It seems that there is something wrong during starting up the Python process.
Have you installed Python 3 and also PyFlink in the docker image?
Besides, you could take a look at the log of TaskManager and to see whether
there are logs about the reason why the Python process starts up failed.
R
Hello,
I am experimenting with the Python DataStream API in Flink 1.13, in order
to confirm that it is a viable fit for our needs, basically trying to prove
that what can be done in the Java DataStream API also works in Python.
During testing of a processing pipeline, I encountered a problem at the
