cf.CHUNKSIZE¶

cf.CHUNKSIZE(*new_chunksize)[source]¶

Return or set the chunk size for data storage and processing.

When setting the chunk size, the amount of minimum amount of memory to be kept free as a temporary work space is also updated.

Parameters :	new_chunksize : int, optional The new chunk size in bytes.
Returns :	out : int or None If new_chunksize was not set then return the existing chunk size in bytes, otherwise return None.

Examples

>>> cf.CHUNKSIZE()
104857600
>>> cf.CHUNKSIZE(2**30)
>>> cf.CHUNKSIZE()
1073741824