PythonとExcelによる統計レポートの自動生成

import xlrd
import xlwt
from xlutils.copy import copy

xlsx = xlrd.open_workbook('d:/7      .xlsx')

table = xlsx.sheet_by_index(0)

all_data = []
for n in range(1, table.nrows):
    company = table.cell(n, 1).value
    price = table.cell(n, 3).value
    weight = table.cell(n, 4).value
    data = {'company': company, 'weight': weight, 'price': price}
    all_data.append(data)

a_weight = []
a_total_price = []
b_weight = []
b_total_price = []
c_weight = []
c_total_price = []
d_weight = []
d_total_price = []

for i in all_data:
    if i['company'] == '    ':
        a_weight.append(i['weight'])
        a_total_price.append(i['weight'] * i['price'])
    if i['company'] == '    ':
        b_weight.append(i['weight'])
        b_total_price.append(i['weight'] * i['price'])
    if i['company'] == '    ':
        c_weight.append(i['weight'])
        c_total_price.append(i['weight'] * i['price'])
    if i['company'] == '      ':
        d_weight.append(i['weight'])
        d_total_price.append(i['weight'] * i['price'])

tem_excel = xlrd.open_workbook('d:/7      .xls', formatting_info=True)
tem_sheet = tem_excel.sheet_by_index(0)

new_excel = copy(tem_excel)
new_sheet = new_excel.get_sheet(0)

style = xlwt.XFStyle()

font = xlwt.Font()
font.name = '    '
font.bold = True
font.height = 360
style.font = font

borders = xlwt.Borders()
borders.top = xlwt.Borders.THIN
borders.bottom = xlwt.Borders.THIN
borders.left = xlwt.Borders.THIN
borders.right = xlwt.Borders.THIN
style.borders = borders

alignment = xlwt.Alignment()
alignment.horz = xlwt.Alignment.HORZ_CENTER
alignment.vert = xlwt.Alignment.VERT_CENTER
style.alignment = alignment

new_sheet.write(2, 1, len(a_weight), style)
new_sheet.write(2, 2, round(sum(a_weight), 2), style)
new_sheet.write(2, 3, round(sum(a_total_price), 2), style)
new_sheet.write(3, 1, len(b_weight), style)
new_sheet.write(3, 2, round(sum(b_weight), 2), style)
new_sheet.write(3, 3, round(sum(b_total_price), 2), style)
new_sheet.write(4, 1, len(c_weight), style)
new_sheet.write(4, 2, round(sum(c_weight), 2), style)
new_sheet.write(4, 3, round(sum(c_total_price), 2), style)
new_sheet.write(5, 1, len(d_weight), style)
new_sheet.write(5, 2, round(sum(d_weight), 2), style)
new_sheet.write(5, 3, round(sum(d_total_price), 2), style)

new_excel.save('d:/7      2.xls')