Allow setting of cache behaviour

requests_util/__init__.py

@@ -48,6 +48,7 @@ def initialize_session() -> requests.Session:
             expire_after=datetime.timedelta(days=1),
             stale_if_error=True,
             cache_control=False,
+            urls_expire_after = {},
         )
     else:
         session = requests.Session()
@@ -57,7 +58,10 @@ def initialize_session() -> requests.Session:
 
 
 def setup_limiter(
-    session: requests.Session, url_prefix: str, **limiter_args
+        session: requests.Session,
+        url_prefix: str,
+        expire_after: datetime.datetime | None = None,
+        **limiter_args
 ) -> requests.Session:
     """
     Initializes limiter on session for the given domain with the given
@@ -67,4 +71,6 @@ def setup_limiter(
     """
     if requests_ratelimiter:
         session.mount(url_prefix, requests_ratelimiter.LimiterAdapter(**limiter_args))
+    if requests_cache and expire_after:
+        session.settings.urls_expire_after[url_prefix] = expire_after
     return session