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gidgid/copy_update_without_type_coercion.py

Created September 28, 2020 12:24
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Copy with update doesn't perform type coercion
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copy_update_without_type_coercion.py
from pydantic import BaseModel
class Pizza(BaseModel):
toppings_count: int
size: str
def test_copy_with_update_doesnt_perform_conversion():
pizza = Pizza(toppings_count='4', size='XL')
assert pizza.toppings_count == 4
new_pizza = pizza.copy(update={'toppings_count': 'not a number'})
assert new_pizza.toppings_count == 'not a number'
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