text: IG Markets STREAM API - Python Library
  ======================================
  
  You can use the IG Markets STREAM API to get realtime price, balance...
  
  Full details about the API along with information about how to open an
  account with IG can be found at the link below:
  
  http://labs.ig.com/
  
  How To Use The Library
  ----------------------
  
  Run sample using:
  
  ::
  
      $ python sample/stream_ig.py
      INFO:requests.packages.urllib3.connectionpool:Starting new HTTPS connection (1): demo-api.ig.com
      INFO:ig_stream:Starting connection with https://demo-apd.marketdatasystems.com
      L1:CS.D.USDJPY.CFD.IP: Time 20:35:43 - Bid 119.870 - Ask 119.885
      L1:CS.D.GBPUSD.CFD.IP: Time 20:35:46 - Bid 1.51270 - Ask 1.51290
      ----------HIT CR TO UNSUBSCRIBE AND DISCONNECT FROM     LIGHTSTREAMER-----------
      L1:CS.D.USDJPY.CFD.IP: Time 20:35:43 - Bid 119.870 - Ask 119.885
      L1:CS.D.USDJPY.CFD.IP: Time 20:35:48 - Bid 119.871 - Ask 119.886
      L1:CS.D.GBPUSD.CFD.IP: Time 20:35:48 - Bid 1.51271 - Ask 1.51291
      L1:CS.D.USDJPY.CFD.IP: Time 20:35:48 - Bid 119.870 - Ask 119.885
      L1:CS.D.GBPUSD.CFD.IP: Time 20:35:49 - Bid 1.51270 - Ask 1.51290
  
      INFO:lightstreamer:Unsubscribed successfully
      WARNING:lightstreamer:Server error
      DISCONNECTED FROM LIGHTSTREAMER
  