title: Flake8 reports E999 SyntaxError atom Flake 8
body: <p>I am unable to solve the flake8 SyntaxError and although the code executes just fine.</p>
  <p><a href="https://i.stack.imgur.com/Anncm.png" rel="noreferrer"><img src="https://i.stack.imgur.com/Anncm.png" alt="enter image description here" /></a></p>
  <h1>Code without comments</h1>
  <pre><code>import math
  
  
  def answer(str_n):
      sume = ((str_n * (str_n + 1)) / 2) * math.sqrt(2)
      sume = int(sume)
      return sume
  
  
  def answer1(str_n):
      sume = 0
      for i in range(str_n + 1):
          sume += math.floor(i * math.sqrt(2))
          # print i,math.floor(i*math.sqrt(2))
      return sume
  
  
  print &quot;Test answer:&quot;, answer(77)
  print &quot;Actual answer:&quot;, answer1(77)
  </code></pre>