def finalize(self):
        """ finalize any open file handles """
        if self.rc_file:
            self.rc_file.close()
        if self.env_file:
            self.env_file.close()
def finalize ( self ) : if self . rc_file : self . rc_file . close ( ) if self . env_file : self . env_file . close ( )
finalize any open file handles