我正在尝试从S3存储桶中将我的ML模型作为泡菜文件下载,然后加载以进行预测。
import boto3
import io
import pickle
REGION = 'us-east-1'
ACCESS_KEY_ID = ******
SECRET_ACCESS_KEY = ******
'BUCKET_NAME = 'aws-logs-914250087788-us-east-1'
KEY = input_name # file path in S3
s3c = boto3.client(
's3',
region_name = REGION,
aws_access_key_id = ACCESS_KEY_ID,
aws_secret_access_key = SECRET_ACCESS_KEY
)
rfModel=s3c.download_file(BUCKET_NAME, model1, 'RF_model.pckl')
#load model and predict
lm = open('RF_model.pckl', 'rb')
clf=pickle.loads(lm)
rf_pred=clf.predict(x)
np.savetxt(output_name1, rf_pred, delimiter=',', fmt='%s')
但是当我运行代码时,会发生以下错误:
TypeError:需要一个类似字节的对象,而不是_io.BufferedReader。
如何解决此错误?
答案 0 :(得分:0)
我应该替换这部分:
lm = open('RF_model.pckl', 'rb')
clf=pickle.loads(lm)
与此:
with open('RF_model.pckl', 'rb') as file:
clf = pickle.load(file)