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Diffstat (limited to 'Doc/library/zlib.rst')
| -rw-r--r-- | Doc/library/zlib.rst | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/Doc/library/zlib.rst b/Doc/library/zlib.rst index a815d1f..1869bb8 100644 --- a/Doc/library/zlib.rst +++ b/Doc/library/zlib.rst @@ -60,10 +60,11 @@ The available exception and functions in this module are: Returns a compression object, to be used for compressing data streams that won't fit into memory at once. - *level* is the compression level -- an integer from ``0`` to ``9``. A value - of ``1`` is fastest and produces the least compression, while a value of + *level* is the compression level -- an integer from ``0`` to ``9`` or ``-1``. + A value of ``1`` is fastest and produces the least compression, while a value of ``9`` is slowest and produces the most. ``0`` is no compression. The default - value is ``6``. + value is ``-1`` (Z_DEFAULT_COMPRESSION). Z_DEFAULT_COMPRESSION represents a default + compromise between speed and compression (currently equivalent to level 6). *method* is the compression algorithm. Currently, the only supported value is ``DEFLATED``. |