periodic task using asyncio

.vscode/launch.json

@@ -10,6 +10,7 @@
             "request": "launch",
             "module": "kiwi_simple_metrics.main",
             "env": {
+                "METRIC__INTERVAL": "5",
                 "METRIC__DISK__PATHS": "[\"/var\", \"/\", \"/dev\"]",
             },
             "justMyCode": true

kiwi_simple_metrics/main.py

@@ -1,15 +1,29 @@
 #!/usr/bin/python3
 
+import asyncio
+
 from . import metrics
+from .settings import SETTINGS
 
 
-def main() -> None:
+async def run_metrics() -> None:
+    while True:
+        interval = asyncio.sleep(SETTINGS.interval)
+
         print(metrics.Report.concat(
             metrics.cpu(),
             metrics.memory(),
             metrics.disk(),
         ))
 
+        await interval
+
+
+def main() -> None:
+    loop = asyncio.get_event_loop()
+    loop.create_task(run_metrics())
+    loop.run_forever()
+
 
 if __name__ == "__main__":
     main()

kiwi_simple_metrics/settings.py

@@ -88,6 +88,9 @@ class Settings(BaseSettings):
         env_nested_delimiter="__",
     )
 
+    # time between gathering reports
+    interval: float = 600
+
     # separates metrics and values in reports
     separator: str = ", "