parameters: (self, directory)
docstring: Set the directory of files to search in
          @param directory: string
docstring_summary: Set the directory of files to search in
          @param directory: string
docstring_tokens: Set the directory of files to search in @param directory : string
function: def SetDirectory(self, directory):
          """Set the directory of files to search in
          @param directory: string
  
          """
          self._dir = directory
function_tokens: def SetDirectory ( self , directory ) : self . _dir = directory