def create_index_template(midx: pd.MultiIndex, data_type: str):
# if "res" in data_type:
# Flatten the multiindex to tuples
template = list(midx.to_flat_index().unique())
template = [dict.fromkeys(_tuple) for _tuple in template]
template = [list(d.keys()) for d in template]
single_index_values = []
# Extract from tuples
for _tuple in template:
# Get rid of level values "Gesamt"
if _tuple[-1] == "Gesamt":
if len(_tuple) >= 2:
single_index_values.append(_tuple[-2])
else:
single_index_values.append(_tuple[-1])
else:
single_index_values.append(_tuple[-1])
template = pd.Index(single_index_values)
return template
