pyarrow.memory_map

pyarrow.memory_map(path, mode='r')

Open memory map at file path. Size of the memory map cannot change.

Parameters:

pathstr

mode{‘r’, ‘r+’, ‘w’}, default ‘r’

Whether the file is opened for reading (‘r’), writing (‘w’) or both (‘r+’).

Returns:

mmapMemoryMappedFile

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