cclauss 2b4cb04976 Don’t forget self in ParkingLot levels ...

__levels__ is an _undefined name in this context (see #93) so replace it with __self.levels__ which is defined a few lines above.

2018-04-26 00:43:49 -06:00

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object_oriented_design

Don’t forget self in ParkingLot levels

2018-04-26 00:43:49 -06:00

system_design

Fix coding errors (#149)

2018-04-25 18:19:04 -07:00