hunk.code_window:     return {BEHAVIOUR_LOGITS: policy.model.last_output()}
   def validate_config(policy, obs_space, action_space, config):
       if config["vtrace"]:
           assert config["batch_mode"] == "truncate_episodes", \
               "Must use `truncate_episodes` batch mode with V-trace."
  
hunk.labels: keep keep keep keep replace keep keep keep keep
hunk.after_edit:     if config["vtrace"] and not config["in_evaluation"]:
  
hunk.file_path: rllib/agents/impala/vtrace_policy.py
hunk.type: replace
file: package org.ray.api.exception;
  
  /**
   * Base class of all ray exceptions.
   */
  public class RayException extends RuntimeException {
  
    public RayException(String message) {
      super(message);
    }
  
    public RayException(String message, Throwable cause) {
      super(message, cause);
    }
  }
  