title: converting entire sentence into string into list without split
body: <p>I am trying to convert a sentence into list format without space separator
  I tried the following way</p>
  
  <pre><code>a = 'this is me'
  </code></pre>
  
  <p>when I am using split to get into list format</p>
  
  <pre><code>a.split(' ')
  # ['this', 'is', 'me']
  
  list(a)
  # ['t','h','i','s','m','e']
  </code></pre>
  
  <p>is there any way to give input as </p>
  
  <pre><code>a = 'this is me'
  </code></pre>
  
  <p>and get the output as</p>
  
  <pre><code>a = ['this is me']
  </code></pre>