title: SyntaxError: invalid syntax when opening a file
body: <pre><code>import re
  
  fhand = open('sum.txt','r')
  number = re.findall('[0-9]'+, fhand)
  print number
  </code></pre>
  
  <p>I am getting syntax error as</p>
  
  <pre><code> number = re.findall('[0-9]'+, fhand)
                                ^
       SyntaxError: invalid syntax
  </code></pre>
  
  <p>Not sure what's going on. Can anybody help?</p>