singleton ... again

Gregory Ewing greg.ewing at
Fri Feb 14 06:21:40 CET 2014

Ethan Furman wrote:
> Say you have a class that represents serial ports or your computer.  You 
> should get the same object every time you ask for SerialPort(2).

No, you shouldn't ask for SerialPort(2) at all, you should
call get_serial_port(2). Then you won't be fooled into
thinking that you're creating an independent object each


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