将Pandas Dataframe转换为自定义嵌套JSON [英] Convert Pandas Dataframe to Custom Nested JSON
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问题描述
我必须将Pandas Dataframe转换为嵌套的json.我尝试使用to_json,但是它将整个数据帧转换为键值对,不确定如何转换这样的嵌套json.任何帮助表示赞赏.
I have to convert a Pandas Dataframe to nested json. I tried using to_json but it converts the entire dataframe as key-value pair, Not sure how to convert a nested json like this. Any help much appreciated.
我的数据框:
df=pd.DataFrame({'id':[1,2,3,4,5,6,7],'name':['walmart','walmart dc','walmart supercenter','wal','walmart 5603','walmart#5603'
,'Sams walmart'],'Cluster_id':[123,123,123,123,123,123,123],
'Cluster_name':['walmart','walmart','walmart','walmart','walmart','walmart','walmart'],'House_num':[123,456,789
,654,321,102,945]
,'Street':['Main Street','Main Street','Main Street','Main Street','Main Street','Main Street','Main Street'],
'Cluster_Street':['Main Street','Main Street','Main Street','Main Street','Main Street','Main Street','Main Street'],
'Cluster_House_Num':[456,456,456,456,456,456,456]
})
输出JSON:
{
'cluster_id':123
'cluster_name':'walmart'
'address':{
'House_num':456
'Street': 'Main Street'
}
'records':[{
'id':1
'name':'walmart'
'address':{
'House_num':123
'Street': 'Main Street'
}
},{
'id':2
'name':'walmart dc'
'address':{
'House_num':456
'Street': 'Main Street'
}
},{
'id':3
'name':'walmart supercenter'
'address':{
'House_num':789
'Street': 'Main Street'
}
},{
'id':4
'name':'wal'
'address':{
'House_num':654
'Street': 'Main Street'
}
},{
'id':5
'name':'walmart 5603'
'address':{
'House_num':321
'Street': 'Main Street'
}
},{
'id':6
'name':'walmart#5603'
'address':{
'House_num':102
'Street': 'Main Street'
}
},{
'id':7
'name':'Sams walmart'
'address':{
'House_num':945
'Street': 'Main Street'
}
}]
}
推荐答案
import pandas as pd
df=pd.DataFrame({'id':[1,2,3,4,5,6,7],'name':['walmart','walmart dc','walmart supercenter','wal','walmart 5603','walmart#5603'
,'Sams walmart'],'cluster_id':[123,123,123,123,123,123,123],
'cluster_name':['walmart','walmart','walmart','walmart','walmart','walmart','walmart'],'House_num':[456,456,456
,456,456,456,456]
,'Street':['Main Street','Main Street','Main Street','Main Street','Main Street','Main Street','Main Street']
})
df_cluster = df.groupby('cluster_id')
for cluster_id, group in df_cluster:
records = []
for row, data in group.iterrows():
rec_dict = {'id':data[4],
'name':data[3],
'address':{
'House_num':data[0],
'Street': data[1]
}
}
records.append(rec_dict)
out_dict = {'cluster_id':cluster_id,'records':records}
print (out_dict)
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