ptrepack - Online in the Cloud

PROGRAM:

NAME

ptrepack - Copy any PyTables Leaf, Group or complete subtree into another file.

SYNOPSIS

ptrepack -h -v -o -R start,stop,step --non-recursive --dest-title=title
--dont-copyuser-attrs --overwrite-nodes --complevel=(0-9) --complib=lib --shuffle=(0|1)
--fletcher32=(0|1) --keep-source-filters --upgrade-flavors --dont-regenerate-old-indexes
sourcefile:sourcegroup destfile:destgroup

DESCRIPTION

Copy any Leaf, Group or complete subtree from a PyTables file into another file.

OPTIONS

A summary of options is included below.

-h Prints a help text.

-v Show more information.

-o Overwrite destination file.

-R RANGE
Select a RANGE of rows in the form start,stop,step during the copy of all the
leaves.

--non-recursive
Do not do a recursive copy. Default is to do it.

--dest-title=title
Title for the new file (if not specified, the source is copied).

--dont-copy-userattrs
Do not copy the user attrs (default is to do it).

--overwrite-nodes
Overwrite destination nodes if they exist. Default is not to overwrite them.

--complevel=(0-9)
Set a compression level (0 for no compression, which is the default).

--complib=lib
Set the compression library to be used during the copy. lib can be set to "zlib",
"lzo", "ucl" or "bzip2". Defaults to "zlib".

--shuffle=(0|1)
Activate or not the shuffling filter (default is active if complevel>0).

--fletcher32=(0|1)
Whether to activate or not the fletcher32 filter (not active by default).

--keep-source-filters
Use the original filters in source files. The default is not doing that if any of
--complevel, --complib, --shuffle or --fletcher32 option is specified.

--upgrade-flavors
When repacking PyTables 1.x files, the flavor of leaves will be unset. With this,
such a leaves will be serialized as objects with the internal flavor ("numpy" for
2.x series).

--dont-regenerate-old-indexes
Disable regenerating old indexes. The default is to regenerate old indexes as they
are found.

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