PrepareForTemplate uses the Columns slice to transform the rows so that correct Go code can be printed. int/Float values won't be touched. Bools or IntBools will be converted to true/false. Strings will be quoted. And if there is an entry in the AttributeModelMap then the Go code from the map will b
(cols Columns, rows []StringEntities, amm AttributeModelDefMap, targetPkg string)
source not stored for this graph (policy: none)