code: def cashFlowDF(symbol, token='', version=''):
      '''Pulls cash flow data. Available quarterly (4 quarters) or annually (4 years).
  
      https://iexcloud.io/docs/api/#cash-flow
      Updates at 8am, 9am UTC daily
  
  
      Args:
          symbol (string); Ticker to request
          token (string); Access token
          version (string); API version
  
      Returns:
          DataFrame: result
      '''
      val = cashFlow(symbol, token, version)
      df = pd.io.json.json_normalize(val, 'cashflow', 'symbol')
      _toDatetime(df)
      _reindex(df, 'reportDate')
      df.replace(to_replace=[None], value=np.nan, inplace=True)
      return df cashFlowDF(symbol, token='', version=''):
      '''Pulls cash flow data. Available quarterly (4 quarters) or annually (4 years).
  
      https://iexcloud.io/docs/api/#cash-flow
      Updates at 8am, 9am UTC daily
  
  
      Args:
          symbol (string); Ticker to request
          token (string); Access token
          version (string); API version
  
      Returns:
          DataFrame: result
      '''
      val = cashFlow(symbol, token, version)
      df = pd.io.json.json_normalize(val, 'cashflow', 'symbol')
      _toDatetime(df)
      _reindex(df, 'reportDate')
      df.replace(to_replace=[None], value=np.nan, inplace=True)
      return df
docs: Pulls cash flow data. Available quarterly (4 quarters) or annually (4 years).
  
      https://iexcloud.io/docs/api/#cash-flow
      Updates at 8am, 9am UTC daily
  
  
      Args:
          symbol (string); Ticker to request
          token (string); Access token
          version (string); API version
  
      Returns:
          DataFrame: result