A simple script to to change default fastapi JWT Auth schema.

jwt_auth_bearer.py

from fastapi import (
    FastAPI,
)
from fastapi.openapi.utils import (
    get_openapi,
)
from typing import (
    Any,
)
app = FastAPI(
    docs_url="/docs",
    redoc_url="/redocs",
    title="FastAPI Server",
    description="FastAPI's server.",
    version="3.0",
    openapi_url="/api/v3/openapi.json",
)

def custom_openapi() -> any:
    if app.openapi_schema:
        return app.openapi_schema
    openapi_schema = get_openapi(
            title="FastAPI Server",
            version="3.0",
            routes=app.routes,
    )

    openapi_schema["components"]["securitySchemes"]["JWT"]["type"] = "http"
    openapi_schema["components"]["securitySchemes"]["JWT"]["scheme"] = "bearer"
    app.openapi_schema = openapi_schema
    return app.openapi_schema

app.openapi = custom_openapi