per aiohttps docs, add 250ms sleep at event loop close to avoid Resou…

…rceWarning
scivision · Feb 25, 2021 · bd50af6 · bd50af6
1 parent 9e873bd
commit bd50af6
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/linkcheckmd/coro.py b/src/linkcheckmd/coro.py
@@ -37,6 +37,10 @@ async def check_urls(
 
     warnings.resetwarnings()
 
+    # this is per aiohttp manual, when using HTTPS SSL sites, just before closing
+    # the event loop, do a 250ms sleep (not for each site)
+    await asyncio.sleep(0.250)
+
     return list(itertools.chain(*urls))  # flatten list of lists