new_contents: # Copyright (c) 2016  Niklas Rosenstein
  #
  # 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.
  
  from __future__ import print_function
  import collections
  import myo
  import threading
  import time
  
  class MyListener(myo.DeviceListener):
  
    def __init__(self, queue_size=8):
      self.lock = threading.Lock()
      self.emg_data_queue = collections.deque(maxlen=queue_size)
  
    def on_connect(self, device, timestamp, firmware_version):
      device.set_stream_emg(myo.StreamEmg.enabled)
  
    def on_emg_data(self, device, timestamp, emg_data):
      with self.lock:
        self.emg_data_queue.append((timestamp, emg_data))
  
    def get_emg_data(self):
      with self.lock:
        return list(self.emg_data_queue)
  
  myo.init()
  hub = myo.Hub()
  try:
    listener = MyListener()
    hub.run(200, listener)
    while True:
      print(listener.get_emg_data())
      time.sleep(1.0)
  finally:
    hub.shutdown()
  
subject: add new example