python save file method summary
- 2020-11-25 07:21:21
- OfStack
1 > Save as base 2 file in pkl format
import pickle
pickle.dump(data,open('file_path','wb')) # The suffix .pkl You can add it or not
If the file is too big
pickle.dump(data,open('file_path', 'wb'),protocol=4)
Read the file:
data= pickle.load(open('file_path','rb'))
2 > Save as base 2 file in npz format
import numpy as np
np.savez('file_path/file_name.npz', data1=X,data2=y)
Read the file:
with np.load('file_path/file_name.npz') as data:
X = data['data1']
y= data['data2']
3 > The DataFrame file is saved as.csv
dataframe_file.to_csv("file_path/file_name.csv", index=False)
Read the file:
import pandas as pd
df = pd.read_csv('file_path/file_name.csv')
conclusion