title: AttributeError: 'module' object has no attribute 'Serial'
body: <p>I have a problem with my code, I already import serial but has error </p>
  
  <p><strong>AttributeError:</strong> '<code>module</code>' object has no attribute '<code>Serial</code>'. My script named <code>rc_control_test.py</code></p>
  
  <pre><code>  import serial
    import pygame
    from pygame.locals import *
    class RCTest(object):
    def __init__(self):
        pygame.init()
        self.ser = serial.Serial('COM6', 9600)
        self.send_inst = True
        self.steer()
  </code></pre>