Dainty

Dainty is a simple, plug and play extension of pydantic, that allows you to easily create HTML input elements based on your pydantic models.

Installation

uv add dainty

Usage

from typing import Literal

from pydantic import Field

from dainty import DaintyModel
from dainty.dainty import DaintyForm


class MyModel(DaintyModel):
    name: str
    age: int = Field(ge=20, lt=40)
    gender: Literal["Male", "Female", "Non Binary", "Other"]

    dainty_form = DaintyForm(target_url="/submit")


print(MyModel.to_html(form=True))

This will generate the following HTML:

<form>
  <label for="name">Name: </label>
  <input type="text" name="name" id="name" value="" required />
  <br /><br />
  <label for="age">Age: </label>
  <input
    type="number"
    name="age"
    id="age"
    value=""
    step="1"
    min="20"
    max="39"
    required
  />
  <br /><br />
  <label for="gender">Gender: </label>
  <select name="gender" id="gender" required>
    <option value="Male">Male</option>
    <option value="Female">Female</option>
    <option value="Non Binary">Non Binary</option>
    <option value="Other">Other</option>
  </select>
  <br /><br />
  <input type="submit" value="Submit" method="post" formaction="/submit" />
</form>

TODO:

• Add support for more field types
• Move inputs inside labels for better clickability
• More customization options for DaintyForm
• More html boilerplate elements, such as div containers