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* 📝 Add docs recommending Union over Optional * 📝 Update docs recommending Union over Optional * 📝 Update source examples for docs, recommend Union over Optional * 📝 Update highlighted lines with updated source examples * 📝 Update highlighted lines in Markdown with recent code changes * 📝 Update docs, use Union instead of Optional * ♻️ Update source examples to recommend Union over Optional * 🎨 Update highlighted code in Markdown after moving from Optional to Union
11 lines
214 B
Python
11 lines
214 B
Python
from typing import Union
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from fastapi import FastAPI, Header
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app = FastAPI()
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@app.get("/items/")
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async def read_items(user_agent: Union[str, None] = Header(default=None)):
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return {"User-Agent": user_agent}
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