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numpy.recarray.round
method
recarray.round(decimals=0, out=None)- 
    
Return
awith each element rounded to the given number of decimals.Refer to
numpy.aroundfor full documentation.See also
numpy.around- equivalent function
 
 
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 https://docs.scipy.org/doc/numpy-1.16.1/reference/generated/numpy.recarray.round.html