ReportColumnSpec

evo.blockmodels.typed.report.ReportColumnSpec

Specification for a column in a report.

Parameters:

Name	Type	Description	Default
`column_name`	`str`	The name of the column in the block model.	required
`aggregation`	`Aggregation`	How to aggregate the column values. Use `Aggregation` enum: - `Aggregation.MASS_AVERAGE` - Mass-weighted average (for grades) - `Aggregation.SUM` - Sum of values (for metal content)	`SUM`
`label`	`str \| None`	Display label for the column in the report.	`None`
`output_unit_id`	`str \| None`	Unit ID for the output values. Use `Units` class constants: - `Units.GRAMS_PER_TONNE` - g/t (grades) - `Units.PERCENT` - % (grades) - `Units.PPM` - ppm (grades) - `Units.KILOGRAMS` - kg (metal content) - `Units.TONNES` - t (metal content) - `Units.TROY_OUNCES` - oz_tr (metal content) Example: >>> from evo.blockmodels import Units >>> from evo.blockmodels.typed import Aggregation, ReportColumnSpec >>> >>> # For grade columns, use MASS_AVERAGE >>> grade_col = ReportColumnSpec( ... column_name="Au", ... aggregation=Aggregation.MASS_AVERAGE, ... label="Au Grade", ... output_unit_id=Units.GRAMS_PER_TONNE, ... ) >>> # For metal content columns, use SUM >>> metal_col = ReportColumnSpec( ... column_name="Au_metal", ... aggregation=Aggregation.SUM, ... label="Au Metal", ... output_unit_id=Units.KILOGRAMS, ... )	`None`