title: remove the spaces
body: <pre><code>#!/usr/bin/python
  import random
  lower_a = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l',
  'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z']
  upper_a = ['A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L',
  'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z']
  num = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9']
  
  all = []
  all = "".join("".join(lower_a) + "".join(upper_a) + "".join(num))
  all = all.split()
  x = 0
  while x &lt; 10:
      for i in range(7):
          a = random.choice(all)
          print a,
      print
      x += 1
  </code></pre>
  
  <p>What I want to do is remove the spaces from the output. What it gives now is:</p>
  
  <pre><code>Z 3 a A I K R
  G B i N 9 c E
  v g E r A N 8
  e B 6 d v H O
  c a V 8 c x y
  b g 2 W a T T
  f 8 H T r 6 E
  p D K l 5 p u
  x q 8 P Z 9 T
  n I W X n B Q
  </code></pre>