Bob, the TA$,$ wants to buy fruit from the grocery. Define a function named bob$\_$fruit$($fruit$,$ fruit$\_$quantity, fruit$\_$cost$)$ that takes in the name of the fruit, the number of the fruit Bob will buy and the cost of each fruit. The function will print out a sentence stating the fruit and the number of the fruit he purchased, and return the price of all the fruit with a $7\%$ sales tax.