用excel和python自动生成统计报表

import xlrd
import xlwt
from xlutils.copy import copy

xlsx=xlrd.open_workbook('path')
table=xlsx.sheet_by_index(0)

all_data=[]
#table.nrows表示整个excel的行数
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 x in all_data:
	if i['company']=='张三粮配'：
	a_weight.append(i['weight'])
	a_total_price.append(i['weight'])*i['price']
	if i['company']=='李四粮食'：
	b_weight.append(i['weight'])
	b_total_price.append(i['weight'])*i['price']
	if i['company']=='王五小麦'：
	c_weight.append(i['weight'])
	c_total_price.append(i['weight'])*i['price']
	if i['company']=='赵柳麦子专营'：
	d_weight.append(i['weight'])
	d_total_price.append(i['weight'])*i['price']

temp_excel=xlrd.open_workbook('path',formatting_info=True)
tem_sheet=temp_excel.sheet_by_index(0)

new_excel=copy(temp_excel)
new_sheet=temp_excel.sheet_by_index(0)

style=xlwt.XFStyle()
style=xlwt.XFStyle()
font=xlwt.Font()
font.name='微软雅黑'
font.bold=True
#字体的高度等于  字号*20
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

#对齐
alignment=xlwt.Alignment()
#水平
alignment.horz=xlwt.Alignment.HORZ_CENTER
#竖直
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(2,2,round(sum(a_total_price),2),style)
new_sheet.write(2,1,len(b_weight),style)
new_sheet.write(2,2,round(sum(b_weight),2),style)
new_sheet.write(2,2,round(sum(b_total_price),2),style)
new_sheet.write(2,1,len(c_weight),style)
new_sheet.write(2,2,round(sum(c_weight),2),style)
new_sheet.write(2,2,round(sum(c_total_price),2),style)
new_sheet.write(2,1,len(d_weight),style)
new_sheet.write(2,2,round(sum(d_weight),2),style)
new_sheet.write(2,2,round(sum(d_total_price),2),style)

new_excel.save('path')