[英]how to write data in the sequential format in the dataframe
import json
import pandas as pd
import numpy as np
class Decoder(json.JSONDecoder):
def decode(self, s):
result = super(Decoder, self).decode(s)
return self._decode(result)
def _decode(self, o):
if isinstance(o, str):
try:
return int(o)
except ValueError:
try:
return float(o)
except ValueError:
return o
elif isinstance(o, dict):
return {k: self._decode(v) for k, v in o.items()}
elif isinstance(o, list):
return [self._decode(v) for v in o]
else:
return o
with open('ouput_data.json') as f:
data = json.load(f, cls=Decoder)
list = []
list = (data['data'])
df = pd.DataFrame(list, columns=['id', 'value'])
new_df = df.set_index('id')
new_df1 = new_df.reindex(np.arange(1, 14)).fillna(' ')
print(new_df1)
給出的輸出如下,
id value
1 whats up
2 what
3
4
5 HI
6
7
8
9
10
11
12
13
但我想要按順序輸出,我如何編輯代碼以實現此輸出
id 1 2 3 4 5 6 7 8 9 10 11 12 13
value whatsup what Hi
讓我知道我必須更改現有代碼的地方!!!! 請!!!!!
提前致謝
你的三行:
df = pd.DataFrame(list,columns=['id','value'])
new_df = df.set_index('id')
new_df1=new_df.reindex(np.arange(1, 14)).fillna(' ')
可以改寫為:
df = (pd.DataFrame(list, columns = ['id','value'])
.set_index('id')
.reindex(np.arange(1, 14)).fillna(' ')
.T
)
而df
就是你所追求的。
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