Relevant telegraf.conf:

Use this as Starlark code:

units = int(metric.tags.pop("units", "0"))

System info:

Telegraf 1.20.2 (git: HEAD f721f53)

Steps to reproduce:

1. Use starlark processor with above code snippet
2. Send metric not having the units tag.

Expected behavior:

No error and units should be 0.

Actual behavior:

Error in pop: pop: key must be of type ‘str’