Conditional error/warning

Raise an error if the supplied predicate function returns True.

See https://docs.python.org/3/tutorial/controlflow.html#lambda-expressions for a description of lambda functions. Have a look at the Data type APIs to see what methods and attributes are available on the data type that you are working with.

Ports:

Inputs:

in:

<a>

Input

Outputs:

out:

<a>

Output

Configuration:

predicate

Error message is printed if this function returns True.

error_msg

Error message to display to the user.

error_type

The level “Error” stops flow execution.

class node_conditional_error.ConditionalError