回答編集履歴
9
変数分離
test
CHANGED
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@@ -28,7 +28,7 @@
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28
28
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29
29
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a = {a[0]: a for a in A}
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30
30
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31
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-
result = [[*a[b
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31
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+
result = [[*a[b0], b1] for b0, b1 in B if b0 in a]
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32
32
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33
33
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print(result)
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34
34
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8
不要処理削除
test
CHANGED
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@@ -48,10 +48,6 @@
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48
48
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49
49
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50
50
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51
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-
C = [b[0] for b in B]
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52
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-
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53
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-
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54
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-
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55
51
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result = []
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56
52
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57
53
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for b in B:
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7
辞書版追加
test
CHANGED
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@@ -7,6 +7,28 @@
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7
7
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8
8
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9
9
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result = [[*a, b[1]] for b in B for a in A if a[0] == b[0]]
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10
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+
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11
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+
print(result)
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12
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+
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13
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+
```
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14
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+
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15
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+
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16
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+
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17
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+
データが大量にあるなら、二重ループは時間がかかり過ぎるので、辞書化した方がいいでしょう。
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18
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+
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19
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+
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20
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21
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+
```python
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22
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+
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23
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+
A = [['apple', 1],['banana', 2],['orange', 3],['grape', 4],['x',0]]
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24
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+
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25
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B = [['apple', 'ringo'],['banana', 'banana'],['orange', 'orenji'],['grape', 'budou']]
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26
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+
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27
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28
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29
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a = {a[0]: a for a in A}
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30
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+
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31
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result = [[*a[b[0]], b[1]] for b in B if b[0] in a]
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10
32
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11
33
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print(result)
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12
34
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6
コード変更
test
CHANGED
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@@ -6,7 +6,7 @@
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6
6
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7
7
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8
8
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9
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-
result = [[*a, b[1]] for b in B for a in A if
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9
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+
result = [[*a, b[1]] for b in B for a in A if a[0] == b[0]]
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10
10
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11
11
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print(result)
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12
12
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5
コード変更
test
CHANGED
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@@ -6,9 +6,7 @@
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6
6
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7
7
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8
8
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9
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-
b = dict(B)
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10
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-
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11
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-
result = [[
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9
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+
result = [[*a, b[1]] for b in B for a in A if b[0] == a[0]]
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12
10
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13
11
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print(result)
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14
12
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4
バグ修正
test
CHANGED
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@@ -34,13 +34,13 @@
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34
34
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35
35
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result = []
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36
36
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37
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-
for
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37
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+
for b in B:
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38
38
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39
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-
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39
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+
for a in A:
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40
40
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41
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-
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41
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+
if a[0] == b[0]:
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42
42
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43
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-
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43
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+
result.append([*a, b[1]])
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44
44
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45
45
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46
46
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3
お書きになたコードの修正版を追加
test
CHANGED
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@@ -1,4 +1,4 @@
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1
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-
```py
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1
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+
```python
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2
2
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3
3
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A = [['apple', 1],['banana', 2],['orange', 3],['grape', 4]]
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4
4
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@@ -13,3 +13,37 @@
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13
13
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print(result)
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14
14
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15
15
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```
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16
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+
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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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+
お書きになったコードで対応しました。
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20
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21
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+
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22
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+
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23
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+
```python
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24
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+
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25
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+
A = [['apple', 1],['banana', 2],['orange', 3],['grape', 4]]
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26
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+
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27
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+
B = [['apple', 'ringo'],['banana', 'banana'],['orange', 'orenji'],['grape', 'budou']]
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28
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+
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29
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+
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30
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+
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31
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+
C = [b[0] for b in B]
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32
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+
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33
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+
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34
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+
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35
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result = []
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36
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+
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37
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for c in C:
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38
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+
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39
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+
for a in A:
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40
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+
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41
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+
if a[0] == c:
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42
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+
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43
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+
result.append([*a, c])
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44
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+
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45
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+
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46
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+
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47
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+
print(result)
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48
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+
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49
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+
```
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2
変数名変更
test
CHANGED
|
@@ -8,7 +8,7 @@
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8
8
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9
9
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b = dict(B)
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10
10
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11
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-
result = [[name,
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11
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+
result = [[name, value, b[name]] for name, value in A if name in b]
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12
12
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13
13
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print(result)
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14
14
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1
質問に対応
test
CHANGED
|
@@ -8,7 +8,7 @@
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8
8
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9
9
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b = dict(B)
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10
10
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11
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-
result = [[name, index, b[name]] for name, index in A]
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11
|
+
result = [[name, index, b[name]] for name, index in A if name in b]
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12
12
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13
13
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print(result)
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14
14
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