code: def important_dates(year):
      
      output = {}
      data = mlbgame.data.get_important_dates(year)
      important_dates = etree.parse(data).getroot().\
          find('queryResults').find('row')
      try:
          for x in important_dates.attrib:
              output[x] = important_dates.attrib[x]
      except AttributeError:
          raise ValueError('Unable to find important dates for {}.'.format(year))
      return output
docs: Returns a dictionary of important dates