Use the ProactorEventLoop asyncio loop with tools on windows

Signed-off-by: Pedro Algarvio <[email protected]>

tools/__init__.py

@@ -2,6 +2,11 @@
 import pathlib
 import sys
 
+if sys.platform.startswith("win"):
+    import asyncio
+
+    asyncio.set_event_loop_policy(asyncio.ProactorEventLoop())
+
 import ptscripts
 from ptscripts.parser import DefaultRequirementsConfig
 from ptscripts.virtualenv import VirtualEnvConfig