GreyOrdinates.empty

classmethod GreyOrdinates.empty(filename, axes, dtype=<class 'float'>)[source]

Creates an empty file to store the greyordinates with the type determined by the extension:

  • .nii: CIFTI file

  • .h5/hdf5/he2/he5: HDF5 file representing CIFTI data

  • .zarr: zarr file representing CIFTI data

Parameters

  • filename – target filename

  • axes – cifti2 axes

  • dtype – data type of array

Returns

Greyordinate object where CIFTI data can be stored