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example_1.cpp
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#include "rlenvs/rlenvs_types_v2.h"
#include "rlenvs/envs/gymnasium/toy_text/frozen_lake_env.h"
#include "rlenvs/envs/gymnasium/toy_text/taxi_env.h"
#include "rlenvs/envs/gymnasium/toy_text/black_jack_env.h"
#include "rlenvs/envs/gymnasium/toy_text/cliff_world_env.h"
#include "rlenvs/envs/api_server/apiserver.h"
#include <iostream>
#include <string>
#include <unordered_map>
#include <any>
namespace example_1{
const std::string SERVER_URL = "http://0.0.0.0:8001/api";
using rlenvscpp::envs::gymnasium::FrozenLake;
using rlenvscpp::envs::gymnasium::Taxi;
using rlenvscpp::envs::gymnasium::BlackJack;
using rlenvscpp::envs::gymnasium::CliffWorld;
using rlenvscpp::envs::RESTApiServerWrapper;
void test_frozen_lake(const RESTApiServerWrapper& server){
FrozenLake<4> env(server);
std::cout<<"Environame URL: "<<env.get_url()<<std::endl;
// make the environment
std::unordered_map<std::string, std::any> options;
options.insert({"is_slippery", false});
env.make("v1", options);
std::cout<<"Is environment created? "<<env.is_created()<<std::endl;
std::cout<<"Is environment alive? "<<env.is_alive()<<std::endl;
std::cout<<"Number of valid actions? "<<env.n_actions()<<std::endl;
std::cout<<"Number of states? "<<env.n_states()<<std::endl;
// reset the environment
auto time_step = env.reset(42, std::unordered_map<std::string, std::any>());
std::cout<<"Reward on reset: "<<time_step.reward()<<std::endl;
std::cout<<"Observation on reset: "<<time_step.observation()<<std::endl;
std::cout<<"Is terminal state: "<<time_step.done()<<std::endl;
//...print the time_step
std::cout<<time_step<<std::endl;
// take an action in the environment
// 2 = RIGHT
auto new_time_step = env.step(2);
std::cout<<new_time_step<<std::endl;
// get the dynamics of the environment for the given state and action
auto state = 0;
auto action = 1;
auto dynamics = env.p(state, action);
std::cout<<"Dynamics for state="<<state<<" and action="<<action<<std::endl;
for(auto item:dynamics){
std::cout<<std::get<0>(item)<<std::endl;
std::cout<<std::get<1>(item)<<std::endl;
std::cout<<std::get<2>(item)<<std::endl;
std::cout<<std::get<3>(item)<<std::endl;
}
action = env.sample_action();
new_time_step = env.step(action);
std::cout<<new_time_step<<std::endl;
// synchronize the environment
env.sync(std::unordered_map<std::string, std::any>());
auto copy_env = env.make_copy(1);
copy_env.reset();
std::cout<<"Org env cidx: "<<env.cidx()<<std::endl;
std::cout<<"Copy env cidx: "<<copy_env.cidx()<<std::endl;
copy_env.close();
// close the environment
env.close();
}
void test_taxi(const RESTApiServerWrapper& server){
Taxi env(server);
std::cout<<"Environame URL: "<<env.get_url()<<std::endl;
// make the environment
std::unordered_map<std::string, std::any> options;
env.make("v3", options);
std::cout<<"Is environment created? "<<env.is_created()<<std::endl;
std::cout<<"Is environment alive? "<<env.is_alive()<<std::endl;
std::cout<<"Number of valid actions? "<<env.n_actions()<<std::endl;
std::cout<<"Number of states? "<<env.n_states()<<std::endl;
// reset the environment
auto time_step = env.reset(42, std::unordered_map<std::string, std::any>());
std::cout<<"Reward on reset: "<<time_step.reward()<<std::endl;
std::cout<<"Observation on reset: "<<time_step.observation()<<std::endl;
std::cout<<"Is terminal state: "<<time_step.done()<<std::endl;
//...print the time_step
std::cout<<time_step<<std::endl;
// take an action in the environment
// move RIGHT
auto new_time_step = env.step(2);
std::cout<<new_time_step<<std::endl;
// get the dynamics of the environment for the given state and action
auto state = 0;
auto action = 1;
auto dynamics = env.p(state, action);
std::cout<<"Dynamics for state="<<state<<" and action="<<action<<std::endl;
for(auto item:dynamics){
std::cout<<std::get<0>(item)<<std::endl;
std::cout<<std::get<1>(item)<<std::endl;
std::cout<<std::get<2>(item)<<std::endl;
std::cout<<std::get<3>(item)<<std::endl;
}
auto copy_env_1 = env.make_copy(1);
copy_env_1.reset();
auto copy_env_2 = env.make_copy(2);
copy_env_2.reset();
std::cout<<"Org env cidx: "<<env.cidx()<<std::endl;
std::cout<<"Copy env 1 cidx: "<<copy_env_1.cidx()<<std::endl;
std::cout<<"Copy env 2 cidx: "<<copy_env_2.cidx()<<std::endl;
// close the environment
env.close();
copy_env_2.close();
copy_env_1.close();
}
void test_black_jack(const RESTApiServerWrapper& server){
BlackJack env(server);
std::unordered_map<std::string, std::any> options;
options["natural"] = true;
std::cout<<"Environment created..."<<std::endl;
env.make("v1", options);
std::cout<<"Environment reset..."<<std::endl;
auto state = env.reset();
std::cout<<"Environment step..."<<std::endl;
// 0 = HIT
// 1 = STICK
env.step(0);
env.step(1);
// synchronize the environment
env.sync(std::unordered_map<std::string, std::any>());
auto copy_env = env.make_copy(1);
copy_env.reset();
std::cout<<"Org env cidx: "<<env.cidx()<<std::endl;
std::cout<<"Copy env cidx: "<<copy_env.cidx()<<std::endl;
// close the environment
env.close();
copy_env.close();
}
void test_cliff_world(const RESTApiServerWrapper& server){
CliffWorld env(server);
std::cout<<"Environment URL: "<<env.get_url()<<std::endl;
// make the environment
std::unordered_map<std::string, std::any> options;
options["max_episode_steps"] = std::any(static_cast<rlenvscpp::uint_t>(10));
env.make("v0", options);
std::cout<<"Is environment created? "<<env.is_created()<<std::endl;
std::cout<<"Is environment alive? "<<env.is_alive()<<std::endl;
std::cout<<"Number of valid actions? "<<env.n_actions()<<std::endl;
std::cout<<"Number of states? "<<env.n_states()<<std::endl;
// reset the environment
auto time_step = env.reset(42, std::unordered_map<std::string, std::any>());
std::cout<<"Reward on reset: "<<time_step.reward()<<std::endl;
std::cout<<"Observation on reset: "<<time_step.observation()<<std::endl;
std::cout<<"Is terminal state: "<<time_step.done()<<std::endl;
//...print the time_step
std::cout<<time_step<<std::endl;
// take an action in the environment
// 0 = UP
auto new_time_step = env.step(0);
std::cout<<new_time_step<<std::endl;
// get the dynamics of the environment for the given state and action
auto state = 0;
auto action = 1;
auto dynamics = env.p(state, action);
std::cout<<"Dynamics for state="<<state<<" and action="<<action<<std::endl;
for(auto item:dynamics){
std::cout<<std::get<0>(item)<<std::endl;
std::cout<<std::get<1>(item)<<std::endl;
std::cout<<std::get<2>(item)<<std::endl;
std::cout<<std::get<3>(item)<<std::endl;
}
// synchronize the environment
env.sync(std::unordered_map<std::string, std::any>());
auto copy_env = env.make_copy(1);
copy_env.reset();
std::cout<<"Org env cidx: "<<env.cidx()<<std::endl;
std::cout<<"Copy env cidx: "<<copy_env.cidx()<<std::endl;
// close the environment
env.close();
copy_env.close();
}
}
int main(){
using namespace example_1;
RESTApiServerWrapper server(SERVER_URL, true);
std::cout<<"Testing FrozenLake..."<<std::endl;
example_1::test_frozen_lake(server);
std::cout<<"===================="<<std::endl;
std::cout<<"Testing Taxi..."<<std::endl;
example_1::test_taxi(server);
std::cout<<"===================="<<std::endl;
std::cout<<"Testing BlackJack..."<<std::endl;
example_1::test_black_jack(server);
std::cout<<"===================="<<std::endl;
std::cout<<"Testing CliffWorld..."<<std::endl;
example_1::test_cliff_world(server);
std::cout<<"===================="<<std::endl;
return 0;
}