code: def format_type(t, includeOptional=True):
      
      s = ""
      if t.has_key('is_array') and t['is_array']:
          s = "[]%s" % t['type']
      else:
          s = t['type']
      if includeOptional and t.has_key('optional') and t['optional'] == True:
          s += " [optional]"
      return s
docs: Returns the type as a string.  If the type is an array, then it is prepended with []
      
      :Parameters:
        t
          The type as a dict. Keys: 'type', 'is_array'