def read_history_file(self):
histfile = self.debugger.intf[-<NUM_LIT:1>].histfile<EOL>try:<EOL><INDENT>import readline<EOL>readline.read_history_file(histfile)<EOL><DEDENT>except IOError:<EOL><INDENT>pass<EOL><DEDENT>except ImportError:<EOL><INDENT>pass<EOL><DEDENT>return<EOL>
Read the command history file -- possibly.