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mohammadali66/arc_patterns_python_ch01_defineType.py

Created September 13, 2022 16:45
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arc_patterns_python_ch01_defineType.py
from dataclasses import dataclass
from typing import NewType
Quantity = NewType("Quantity", int)
Sku = NewType("Sku", str)
Reference = NewType("Reference", str)
...
class Batch:
def __init__(self, ref: Reference, sku: Sku, qty: Quantity):
self.sku = sku
self.reference = ref
self._purchased_quantity = qty
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