[Python-ideas] Left arrow and right arrow operators

francismb francismb at email.de
Fri Mar 8 14:56:07 EST 2019

Hi fhsxfhsx,

On 3/4/19 5:56 AM, fhsxfhsx wrote:
> Could you explain why do you prefer this operator than `+`?
Well yes, because of the asymmetric operation done underneath (merging
dicts is not symmetric). The asymmetry is explicit in the symbol. Not
implicit from the documentation you need to know/read for + (in the case
proposed for dictionaries).


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