code: def auctionSSE(symbols=None, on_data=None, token='', version=''):
      '''DEEP broadcasts an Auction Information Message every one second between the Lock-in Time and the auction match for Opening and Closing Auctions,
      and during the Display Only Period for IPO, Halt, and Volatility Auctions. Only IEX listed securities are eligible for IEX Auctions.
  
      https://iexcloud.io/docs/api/#deep-auction
  
      Args:
          symbols (string); Tickers to request
          on_data (function): Callback on data
          token (string); Access token
          version (string); API version
  
      '''
      return _runSSE('auction', symbols, on_data, token, versionf auctionSSE(symbols=None, on_data=None, token='', version=''):
      '''DEEP broadcasts an Auction Information Message every one second between the Lock-in Time and the auction match for Opening and Closing Auctions,
      and during the Display Only Period for IPO, Halt, and Volatility Auctions. Only IEX listed securities are eligible for IEX Auctions.
  
      https://iexcloud.io/docs/api/#deep-auction
  
      Args:
          symbols (string); Tickers to request
          on_data (function): Callback on data
          token (string); Access token
          version (string); API version
  
      '''
      return _runSSE('auction', symbols, on_data, token, version)
docs: DEEP broadcasts an Auction Information Message every one second between the Lock-in Time and the auction match for Opening and Closing Auctions,
      and during the Display Only Period for IPO, Halt, and Volatility Auctions. Only IEX listed securities are eligible for IEX Auctions.
  
      https://iexcloud.io/docs/api/#deep-auction
  
      Args:
          symbols (string); Tickers to request
          on_data (function): Callback on data
          token (string); Access token
          version (string); API version