spectrochempy.download_nist_ir

download_nist_ir(CAS, index='all')[source]

Upload IR spectra from NIST webbook.

Parameters:

CAS (int or str) – the CAS number, can be given as “XXXX-XX-X” (str), “XXXXXXX” (str), XXXXXXX (int)
index (str or int or tuple of ints) – If set to ‘all’ (default, import all available spectra for the compound corresponding to the index, or a single spectrum, or selected spectra.

Returns:

list of NDDataset or NDDataset – The dataset(s).