Bring your towel and join one of the fastest growing data communities. Welcome to our second-generation open source orchestration platform, a completely rethought approach to dataflow automation.

Prefect Community

In prefect 1.X what is the best way to execute a task only if the previous data retrieval task returned results?  Like call an email task only if there is data to email.

I think I would raise the SKIP signal from the upstream task to skip downstream tasks. You could use <https://docs.prefect.io/core/idioms/conditional.html|conditional logic> or you can also look at <https://docs.prefect.io/api/latest/triggers.html|triggers>.