質問編集履歴
2
状態変化
test
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File without changes
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test
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@@ -83,3 +83,39 @@
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83
83
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Server time: 木, 25 6月 2020 18:41:32 +0900
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84
84
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85
85
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```
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86
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+
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87
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+
#細部あってるかどうかわからないのですが変更しましたが、エラーは同じでした
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88
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+
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89
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+
```python
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90
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+
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91
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from django import forms
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92
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93
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from django.core.exceptions import ValidationError
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94
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95
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96
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97
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98
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99
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100
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+
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101
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+
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102
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103
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104
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105
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class UploadFileForm(forms.Form):
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106
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107
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file = forms.FileField()
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108
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109
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def clead_file(self):
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110
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111
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file= self.cleaned_data.get("file")
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112
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113
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if not file:
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114
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115
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raise ValidationError("サイズエラー")
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116
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117
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return file
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118
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119
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120
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+
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121
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```
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1
状態変化
test
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File without changes
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test
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@@ -3,3 +3,83 @@
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3
3
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#通常の分は問題なくアップロードできたのですが、ファイルサイズが０の分をアップロードすると当然エラーになります。サイズが０なら処理を中断させる方法はありますでしょうか？
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4
4
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5
5
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#request.FILES.sizeで確認しようと思ったのですが中身無しの分はアクセスするとエラーになってしまいます。
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6
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+
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7
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+
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8
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+
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9
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+
#回答頂いた方の処理を行いましたがvalueerrorでした
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10
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+
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11
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+
```python
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12
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+
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13
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+
from django import forms
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14
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+
|
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15
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+
from django.core.exceptions import ValidationError
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16
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17
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+
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18
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+
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19
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20
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21
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+
def size_valid(f):
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22
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+
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23
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try:
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24
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+
|
|
25
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+
size = f.size
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26
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+
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27
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+
except:
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28
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+
|
|
29
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+
raise ValidationError("サイズエラー")
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30
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+
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31
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+
|
|
32
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+
|
|
33
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+
class UploadFileForm(forms.Form):
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34
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+
|
|
35
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+
file = forms.FileField(validators=[size_valid])
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|
36
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+
|
|
37
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+
```
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|
38
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+
|
|
39
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+
|
|
40
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+
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|
41
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+
```log
|
|
42
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+
|
|
43
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+
ValueError at /trade_xls/create
|
|
44
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+
|
|
45
|
+
The view trade_xls.views.create didn't return an HttpResponse object. It returned None instead.
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|
46
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+
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|
47
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+
Request Method: POST
|
|
48
|
+
|
|
49
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+
Request URL: http://192.168.168.132/carcass/trade_xls/create
|
|
50
|
+
|
|
51
|
+
Django Version: 3.0.7
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|
52
|
+
|
|
53
|
+
Exception Type: ValueError
|
|
54
|
+
|
|
55
|
+
Exception Value:
|
|
56
|
+
|
|
57
|
+
The view trade_xls.views.create didn't return an HttpResponse object. It returned None instead.
|
|
58
|
+
|
|
59
|
+
Exception Location: /usr/local/lib/python3.6/site-packages/django/core/handlers/base.py in _get_response, line 126
|
|
60
|
+
|
|
61
|
+
Python Executable: /usr/bin/python3
|
|
62
|
+
|
|
63
|
+
Python Version: 3.6.8
|
|
64
|
+
|
|
65
|
+
Python Path:
|
|
66
|
+
|
|
67
|
+
['/home/sun/carcass',
|
|
68
|
+
|
|
69
|
+
'/usr/lib64/python36.zip',
|
|
70
|
+
|
|
71
|
+
'/usr/lib64/python3.6',
|
|
72
|
+
|
|
73
|
+
'/usr/lib64/python3.6/lib-dynload',
|
|
74
|
+
|
|
75
|
+
'/usr/local/lib64/python3.6/site-packages',
|
|
76
|
+
|
|
77
|
+
'/usr/local/lib/python3.6/site-packages',
|
|
78
|
+
|
|
79
|
+
'/usr/lib64/python3.6/site-packages',
|
|
80
|
+
|
|
81
|
+
'/usr/lib/python3.6/site-packages']
|
|
82
|
+
|
|
83
|
+
Server time: 木, 25 6月 2020 18:41:32 +0900
|
|
84
|
+
|
|
85
|
+
```
|