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API design & gRPC

REST best practices, protobuf, API versioning, and backward-compatible service contracts.

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API design & gRPC easy

Sort Python list by query param order_by

Sort a list of dataclass objects dynamically by a field name passed as a query param, with asc/desc direction support.

sorting dataclasses api
Python 
from dataclasses import dataclass


@dataclass
class Item:
    name: str
    price: int


def sort_items(items, order_by, direction="asc"):
    if order_by not in ("name", "price"):
        raise ValueError(f"Unsupported sort field: {order_by}")

    reverse = direction.lower() == "desc"
    return sorted(items, key=l…
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