parameters: (self)
docstring: Set the cursor to the next.
  
          Returns
          -------
          None
docstring_summary: Set the cursor to the next.
docstring_tokens: Set the cursor to the next .
function: def next(self):
          """Set the cursor to the next.
  
          Returns
          -------
          None
  
          """
          if not self.cursor.next():
              self.cursor.first()
          if self.key() == 'size' or self.key() == 'zfill':
              self.next()
function_tokens: def next ( self ) : if not self . cursor . next ( ) : self . cursor . first ( ) if self . key ( ) == 'size' or self . key ( ) == 'zfill' : self . next ( )