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https://github.com/kennethreitz/pydantic.git
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Benjamin Sitruk
e00dba322b
* Add dynamic validators to doc * Update models_dynamic_validators.py * Update models_dynamic_validators.py * Adding example (success and error) * Update models_dynamic_validators.py
27 lines
487 B
Python
27 lines
487 B
Python
from pydantic import create_model, ValidationError, validator
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def username_alphanumeric(cls, v):
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assert v.isalnum(), 'must be alphanumeric'
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return v
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validators = {
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'username_validator':
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validator('username')(username_alphanumeric)
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}
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UserModel = create_model(
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'UserModel',
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username=(str, ...),
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__validators__=validators
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)
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user = UserModel(username='scolvin')
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print(user)
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try:
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UserModel(username='scolvi%n')
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except ValidationError as e:
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print(e)
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