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+name: assert
+returns: void
+description: Abort with an error message if `condition` evaluates to `false`.
+
+notes:
+ - The `message` argument is optional since 0.53.0 and defaults to print
+ the condition statement.
+
+posargs:
+ condition:
+ type: bool
+ description: Abort if this evaluates to `false`
+
+optargs:
+ message:
+ type: str
+ description: The error message to print.