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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def price_rounding(price, decimals=2):
 """Takes a decimal price and rounds to a number of decimal places"""

    try:
        exponent = D('.' + decimals * '0')
    except InvalidOperation:
        # Currencies with no decimal places, ex. JPY, HUF
        exponent = D()
    return price.quantize(exponent, rounding=ROUND_UP)