title: Setting gym enviroment locally
body: <p>I try to run the example for gym package</p>
  
  <p>Here are the line until the problem:</p>
  
  <pre><code>library(gym)
  
  remote_base &lt;- "http://127.0.0.1:5000"
  client &lt;- create_GymClient(remote_base)
  
  # Create environment
  env_id &lt;- "CartPole-v0"
  instance_id &lt;- env_create(client, env_id)
  </code></pre>
  
  <p>The error is this:</p>
  
  <blockquote>
  <pre><code>Error in curl::curl_fetch_memory(url, handle = handle) : 
    Failed to connect to 127.0.0.1 port 5000: Connection refused
  </code></pre>
  </blockquote>
  
  <p>How is it possible to fix it?</p>
  
  <p>I installed the gym package without any problem</p>