Sep 26, 2019
Merged

bpo-38112: Compileall improvements #16012

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dec5871
Raise the limit of maximum path depth to actual recursion limit
frenzymadness Sep 6, 2019
268acef
[refactoring] ddir arg is useless in _walk_dir function
frenzymadness Sep 6, 2019
dae2c6a
Add posibilities to adjust a path compiled in .pyc file.
frenzymadness Sep 6, 2019
3ce38d7
Add a possibility to specify multiple optimization levels
frenzymadness Sep 6, 2019
23ef6f9
Add a symlinks limitation feature
frenzymadness Sep 7, 2019
ba1a47c
Add test of maxlevels attribute of compile_dir function
frenzymadness Sep 7, 2019
a5118d2
Add tests for new features strip/prepend
frenzymadness Sep 7, 2019
21acf0d
Add tests for multiple optimization levels
frenzymadness Sep 7, 2019
6ecce95
Add tests for symlinks limit feature
frenzymadness Sep 7, 2019
1009e79
Test behavior of compileall with a symlink loop
encukou Sep 12, 2019
6c24694
Adjust documentation
encukou Sep 12, 2019
0783a29
Add NEWS entry for compileall module changes
frenzymadness Sep 24, 2019
7e1ed0f
Raise an agrparse error for bad arguments; update documentation
encukou Sep 25, 2019
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39 changes: 38 additions & 1 deletion Doc/library/compileall.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,13 @@ compile Python sources.
cases where the source file does not exist at the time the byte-code file is
executed.

.. cmdoption:: -s strip_prefix
.. cmdoption:: -p prepend_prefix

Remove (``-s``) or append (``-p``) the given prefix of paths
recorded in the ``.pyc`` files.
Cannot be combined with ``-d``.

.. cmdoption:: -x regex

regex is used to search the full path to each file considered for
Expand Down Expand Up @@ -96,6 +103,16 @@ compile Python sources.
variable is not set, and ``checked-hash`` if the ``SOURCE_DATE_EPOCH``
environment variable is set.

.. cmdoption:: -o level

Compile with the given optimization level. May be used multiple times
to compile for multiple levels at a time (for example,
``compileall -o 1 -o 2``).

.. cmdoption:: -e dir

Ignore symlinks pointing outside the given directory.

.. versionchanged:: 3.2
Added the ``-i``, ``-b`` and ``-h`` options.

Expand All @@ -107,6 +124,12 @@ compile Python sources.
.. versionchanged:: 3.7
Added the ``--invalidation-mode`` option.

.. versionchanged:: 3.9
Added the ``-s``, ``-p``, ``-e`` options.
Raised the default recursion limit from 10 to
:py:func:`sys.getrecursionlimit()`.
Added the possibility to specify the ``-o`` option multiple times.


There is no command-line option to control the optimization level used by the
:func:`compile` function, because the Python interpreter itself already
Expand All @@ -120,7 +143,7 @@ runtime.
Public functions
----------------

.. function:: compile_dir(dir, maxlevels=10, ddir=None, force=False, rx=None, quiet=0, legacy=False, optimize=-1, workers=1, invalidation_mode=None)
.. function:: compile_dir(dir, maxlevels=sys.getrecursionlimit(), ddir=None, force=False, rx=None, quiet=0, legacy=False, optimize=-1, workers=1, invalidation_mode=None, stripdir=None, prependdir=None, limit_sl_dest=None)

Recursively descend the directory tree named by *dir*, compiling all :file:`.py`
files along the way. Return a true value if all the files compiled successfully,
Expand Down Expand Up @@ -166,6 +189,10 @@ Public functions
:class:`py_compile.PycInvalidationMode` enum and controls how the generated
pycs are invalidated at runtime.

The *stripdir*, *prependdir* and *limit_sl_dest* arguments correspond to
the ``-s``, ``-p`` and ``-e`` options described above.
They may be specified as ``str``, ``bytes`` or :py:class:`os.PathLike`.

.. versionchanged:: 3.2
Added the *legacy* and *optimize* parameter.

Expand All @@ -191,6 +218,9 @@ Public functions
.. versionchanged:: 3.8
Setting *workers* to 0 now chooses the optimal number of cores.

.. versionchanged:: 3.9
Added *stripdir*, *prependdir* and *limit_sl_dest* arguments.

.. function:: compile_file(fullname, ddir=None, force=False, rx=None, quiet=0, legacy=False, optimize=-1, invalidation_mode=None)

Compile the file with path *fullname*. Return a true value if the file
Expand Down Expand Up @@ -223,6 +253,10 @@ Public functions
:class:`py_compile.PycInvalidationMode` enum and controls how the generated
pycs are invalidated at runtime.

The *stripdir*, *prependdir* and *limit_sl_dest* arguments correspond to
the ``-s``, ``-p`` and ``-e`` options described above.
They may be specified as ``str``, ``bytes`` or :py:class:`os.PathLike`.

.. versionadded:: 3.2

.. versionchanged:: 3.5
Expand All @@ -238,6 +272,9 @@ Public functions
.. versionchanged:: 3.7.2
The *invalidation_mode* parameter's default value is updated to None.

.. versionchanged:: 3.9
Added *stripdir*, *prependdir* and *limit_sl_dest* arguments.

.. function:: compile_path(skip_curdir=True, maxlevels=0, force=False, quiet=0, legacy=False, optimize=-1, invalidation_mode=None)

Byte-compile all the :file:`.py` files found along ``sys.path``. Return a
Expand Down
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