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Merge pull request #88 from vvanglro/feat/cache_html

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feat: support cache jinja2 template response
This commit is contained in:
long2ice
2022-11-03 19:42:47 +08:00
committed by GitHub
parent 671af52aea 7e64cd6490
commit 566d30b790
5 changed files with 35 additions and 2 deletions
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4
CHANGELOG.md
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@@ -2,6 +2,10 @@
## 0.2
### 0.2.1
- Support cache jinja2 template response.
### 0.2.0
- Make `request` and `response` optional.

10
examples/redis/index.html Normal file
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@@ -0,0 +1,10 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<h1>Cache HTML! {{ ret }} </h1>
</body>
</html>

18
examples/redis/main.py
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@@ -7,13 +7,21 @@ from fastapi import FastAPI
from redis.asyncio.connection import ConnectionPool
from starlette.requests import Request
from starlette.responses import Response
from fastapi.responses import HTMLResponse
from fastapi.staticfiles import StaticFiles
from fastapi.templating import Jinja2Templates
from fastapi_cache import FastAPICache
from fastapi_cache.backends.redis import RedisBackend
from fastapi_cache.coder import PickleCoder
from fastapi_cache.decorator import cache
app = FastAPI()
app.mount(
path='/static',
app=StaticFiles(directory='./'), name='static',
)
templates = Jinja2Templates(directory='./')
ret = 0
@@ -57,6 +65,14 @@ async def get_datetime(request: Request, response: Response):
return pendulum.now()
@app.get('/html', response_class=HTMLResponse)
@cache(expire=60, namespace="html", coder=PickleCoder)
async def cache_html(request: Request):
return templates.TemplateResponse('index.html', {
'request': request, "ret": await get_ret()
})
@app.on_event("startup")
async def startup():
pool = ConnectionPool.from_url(url="redis://redis")

3
fastapi_cache/coder.py
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@@ -6,6 +6,7 @@ from typing import Any
import pendulum
from fastapi.encoders import jsonable_encoder
from starlette.templating import _TemplateResponse as TemplateResponse
CONVERTERS = {
"date": lambda x: pendulum.parse(x, exact=True),
@@ -60,6 +61,8 @@ class JsonCoder(Coder):
class PickleCoder(Coder):
@classmethod
def encode(cls, value: Any):
if isinstance(value, TemplateResponse):
value = value.body
return pickle.dumps(value)
@classmethod

2
pyproject.toml
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@@ -1,6 +1,6 @@
[tool.poetry]
name = "fastapi-cache2"
version = "0.2.0"
version = "0.2.1"
description = "Cache for FastAPI"
authors = ["long2ice <long2ice@gmail.com>"]
license = "Apache-2.0"