產生計算題

標籤：dom   lse   bsp   產生   creat   xls   yield   random   col   

import random, osimport xlsxwriterdef create_dgit(num):    count = 0    foo = [lambda x, y: x+y, lambda x, y: x-y]    while True:        if count == num:            break        a, b, c = random.randint(1, 20), random.randint(1, 20), random.randint(0, 1)        if foo[c](a, b) <= 20 and foo[c](a, b) > 0:            yield "{} + {} =".format(a, b) if c == 0 else "{} - {} =".format(a, b)            count += 1if __name__ == "__main__":    row, col = 0, 0    workbook = xlsxwriter.Workbook(‘exercises.xlsx‘)    worksheet = workbook.add_worksheet()    for i in create_dgit(1000):        if col > 4:            row += 1            col = 0        worksheet.write(row, col, i)        col += 1    workbook.close()

 

產生計算題