Typing fix: use float instead of int for lifespan and timeout (#1068)

* Allow 'float' for timedelta seconds

* fix: add change to CHANGELOG.rst

Author: nikitagashkov

CHANGELOG.rst

@@ -13,6 +13,7 @@ Fixed
 - Add iterator for JWKSet in `#1041 <https://github.com/jpadilla/pyjwt/pull/1041>`__
 - Validate `iss` claim is a string during encoding and decoding by @pachewise in `#1040 <https://github.com/jpadilla/pyjwt/pull/1040>`__
 - Improve typing/logic for `options` in decode, decode_complete by @pachewise in `#1045 <https://github.com/jpadilla/pyjwt/pull/1045>`__
+- Declare float supported type for lifespan and timeout by @nikitagashkov in `#1068 <https://github.com/jpadilla/pyjwt/pull/1068>`__
 
 Added
 ~~~~~

jwt/jwk_set_cache.py

@@ -5,7 +5,7 @@
 
 
 class JWKSetCache:
-    def __init__(self, lifespan: int) -> None:
+    def __init__(self, lifespan: float) -> None:
         self.jwk_set_with_timestamp: Optional[PyJWTSetWithTimestamp] = None
         self.lifespan = lifespan
 

jwt/jwks_client.py

@@ -20,9 +20,9 @@ def __init__(
         cache_keys: bool = False,
         max_cached_keys: int = 16,
         cache_jwk_set: bool = True,
-        lifespan: int = 300,
+        lifespan: float = 300,
         headers: Optional[Dict[str, Any]] = None,
-        timeout: int = 30,
+        timeout: float = 30,
         ssl_context: Optional[SSLContext] = None,
     ):
         if headers is None: