ml-agents/UnitySDK/Assets/ML-Agents/Examples/Template/Scripts/TemplateAgent.cs

using UnityEngine;
using MLAgents;

public class TemplateAgent : Agent
{
    public override void CollectObservations()
    {
    }

    public override void AgentAction(float[] vectorAction, string textAction)
    {
    }

    public override void AgentReset()
    {
    }

    public override void AgentOnDone()
    {
    }
}