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5.11 Special attributes for netCDF-4 data
To display new characterisitics of netCDF-4 data, such as compression and chunking:

The special attributes include:

_ChunkSizes a list of chunk sizes for each dimension of the variable
_DeflateLevel an integer between 0 and 9 inclusive if compression was specified for the variable
_Endianness either `little' or `big', depending on how the variable was stored when first written
_Fletcher32 `true' if the checksum property was set for the variable
_Format a global attribute specifying the netCDF format variant, one of `classic', `64-bit offset', `netCDF-4', or `netCDF-4 classic model'
_NoFill `true' if the persistent NoFill property was set for the variable when it was defined
_Shuffle `true' if use of the shuffle filter was specified for the variable
_Storage `contiguous' or `chunked', depending on how the variable's data is stored
 $ ncdump -s -h tstd1s.nc 
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