@ -17,6 +17,8 @@ the same as zero.
1
>>> AccountingNone + None
AccountingNone
>>> None + AccountingNone
>>> +AccountingNone
>>> -AccountingNone
@ -31,6 +33,8 @@ AccountingNone
>>> AccountingNone - None
>>> None - AccountingNone
>>> AccountingNone / 2
0.0
>>> 2 / AccountingNone