怎么在python中利用xlsxwriter库生成图表？很多新手对此不是很清楚，为了帮助大家解决这个难题，下面小编将为大家详细讲解，有这方面需求的人可以来学习下，希望你能有所收获。
#!/usr/bin/env python
# -*- coding:utf-8 -*-
# Author:Eric.yue
import xlsxwriter
import random
from datetime import date
import collections
def xlwt_chart(xl_obj,table):
#生成柱状图
column_chart = xl_obj.add_chart({'type':'column'})
column_chart.add_series({
'name':'=sheet1!$D$1',
'categories':'=sheet1!$D$2:$D$7',
'values':'=sheet1!$E$2:$E$7'
})
table.insert_chart('G2',column_chart)
#生成饼图
column_chart2 = xl_obj.add_chart({'type':'pie'})
column_chart2.add_series({
'name': '=sheet1!$D$1',
'categories':'=sheet1!$D$2:$D$7',
'values': '=sheet1!$E$2:$E$7'
})
table.insert_chart('G20', column_chart2)
def xlwt_run():
data_base = ['0-50','50-60','60-70','70-80','80-90','90-100']
#生成一个有序的字典
chart_dict = collections.OrderedDict.fromkeys(data_base,0)
xl_obj = xlsxwriter.Workbook('chart.xlsx')
table = xl_obj.add_worksheet('sheet1')
table.write_string(0,0,u'姓名')
table.write_string(0,1,u'成绩')
table.write_string(0,2,u'日期')
table.merge_range('D1:E1', u'成绩分布')
table.set_column('C:E',15)
#定义格式
date_format = xl_obj.add_format({'num_format':'yyyy-mm-dd'})
color_format = xl_obj.add_format({'color':'red'})
font_format = xl_obj.add_format({'font_color':'green','bold':True})
mm = 1
for i in xrange(1,40):
name = 'name_%d' % i
score = random.randint(30,100)
if score <= 50:
chart_dict['0-50'] += 1
elif score>50 and score<=60:
chart_dict['50-60'] += 1
elif score>60 and score<=70:
chart_dict['60-70'] += 1
elif score>70 and score<=80:
chart_dict['70-80'] += 1
elif score>80 and score<=90:
chart_dict['80-90'] += 1
else:
chart_dict['90-100'] += 1
if score > 60:
table.write_string(i, 0, name)
table.write_number(i, 1, score)
else:
table.write_string(i, 0, name, color_format)
table.write_number(i, 1, score, color_format)
table.write_datetime(i, 2,date.today(), date_format)
mm = mm + 1
#生成图表数据
row = 1
for k,v in chart_dict.items():
table.write_string(row, 3, k, font_format)
table.write_number(row, 4, v, font_format)
row = row+1
xlwt_chart(xl_obj,table)
#使用公式
table.write_formula(mm,1,'=AVERAGE(B2:B40)')
#插入带链接的图片
table.insert_image('D20',r'/home/mywork/pythonchina/cto51_log/bd_logo12.png',{'url':'https://www.baidu.com'})
#关闭excel句柄
xl_obj.close()
if __name__ == '__main__':
xlwt_run()看完上述内容是否对您有帮助呢？如果还想对相关知识有进一步的了解或阅读更多相关文章，请关注创新互联行业资讯频道，感谢您对创新互联的支持。
