composer.core# Central components used by other modules. Central parts of composer such as Engine, base class for critical components such as Algorithm and Callback and other useful functionality such as Logger and Timestamp are implemented under core. Functions ensure_data_spec Ensures that the dataloader is a DataSpec. ensure_evaluator Ensure that evaluator is an Evaluator. ensure_time Ensure maybe_time is an instance of Time. Classes Precision Enum class for the numerical precision to be used by the model. Trace Record of an algorithm's execution.