It's common for less experienced Python programmers to forget to create lambdas, instead accidentally immediately calling a method and passing in None into whatever command factory they're using.
Fail early in debug mode (e.g. simulation/tests) so it's more obvious where such an error originates from.
It's common for less experienced Python programmers to forget to create lambdas, instead accidentally immediately calling a method and passing in
None
into whatever command factory they're using.Fail early in debug mode (e.g. simulation/tests) so it's more obvious where such an error originates from.