Camelize Body and Query parameters

camelize_body_and_query.py

from fastapi import Body, FastAPI
from fastapi.routing import APIRoute, APIRouter
from humps import camelize
from pydantic import BaseModel

app = FastAPI()

router = APIRouter(prefix="/haha")


@app.post("/")
def home(my_potato: str = Body(..., embed=True)):
    return my_potato


class MyBody(BaseModel):
    first_var: str
    second_var: int


@app.post("/another")
def another(my_body: MyBody):
    ...


@router.post("/another")
def router_another(my_body: MyBody):
    ...


@app.get("/query")
def query_endpoint(my_query: str):
    ...


app.include_router(router)

for route in app.routes:
    if isinstance(route, APIRoute):
        for param in route.dependant.query_params:
            if param.alias == param.name:
                param.alias = camelize(param.name)
        for param in route.dependant.body_params:
            if param.alias == param.name:
                param.alias = camelize(param.name)
        if route.body_field:
            for field in route.body_field.type_.__fields__.values():
                field.alias = camelize(field.name)