from mp_api.client import MPRester
from emmet.core.xas import Edge, XASDoc, Type
with MPRester(“your_api_key_here”) as mpr:
xas = mpr.materials.xas.search(formula = “TiO2”,
absorbing_element = ‘Ti’,
edge = Edge.K)
which is used solely for retreival, but how to download spectrum?