毕业设计:2023-2024年计算机专业毕业设计选题汇总(建议收藏)
毕业设计:2023-2024年最新最全计算机专业毕设选题推荐汇总
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1、项目介绍
技术栈:
Python语言、Django框架、Echarts可视化、MySQL数据库、HTML、报表、物流信息、多角色登录、物流管理
这篇文章提出了一种新型的物流管理系统,旨在帮助物流公司更好地掌握和运营各种物流数据。该系统采用python和django两种常见的框架,通过MVT来实现对数据集成和分析,从而更好地满足各种需求。此外,该系统还支持多种数据访问,如订单、运输、仓储、配送、销售、服务。通过使用该客户端,我们可以轻松获取有关物流的各种详细信息,并且可以通过输入相应的物流编码来快速检索。该系统的结构紧凑,可有效地帮助物流企业实现有序的运营。
系统的测试表明,本系统可以方便快捷地实现物流管理中的货物登记、出库入库、组车运送等工作,使物流管理工作井井有条,为企业的健康发展创造良好的条件。
2、项目界面
(1)数据可视化大屏
(2)运单详情信息
(3)发货库存信息
(4)运单详情信息
(4)用户权限管理
(5)系统登录界面
(6)后台数据管理
3、项目说明
随着全球经济的蓬勃发展,WTO的成立也给全球的商业活动带来了新的挑战,因此,企业需要充分发挥自身的优势,运用最新的科学技术,在互联网、信息科学的指导下,完善现有的管理体系,实现全面的创新,从而在激烈的市场竞争中取胜。当公司的规模不断增长时,仓储管理系统的地位也会变得更加突出。一个高效、简单的仓储管理系统能够给公司的运转带来更多的保障,并且能够给公司的生产与运营带来更多的帮助。
这篇文章提出了一种新型的物流管理系统,旨在帮助物流公司更好地掌握和运营各种物流数据。该系统采用python和django两种常见的框架,通过MVT来实现对数据集成和分析,从而更好地满足各种需求。此外,该系统还支持多种数据访问,如订单、运输、仓储、配送、销售、服务。通过使用该客户端,我们可以轻松获取有关物流的各种详细信息,并且可以通过输入相应的物流编码来快速检索。该系统的结构紧凑,可有效地帮助物流企业实现有序的运营。
系统的测试表明,本系统可以方便快捷地实现物流管理中的货物登记、出库入库、组车运送等工作,使物流管理工作井井有条,为企业的健康发展创造良好的条件。
4、核心代码
classWaybillSearchView(View):
form_class = forms.WaybillSearchForm
template_name =""
need_login =True
need_permissions =()def__init__(self,*args,**kwargs):assertgetattr(self,"template_name"),("Subclasses inherited must specify the 'template_name' property when defining!")assertisinstance(self.form_class(), forms.WaybillSearchForm)super().__init__(*args,**kwargs)defget(self, request,*args,**kwargs):return render(
request,
self.template_name,{"form": self.form_class.init_from_request(request),"waybill_list":[],"logged_user_type": get_logged_user_type(request),})defpost(self, request,*args,**kwargs):
form = self.form_class.init_from_request(request, data=request.POST)
waybill_list =[]if form.is_valid():try:
waybill_list = form.gen_waybill_list_to_queryset()except:if settings.DEBUG:raisereturn render(
request,
self.template_name,{"form": form,"waybill_list": waybill_list,"logged_user_type": get_logged_user_type(request),})defdispatch(self, request,*args,**kwargs):if self.need_login andnot request.session.get("user"):return redirect("wuliu:login")for perm in self.need_permissions:ifnot is_logged_user_has_perm(request, perm):return HttpResponseForbidden()returnsuper().dispatch(request,*args,**kwargs)def_transport_out_detail_view(request, render_path):
transport_out_id = request.GET.get("transport_out_id")ifnot transport_out_id:return HttpResponseBadRequest()
transport_out = get_object_or_404(TransportOut, pk=transport_out_id)
to_dic = transport_out_to_dict(transport_out)# 注: 此处只能通过data参数传入TransportOut的字典格式, 不能使用instance参数传入TransportOut对象# 否则前端渲染时仍然是从instance中取值, 导致某些表单字段不显示
form = forms.TransportOutForm.init_from_request(request, data=to_dic)# form = forms.TransportOutForm.init_from_request(request, instance=transport_out)
form.add_id_field(id_=transport_out.id, id_full=transport_out.get_full_id)
form.change_to_detail_form()return render(
request,
render_path,{"form": form,"detail_view":True,"waybills_info_list": transport_out.waybills.all().select_related("src_department","dst_department"),})def_transport_out_search_view(request, render_path, search_mode):assert search_mode in("src","dst"),'search_mode参数只能为"src"或"dst"'if request.method =="GET":
form = forms.TransportOutSearchForm.init_from_request(request, search_mode=search_mode)return render(
request,
render_path,{"form": form,"transport_out_list":[],})if request.method =="POST":
form = forms.TransportOutSearchForm.init_from_request(request, data=request.POST, search_mode=search_mode)
transport_out_list =[]if form.is_valid():try:
transport_out_list = form.gen_transport_out_list_to_queryset()except ValueError:passreturn render(
request,
render_path,{"form": form,"transport_out_list": transport_out_list,})deflogin(request):def_login_abort(message_text):
messages.error(request, message_text)return redirect("wuliu:login")if request.method =="GET":if request.session.get('user'):return redirect("wuliu:welcome")return render(request,'wuliu/login.html')if request.method =="POST":
username = request.POST.get('username')
password = request.POST.get('password')try:
user = User.objects.get(name=username)except User.DoesNotExist:return _login_abort('用户名或密码错误,请重新输入!')ifnot user.enabled:return _login_abort('该用户未被启用,请联系管理员!')ifnot check_password(password, user.password):return _login_abort('用户名或密码错误,请重新输入!')
request.session['user']={"logged_in_time": timezone.make_naive(timezone.now()).strftime("%Y-%m-%d %H:%M:%S"),"id": user.id,"name": user.name,"department_id": user.department_id,"department_name": user.department.name,}return redirect("wuliu:welcome")deflogout(request):
request.session.flush()
request.COOKIES.clear()return redirect("wuliu:login")@login_required()defwelcome(request):# messages.debug(request, "Test debug message...")# messages.info(request, "Test info message...")# messages.success(request, "Test success message...")# messages.warning(request, "Test warning message...")# messages.error(request, "Test error message...")
logged_user_type = get_logged_user_type(request)
dic ={"today":{"waybill":0,"transport_out":0,"arrival":0,"sign_for":0},"wait":{"waybill":0,"transport_out":0,"arrival":0,"sign_for":0},}
today_start_datetime = timezone.make_aware(
timezone.datetime.combine(datetime_.date.today(), datetime_.time(0,0)))
today_end_datetime = timezone.make_aware(
timezone.datetime.combine(datetime_.date.today(), datetime_.time(23,59,59)))
today_weekday = timezone.now().isoweekday()
weekdays =[{1:"周一",2:"周二",3:"周三",4:"周四",5:"周五",6:"周六",7:"周日"}.get(
today_weekday-i if today_weekday-i >0else today_weekday+7-i
)for i inrange(7)[::-1]]# 14天内每天新增运单数和运费收入# 分支机构和货场只统计自己部门的新增运单数(虽然货场没有开票权限...)if logged_user_type == User.Types.GoodsYard:
waybill_num_in_past_two_weeks =[0]*14
waybill_fee_in_past_two_weeks =[0]*14else:
waybill_num_in_past_two_weeks =[]
waybill_fee_in_past_two_weeks =[]for i inrange(14)[::-1]:
queryset = Waybill.objects.only("pk","fee").filter(
create_time__gte=today_start_datetime - timezone.timedelta(days=i),
create_time__lte=today_end_datetime - timezone.timedelta(days=i),).exclude(status=Waybill.Statuses.Dropped)if logged_user_type == User.Types.Branch:
queryset = queryset.filter(src_department__id=request.session["user"]["department_id"])
day_info = queryset.aggregate(fee_total=Sum("fee"), count=Count("pk"))
waybill_num_in_past_two_weeks.append(day_info["count"])
waybill_fee_in_past_two_weeks.append(day_info["fee_total"]or0)# 今日新增
dic["today"]["waybill"]= waybill_num_in_past_two_weeks[-1]# 今日发车
today_transport_out = TransportOut.objects.filter(
start_time__gte=today_start_datetime,
start_time__lte=today_end_datetime,
status__in=(TransportOut.Statuses.OnTheWay, TransportOut.Statuses.Arrived),)if logged_user_type notin(User.Types.Administrator, User.Types.Company):
today_transport_out = today_transport_out.filter(src_department__id=request.session["user"]["department_id"])
dic["today"]["transport_out"]= today_transport_out.aggregate(_=Count("waybills"))["_"]or0# 今日到货
today_arrival = Waybill.objects.filter(
arrival_time__gte=today_start_datetime, arrival_time__lte=today_end_datetime,)if logged_user_type notin(User.Types.Administrator, User.Types.Company):
today_arrival = today_arrival.filter(dst_department__id=request.session["user"]["department_id"])
dic["today"]["arrival"]= today_arrival.count()or0# 今日签收
today_sign_for = Waybill.objects.filter(
sign_for_time__gte=today_start_datetime, sign_for_time__lte=today_end_datetime,)if logged_user_type notin(User.Types.Administrator, User.Types.Company):
today_sign_for = today_sign_for.filter(dst_department__id=request.session["user"]["department_id"])
dic["today"]["sign_for"]= today_sign_for.count()# 待确认订单
dic["wait"]["waybill"]=0# 待发车if logged_user_type == User.Types.GoodsYard:
dic["wait"]["transport_out"]= Waybill.objects.filter(
status__in=(Waybill.Statuses.GoodsYardArrived, Waybill.Statuses.GoodsYardLoaded)).count()elif logged_user_type == User.Types.Branch:
dic["wait"]["transport_out"]= Waybill.objects.filter(
src_department__id=request.session["user"]["department_id"],
status__in=(Waybill.Statuses.Created, Waybill.Statuses.Loaded),).count()else:
dic["wait"]["transport_out"]= Waybill.objects.filter(
status__in=(Waybill.Statuses.Created, Waybill.Statuses.Loaded)).count()# 待到车
wait_arrival = TransportOut.objects.filter(status=TransportOut.Statuses.OnTheWay)if logged_user_type notin(User.Types.Administrator, User.Types.Company):
wait_arrival = wait_arrival.filter(dst_department__id=request.session["user"]["department_id"])
dic["wait"]["arrival"]= wait_arrival.count()# 待签收
wait_sign_for = Waybill.objects.filter(status=Waybill.Statuses.Arrived)if logged_user_type notin(User.Types.Administrator, User.Types.Company):
wait_sign_for = wait_sign_for.filter(dst_department__id=request.session["user"]["department_id"])
dic["wait"]["sign_for"]= wait_sign_for.count()return render(
request,"wuliu/welcome.html",{"data_dic": dic,"weekdays": weekdays,"waybill_num_last_week": waybill_num_in_past_two_weeks[:7],"waybill_num_this_week": waybill_num_in_past_two_weeks[7:],"waybill_num_this_week_total":sum(waybill_num_in_past_two_weeks[7:]),"waybill_num_change_rate_percentage":((sum(waybill_num_in_past_two_weeks[7:])/sum(waybill_num_in_past_two_weeks[:7])-1)*100ifsum(waybill_num_in_past_two_weeks[:7])else(100ifsum(waybill_num_in_past_two_weeks[7:])else0)),"waybill_fee_last_week": waybill_fee_in_past_two_weeks[:7],"waybill_fee_this_week": waybill_fee_in_past_two_weeks[7:],"waybill_fee_this_week_total":sum(waybill_fee_in_past_two_weeks[7:]),"waybill_fee_change_rate_percentage":((sum(waybill_fee_in_past_two_weeks[7:])/sum(waybill_fee_in_past_two_weeks[:7])-1)*100ifsum(waybill_fee_in_past_two_weeks[:7])else(100ifsum(waybill_fee_in_past_two_weeks[7:])else0)),})
5、源码获取
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