我想迭代这个 list
[{'quote': {'USD': {'close': 50861.552205896805,
'high': 50982.038774035216,
'low': 50730.75579185529,
'market_cap': 961892403779.12,
'open': 50881.508801727796,
'timestamp': '2021-12-27T02:59:59.999Z',
'volume': 20597797622.55}}},
{'quote': {'USD': {'close': 51020.884322626065,
'high': 51053.01734838643,
'low': 50875.17580190205,
'market_cap': 964908852082.23,
'open': 51031.607414525155,
'timestamp': '2021-12-27T04:59:59.999Z',
'volume': 20155251492.28}}},
{'quote': {'USD': {'close': 50961.30660215557,
'high': 50968.54723757928,
'low': 50787.682527382436,
'market_cap': 963786906391.14,
'open': 50872.72513079699,
'timestamp': '2021-12-27T06:59:59.999Z',
'volume': 20373929446.42}}}]删除领先的报价和美元信息；
[{'close': 50861.552205896805,
'high': 50982.038774035216,
'low': 50730.75579185529,
'market_cap': 961892403779.12,
'open': 50881.508801727796,
'timestamp': '2021-12-27T02:59:59.999Z',
'volume': 20597797622.55},
{'close': 51020.884322626065,
'high': 51053.01734838643,
'low': 50875.17580190205,
'market_cap': 964908852082.23,
'open': 51031.607414525155,
'timestamp': '2021-12-27T04:59:59.999Z',
'volume': 20155251492.28},
{'close': 50961.30660215557,
'high': 50968.54723757928,
'low': 50787.682527382436,
'market_cap': 963786906391.14,
'open': 50872.72513079699,
'timestamp': '2021-12-27T06:59:59.999Z',
'volume': 20373929446.42}]任何帮助将不胜感激！
回答1
您可以使用带有查找的 list 理解来删除每个条目的外部字典：
[item['quote']['USD'] for item in data]这输出：
[
{
'close': 50861.552205896805,
'high': 50982.038774035216,
'low': 50730.75579185529,
'market_cap': 961892403779.12,
'open': 50881.508801727796,
'timestamp': '2021-12-27T02:59:59.999Z',
'volume': 20597797622.55
},
{
'close': 51020.884322626065,
'high': 51053.01734838643,
'low': 50875.17580190205,
'market_cap': 964908852082.23,
'open': 51031.607414525155,
'timestamp': '2021-12-27T04:59:59.999Z',
'volume': 20155251492.28
},
{
'close': 50961.30660215557,
'high': 50968.54723757928,
'low': 50787.682527382436,
'market_cap': 963786906391.14,
'open': 50872.72513079699,
'timestamp': '2021-12-27T06:59:59.999Z',
'volume': 20373929446.42
}
]回答2
只是为了添加到其他人的答案。
list = [{'quote': {'USD': {'close': 50861.552205896805,
'high': 50982.038774035216,
'low': 50730.75579185529,
'market_cap': 961892403779.12,
'open': 50881.508801727796,
'timestamp': '2021-12-27T02:59:59.999Z',
'volume': 20597797622.55}}},
{'quote': {'USD': {'close': 51020.884322626065,
'high': 51053.01734838643,
'low': 50875.17580190205,
'market_cap': 964908852082.23,
'open': 51031.607414525155,
'timestamp': '2021-12-27T04:59:59.999Z',
'volume': 20155251492.28}}},
{'quote': {'USD': {'close': 50961.30660215557,
'high': 50968.54723757928,
'low': 50787.682527382436,
'market_cap': 963786906391.14,
'open': 50872.72513079699,
'timestamp': '2021-12-27T06:59:59.999Z',
'volume': 20373929446.42}}}]
data = [item['quote']['USD'] for item in list]
print(data)