text: #!/usr/bin/env python
  #-----------------------------------------------------------------------------
  # qwiic_button_ex5.py
  #
  # Simple Example for the Qwiic Button. Shows how to use he FIFO Queue on the Qwiic Button.
  #------------------------------------------------------------------------
  #
  # Written by Priyanka Makin @ SparkFun Electronics, January 2021
  # 
  # This python library supports the SparkFun Electroncis qwiic 
  # qwiic sensor/board ecosystem on a Raspberry Pi (and compatable) single
  # board computers. 
  #
  # More information on qwiic is at https://www.sparkfun.com/qwiic
  #
  # Do you like this library? Help support SparkFun. Buy a board!
  #
  #==================================================================================
  # Copyright (c) 2019 SparkFun Electronics
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy 
  # of this software and associated documentation files (the "Software"), to deal 
  # in the Software without restriction, including without limitation the rights 
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 
  # copies of the Software, and to permit persons to whom the Software is 
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in all 
  # copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 
  # SOFTWARE.
  #==================================================================================
  # Example 5
  
  from __future__ import print_function
  import qwiic_button
  import time
  import sys
  
  def run_example():
  
      print("\nSparkFun Qwiic Button Example 5")
      my_button = qwiic_button.QwiicButton()
  
      if my_button.begin() == False:
          print("\nThe Qwiic Button isn't connected to the system. Please check your connection", \
              file=sys.stderr)
          return
      
      print("\nButton ready!")
  
      while True:
          
          print("\nType 'p' to pop a value from the pressed queue.")
          val = raw_input("Type 'c' to pop a value from the clicked queue: ")
          # If the character is c or C, then pop a value off of the clicked queue
          if val == "c" or val == "C":
              print("\nPopped Clicked Queue! The first value of clicked queue was: ")
              print(str(my_button.pop_clicked_queue() / 1000.0))
          # If the character is p or P, then pop a value off of the pressed queue
          if val == "p" or val == "P":
              print("\nPopped Pressed Queue!")
              print(str(my_button.pop_clicked_queue() / 1000.0))
  
          time.sleep(0.02)    # Let's not hammer too hard on the I2C bus
  
  if __name__ == '__main__':
      try:
          run_example()
      except (KeyboardInterrupt, SystemExit) as exErr:
          print("\nEnding Example 5")
          sys.exit(0)
  