Fix default json coder for datetime.

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## 0.1
 
+### 0.1.7
+
+- Fix default json coder for datetime.
+
 ### 0.1.6
 
 - Fix redis cache.

examples/main.py

@@ -1,3 +1,5 @@
+from datetime import date, datetime
+
 import aioredis
 import uvicorn
 from fastapi import FastAPI
@@ -31,6 +33,18 @@ async def clear():
     return await FastAPICache.clear(namespace="test")
 
 
+@app.get("/date")
+@cache(namespace="test", expire=20)
+async def get_data(request: Request, response: Response):
+    return date.today()
+
+
+@app.get("/datetime")
+@cache(namespace="test", expire=20)
+async def get_datetime(request: Request, response: Response):
+    return datetime.now()
+
+
 @app.on_event("startup")
 async def startup():
     redis = aioredis.from_url(url="redis://localhost")

fastapi_cache/coder.py

@@ -8,7 +8,7 @@ import pendulum
 from fastapi.encoders import jsonable_encoder
 
 CONVERTERS = {
-    "date": pendulum.parse,
+    "date": lambda x: pendulum.parse(x, exact=True),
     "datetime": lambda x: pendulum.parse(x, exact=True),
     "decimal": Decimal,
 }
@@ -17,12 +17,9 @@ CONVERTERS = {
 class JsonEncoder(json.JSONEncoder):
     def default(self, obj):
         if isinstance(obj, datetime.datetime):
-            if obj.tzinfo:
-                return {"val": obj.strftime("%Y-%m-%d %H:%M:%S%z"), "_spec_type": "datetime"}
-            else:
-                return {"val": obj.strftime("%Y-%m-%d %H:%M:%S"), "_spec_type": "datetime"}
+            return {"val": str(obj), "_spec_type": "datetime"}
         elif isinstance(obj, datetime.date):
-            return {"val": obj.strftime("%Y-%m-%d"), "_spec_type": "date"}
+            return {"val": str(obj), "_spec_type": "date"}
         elif isinstance(obj, Decimal):
             return {"val": str(obj), "_spec_type": "decimal"}
         else:

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "fastapi-cache2"
-version = "0.1.6"
+version = "0.1.7"
 description = "Cache for FastAPI"
 authors = ["long2ice <long2ice@gmail.com>"]
 license = "Apache-2.0"