(n)
return max(1, int(round(int(n)/3.3219280948873626)-1))
Return number of accurate decimals that can be represented
    with a precision of n bits.
Return number of accurate decimals that can be represented
    with a precision of n bits.
Return number of accurate decimals that can be represented with a precision of n bits .
def prec_to_dps(n):
    """Return number of accurate decimals that can be represented
    with a precision of n bits."""
    return max(1, int(round(int(n)/3.3219280948873626)-1))
def prec_to_dps ( n ) : return max ( 1 , int ( round ( int ( n ) / 3.3219280948873626 ) - 1 ) )