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Questions - pydantic

parse json file to Pydantic model

I created a model of Pydantic. But it does not convert and outputs an error Please tell me,what is wrong. classDTO: from pydantic import BaseModel,Field from typing import List,Dict from datetime impo...
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Никита

python

json

pydantic

Votes: 0

Answers: 1

Latest Answer

The data in your example.json doesn't seem to cause all of the errors, only some. Here's why: In your SkipDTO, for example, you are defining a no_valid: int field. With this definition, that field is ...
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Paul P

Pydantic reusable Validation for Dictionary's keys and values

How to validate input to get the following Dict passed! d = dict() d['en'] = 'English content' d['it'] = 'Italian content' d['es'] = 'Spanish content' print(d) # {'en': 'English content', 'it': 'Itali...
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didatij948

python

dictionary

validation

fastapi

pydantic

Votes: 0

Answers: 1

Latest Answer

Create pydantic custom class # validators/translated_field.py from typing import Dict from pydantic import ValidationError from pydantic.error_wrappers import ErrorWrapper import pycountry class Tran...
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Khalid Murad

How do I get Pylance's type checking to work with this Pydantic example?

I'm discovering Pydantic and I see this in an example (https://pydantic-docs.helpmanual.io/usage/models/#recursive-models): from pydantic import BaseModel class Foo(BaseModel): count: int siz...
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lapraswastaken

python

typechecking

pydantic

pylance

Votes: 0

Answers: 1

Latest Answer

Fields that accept None as value can be declared using typing.Optional: from pydantic import BaseModel from typing import Optional class Foo(BaseModel): count: int size: Optional[float] = Non...
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Hernán Alarcón

unhashable type: 'list' FastAPI PUT request

I am attempting to update an entry in my DB which should update the parent table projects as well as the child table rounds but I am getting this error 500: sqlalchemy.exc.StatementError: (builtins.Ty...
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gunnertwin

python

sqlalchemy

fastapi

pydantic

Votes: 0

Answers: 0

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