docs: def get(self, attri):
          '''
          Method that dynamically determines the type of attribute that is
          passed into this method. Also it then returns that attribute's
          associated data.
  
          Parameters
          ----------
          attri : string
              The attribute we are looking for.
  
          '''
          isCol=False
          isHead=False
  
          if attri in self.dcols:
              isCol=True
          elif attri in self.hattrs:
              isHead=True
          else:
              print("That attribute does not exist in this File")
              print('Returning None')
  
          if isCol:
              return self.getColData(attri)
          elif isHead:
              return hattrs