Pydantic: conint: Constrain integer data

 

‘conint’ function is used to constrain int data. You can following arguments to the conint function.

 

Argument	Data type	Description
strict	bool = False	controls type coercion
gt	int = None	enforces integer to be greater than the set value.
ge	int = None	enforces integer to be greater than or equal to the set value
lt	int = None	enforces integer to be less than the set value
le	int = None	enforces integer to be less than or equal to the set value
multiple_of	int = None	enforces integer to be a multiple of the set value

 

Example

class Employee(BaseModel):
    id: int
    name: str
    age: conint(gt = 18)

 

conint_demo_1.py

from pydantic import (
    BaseModel,
    conint,
    ValidationError
)

class Employee(BaseModel):
    id: int
    name: str
    age: conint(gt = 18)

try:
    emp1 = Employee(id = 1, name = 'Krishna', age = 17)
except ValidationError as e:
    print(e.json())

 

Output

[
  {
    "loc": [
      "age"
    ],
    "msg": "ensure this value is greater than 18",
    "type": "value_error.number.not_gt",
    "ctx": {
      "limit_value": 18
    }
  }
]

 

 

 

 

 

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