Round bars Sizes variants and definitions to generate rounded bars Example: from db_beams_and_bars.round_bars import Standards, Section, Bar Section(Standards.R.R_10) Bar(Standards.R.R_10, 1000) Definition dataclass Definition(d) Bases: BaseDefinition Values to generate a round bar section d instance-attribute d Diameter Standards CDR Bases: _Standard Cold drawn round bars R Bases: _Standard Hot rolled round bars