dbldatagen.constraints.positive_values module

This module defines the Positive class

class PositiveValues(columns, strict=False)[source]

Bases: NoPrepareTransformMixin, Constraint

Positive Value constraints

Applies constraint to ensure columns have positive values

Parameters:

  • columns – string column name or list of column names as strings

  • strict – if strict is True, the zero value is not considered positive

Essentially applies the constraint that the named columns must be greater than equal zero or greater than zero if strict has the value True