Create a basic async loop.

pnpdevice/main.py

@@ -1,2 +1,25 @@
+import argparse
+import asyncio
+import logging
+
+
+LOGGER = logging.getLogger(__name__)
+
+async def run():
+	while True:
+		await asyncio.sleep(1)
+		LOGGER.info("Tick.")
+
 def main():
-	print("Hello, world")
+	parser = argparse.ArgumentParser()
+	parser.add_argument("-v", "--verbose", action="store_true", help="Enable verbose logging")
+	args = parser.parse_args()
+
+	logging.basicConfig(level=logging.DEBUG if args.verbose else logging.INFO)
+
+	loop = asyncio.get_event_loop()
+	try:
+		loop.run_until_complete(run())
+	except KeyboardInterrupt:
+		LOGGER.info("Shutting down")
+