from openpyxl import Workbook
from openpyxl.compat import range
from openpyxl.cell import get_column_letter
wb = Workbook()
dest_filename = 'empty_book2.xlsx'
ws1 = wb.active              #第一个表
ws1.title = "range names"    #第一个表命名
#遍历第一个表的1到40行，赋值一个600内的随机数。
for row in range(1,40):
    ws1.append(range(60))
ws2 = wb.create_sheet(title="Pi")
ws2['F5'] = 3.14
ws3 = wb.create_sheet(title="Data")
for row in range(10,20):
    for col in range(27,54):
        _=ws3.cell(column=col,row=row,value="%s" % get_column_letter(col))
wb.save(filename=dest_filename)