examples/xgboost_synthetic/util.py

31 lines
771 B
Python

import os
import json
import shutil
import requests
from retrying import retry
import numpy as np
def copy_data_to_nfs(nfs_path, model_dir):
if not os.path.exists(nfs_path):
shutil.copytree("ames_dataset", nfs_path)
if not os.path.exists(model_dir):
os.makedirs(model_dir)
@retry(wait_exponential_multiplier=1000, wait_exponential_max=5000,
stop_max_delay=2*60*1000)
def predict_nparray(url, data, feature_names=None):
pdata = {
"data": {
"names":feature_names,
"tensor": {
"shape": np.asarray(data.shape).tolist(),
"values": data.flatten().tolist(),
},
}
}
serialized_data = json.dumps(pdata)
r = requests.post(url, data={'json':serialized_data}, timeout=5)
return r