python编程快速上手 第6章 实践项目参考答案

#! python3

tableData = [['apples','oranges','cherries','banana'],
             ['Alice','Bob','Carol','David'],
             ['dogs','cats','moose','goose']]
#   apples  Alice  dogs
#  dranges  Bob    cats
# cherries  Carol  moose
#   banana  David  goose

def printTable():
    colWidths = [0] * len(tableData)

    for x in range(len(tableData)):
        for y in range(len(tableData[0])):
            if len(tableData[x][y]) > colWidths[x]:
                colWidths[x] = len(tableData[x][y])
    
    for i in range(len(tableData[0])):
        for j in range(len(colWidths)):
            print(tableData[j][i].rjust(colWidths[j]), end=' ')
        print()

printTable()