django上传excel文件

def uploadGrade(request):
'''
班级信息导入
:param request:
:return:
'''
if request.method == 'POST':
f = request.FILES.get('file')
excel_type = f.name.split('.')[1]
if excel_type in ['xlsx','xls']:
# 开始解析上传的excel表格
wb = xlrd.open_workbook(filename=None,file_contents=f.read())
table = wb.sheets()[0]
rows = table.nrows # 总行数
try:
with transaction.atomic(): # 控制数据库事务交易
for i in range(1,rows):
rowVlaues = table.row_values(i)
major = models.TMajor.objects.filter(majorid=rowVlaues[1]).first()
models.TGrade.objects.create(gradeid=rowVlaues[0],major=major,gradename=rowVlaues[2],memo=rowVlaues[3])
except:
logger.error('解析excel文件或者数据插入错误')
return render(request,'bg/success.html',{'message':'导入成功'})
else:
logger.error('上传文件类型错误！')
return render(request,'bg/failed.html',{'message':'导入失败'})