message_ix_models.model.material.data_util.read_rel

message_ix_models.model.material.data_util.read_rel(scenario: Scenario, material: str, ssp: str | None, filename: str) → DataFrame

Read relation_* type parameter data for specific industry

Parameters:

• ssp – if relations are available for different SSPs, the respective file is selected

• scenario – scenario used to get structural information like

• material – name of material folder where xlsx is located

• filename – name of xlsx file

Returns:

DataFrame containing relation_* parameter data

Return type:

pd.DataFrame