title: Python: extract the text string from a DataFrame to a long string
body: <p>I have a <code>pandas.DataFrame</code>: <code>df1</code> as following.</p>
  
  <pre><code>   date                  text                             name
       1      I like you hair, do you like it              screen1
       2      beautiful sun and wind                       screen2
       3      today is happy, I want to got school         screen3
       4      good movie                                   screen4
       5      thanks god                                   screen1
  </code></pre>
  
  <p>I want to make a long text string from the text column values in the <code>df1</code>. And the expected result will be as shown below:</p>
  
  <pre><code>    str_long = "I like you hair, do you like it beautiful sun and     
       wind today is happy, I want to got school good movie thanks god"
  </code></pre>
  
  <p>Could anyone help me with this please?</p>