質問編集履歴
3
コードにバグが有ったので追記
title
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File without changes
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body
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@@ -8,8 +8,15 @@
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8
8
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dic = {"test": None}
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9
9
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10
10
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# このif文をきれいに書きたい
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11
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+
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12
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+
# dic['test']がNoneの場合エラーになる
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11
13
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if 'test' in dic and len(dic['test']) == 0 and dic['test'] is not None :
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12
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test = dic['test']
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15
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+
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16
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+
# 追記
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if 'test' in dic and dic['test'] is not None and len(dic['test']) == 0 :
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18
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+
test = dic['test']
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19
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+
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13
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else:
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14
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print("error")
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15
22
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2
追記
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@@ -1,7 +1,7 @@
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1
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pythonで文字列が0のとき、Noneのとき、dict形式のkeyが無いときに引っ掛けるif文を作ったのですが、もう少し短く書く方法は無いでしょうか
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2
2
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3
3
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```
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4
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-
#
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4
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+
# 以下のパターンを引っ掛けたい
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5
5
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dic = {"hello": "hello"}
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dic = {"test": ""}
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7
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dic = {"test": " "}
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1
誤字修正
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File without changes
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body
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@@ -10,6 +10,8 @@
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10
10
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# このif文をきれいに書きたい
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11
11
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if 'test' in dic and len(dic['test']) == 0 and dic['test'] is not None :
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12
12
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test = dic['test']
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13
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+
else:
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14
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+
print("error")
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13
15
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14
16
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```
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15
17
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