launch.conditions.invalid_condition_expression_error module

Module for InvalidConditionExpressionError class.

exception launch.conditions.invalid_condition_expression_error.InvalidConditionExpressionError[source]

Bases: ValueError

Raised when an expression being evaluated as a condition is invalid.

__init__(expression: str, unexpanded_expression: List[Substitution], valid_expressions: List[str]) → None[source]