質問編集履歴
2
mixins追記
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def get_week_calendar(self):
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calendar_context = super().get_week_calendar()
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calendar_context['df'] = self.get_week_schedules(
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calendar_context['week_first'],
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calendar_context['week_last'],
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calendar_context['week_days']
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)
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return calendar_context
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return context
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```
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コメントに対しての追記
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test
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@@ -31,3 +31,227 @@
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調べたところあまりdjangoでpandasで出力している記事がなく(英語は分かりません)情報が少なく行き詰ってます。
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よろしくお願いします。
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追記
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```
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response = HttpResponse(content_type='text/csv')
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response['Content-Disposition'] = 'attachment; filename=a.csv'
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df.to_csv(path_or_buf=response,sep=';',float_format='%.2f',index=False,decimal=",")
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```
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上記試しましたが上手くいきませんでした。
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mixins.pyでcsv出力をしています。(views.pyだと上手く行かなかった)
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だから上手く行かないのでしょうか？
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```
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mixins.py
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class CsvMixin(Week_CsvMixin):
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def get_week_schedules(self, start, end, days):
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shop = get_object_or_404(Shops, pk=self.kwargs['shops_pk'])
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user= User.objects.filter(shops__shop=shop)
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b =[]
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for a in user:
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b.append(a)
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lookup = {
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'{}__range'.format(self.date_field): (start, end),
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}
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queryset = self.model.objects.filter(**lookup)
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days = {day: [] for day in days}
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df = pd.DataFrame(days)
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a=1
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for schedule in queryset:
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if schedule.user in b:
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if a == 1:
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user=schedule.user.last_name+' '+schedule.user.first_name
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date= schedule.date
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start_time=schedule.get_start_time_display()
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end_time = schedule.get_end_time_display()
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time = start_time+'-'+end_time
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ddf =pd.DataFrame({date:time},index =[user])
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df = pd.concat([df,ddf],axis=0)
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df.fillna(" ", inplace=True)
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a = 2
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if user != schedule.user.last_name+' '+schedule.user.first_name:
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user=schedule.user.last_name+' '+schedule.user.first_name
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date= schedule.date
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start_time=schedule.get_start_time_display()
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end_time = schedule.get_end_time_display()
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time = start_time+'-'+end_time
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ddf =pd.DataFrame({date:time},index =[user])
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df = pd.concat([df,ddf],axis=0)
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df.fillna(" ", inplace=True)
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else:
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user=schedule.user.last_name+' '+schedule.user.first_name
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date= schedule.date
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start_time=schedule.get_start_time_display()
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end_time = schedule.get_end_time_display()
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time = start_time+'-'+end_time
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ddf =pd.DataFrame({date:time},index =[user])
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df[date]= df[date].astype(str)
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df.at[user,date] =time
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df.fillna(" ", inplace=True)
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# csv保存-------------------
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df.fillna(" ", inplace=True)
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today = datetime.datetime.today()
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day = today.strftime("%Y%m%d")
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# df.to_csv(day + '_list.csv',encoding= "utf_8_sig")←動作はするが、manage.pyと同じ場所に保存される
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↓エラーは出ないが出力はされない
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response = HttpResponse(content_type='text/csv')
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response['Content-Disposition'] = 'attachment; filename=a.csv'
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df.to_csv(path_or_buf=response,sep=';',float_format='%.2f',index=False,decimal=",")
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return df
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```
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```
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views.py
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class Shift_csv(mixins.CsvMixin, generic.TemplateView):
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model = Schedule
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template_name = 'shift/shift_csv.html'
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date_field = 'date'
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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shop = get_object_or_404(Shops, pk=self.kwargs['shops_pk'])
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context['shops']= User.objects.filter(shops__shop=shop)
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context['shopnum']=self.kwargs['shops_pk']
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calendar_context = self.get_week_calendar()
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context.update(calendar_context)
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return context
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```
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views.pyの書き方的に多分変なんだと思いますが、強引にやりました。
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viewsでcsv出力のcodeを書くと上手く行きませんでした。
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```
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df =context['df']
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df.to_csv('a.csv')
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```
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みたいに書きましたが上手く動作せず、結果mixinsで書く感じになってます。
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256
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257
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出力されるならどこに書いてもいいんですが、、。
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