title: How to read array data into numpy array from text file?
body: <p>I have a text file, <code>data.txt</code>, having data in this format:</p>
  
  <pre><code> [[ 1.0   2.0   3.0]
   [1.0    2.0   3.0]
   [1.0    2.0   3.0]
   [1.0    2.0   3.0]]
  </code></pre>
  
  <p>How can I read data in this format into <code>numpy</code> array in <code>jupyter</code>?</p>