extract_value_by_name# jeanspy.model.FlatPriorModel.extract_value_by_name Class and construction: FlatPriorModel. FlatPriorModel.extract_value_by_name(params, name)[source]# Extract one named sampling coordinate from a vector of shape (ndim,). Values retain the prior-coordinate units, including logarithmic units. A wrong shape raises ValueError; an unknown name raises KeyError.