Programming is a constant struggle with the complexity that developers themselves create when they try to solve problems.
Good engineers should reduce the added complexity and increase the natural to increase the usefulness of the product.
if c==1
DDD is not about technology.
A model is a set of classes, methods, and links between them that reflect the business scenarios in the program.
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relation ID
dataclasses
attrs
dataclass
mappers
mapper
int
Order dataclass
cost
integer field
nullable="true"
optional
nullable
field
legacy Python-, , , Moscow Python Conf++ 27 . Python . unconference, , , , Drylabs.DDD Python, TechLead Conf — IT-, DDD . 8 , Call for Papers 6 .