我從以下格式的 API 中得到了一個結果 json
[{
"Uid": "40cc6103-1cf0-4735-b882-d14d32018e58",
"Id": "9e1a0057-4570-4a6e-8ff5-88b2facbaf4e",
"Details": {
"Name": "Kiran"
}
}, {
"Uid": "40cc6103-1cf0-4735-b882-d14d32018e58",
"Id": "9e1a0057-4570-4a6e-8ff5-88b2facbaf4e",
"Details": {
"Age": "24"
}
},
{
"Uid": "196f5865-e9fe-4847-86ae-97d0bf57b816",
"Id": "84909ecb-c92e-48a7-bcaa-d478bf3a9220",
"Details": {
"Name": "Shreyas"
}
}
]
由于 Uid 和 Id 對于多個整數是相同的,我可以將它們與 Details 鍵作為逗號分隔鍵值對一起使用嗎?像下面提到的東西
[{
"Uid": "40cc6103-1cf0-4735-b882-d14d32018e58",
"Id": "9e1a0057-4570-4a6e-8ff5-88b2facbaf4e",
"Details": {
"Name": "Kiran",
"Age": "24"
}
},
{
"Uid": "196f5865-e9fe-4847-86ae-97d0bf57b816",
"Id": "84909ecb-c92e-48a7-bcaa-d478bf3a9220",
"Details": {
"Name": "Shreyas"
}
}]
請在此指導我遵循的方法。謝謝
uj5u.com熱心網友回復:
您需要的是字典函式update()。下面是一個例子:
A = [{
"Uid": "40cc6103-1cf0-4735-b882-d14d32018e58",
"Id": "9e1a0057-4570-4a6e-8ff5-88b2facbaf4e",
"Details": {
"Name": "Kiran"
}
}, {
"Uid": "40cc6103-1cf0-4735-b882-d14d32018e58",
"Id": "9e1a0057-4570-4a6e-8ff5-88b2facbaf4e",
"Details": {
"Age": "24"
}
},
{
"Uid": "196f5865-e9fe-4847-86ae-97d0bf57b816",
"Id": "84909ecb-c92e-48a7-bcaa-d478bf3a9220",
"Details": {
"Name": "Shreyas"
}
}
]
B = []
def find(uid, id_):
for i, d in enumerate(B):
if d['Uid'] == uid and d['Id'] == id_:
return i
return -1
for d in A:
if (i := find(d['Uid'], d['Id'])) < 0:
B.append(d)
else:
B[i]['Details'].update(d['Details'])
print(B)
漂亮的輸出:
[
{
"Uid": "40cc6103-1cf0-4735-b882-d14d32018e58",
"Id": "9e1a0057-4570-4a6e-8ff5-88b2facbaf4e",
"Details": {
"Name": "Kiran",
"Age": "24"
}
},
{
"Uid": "196f5865-e9fe-4847-86ae-97d0bf57b816",
"Id": "84909ecb-c92e-48a7-bcaa-d478bf3a9220",
"Details": {
"Name": "Shreyas"
}
}
]
筆記:
如果您的 API 回應包含大量字典,這可能會非常低效。您可能需要一種完全不同的方法
uj5u.com熱心網友回復:
您應該遍歷串列并與以 (Uid, Id) 為鍵的累加器合并:
from typing import Dict, List
l = [{
"Uid": "40cc6103-1cf0-4735-b882-d14d32018e58",
"Id": "9e1a0057-4570-4a6e-8ff5-88b2facbaf4e",
"Details": {
"Name": "Kiran"
}
}, {
"Uid": "40cc6103-1cf0-4735-b882-d14d32018e58",
"Id": "9e1a0057-4570-4a6e-8ff5-88b2facbaf4e",
"Details": {
"Age": "24"
}
},
{
"Uid": "196f5865-e9fe-4847-86ae-97d0bf57b816",
"Id": "84909ecb-c92e-48a7-bcaa-d478bf3a9220",
"Details": {
"Name": "Shreyas"
}
}
]
def mergeItem(it: Dict, acc: Dict) -> Dict:
uid = it["Uid"]
id = it["Id"]
if (uid, id) in acc:
acc[(uid, id)] = {"Uid": uid, "Id": id, "Details": {**acc[(uid, id)]["Details"], **it["Details"]}}
else:
acc[(uid, id)] = {"Uid": uid, "Id": id, "Details": it["Details"]}
return acc
def mergeList(a:List) -> Dict:
acc = {}
for v in a:
acc = mergeItem(v, acc)
return acc
print(list(mergeList(l).values()))
# [
# {
# 'Uid': '40cc6103-1cf0-4735-b882-d14d32018e58',
# 'Id': '9e1a0057-4570-4a6e-8ff5-88b2facbaf4e',
# 'Details': {'Name': 'Kiran', 'Age': '24'}},
# {
# 'Uid': '196f5865-e9fe-4847-86ae-97d0bf57b816',
# 'Id': '84909ecb-c92e-48a7-bcaa-d478bf3a9220',
# 'Details': {'Name': 'Shreyas'}
# }
# ]
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