set tmp paths os independent

Author: Piotr Plonski

mljar/client/dataset.py

@@ -5,6 +5,7 @@
 import sys
 import time
 import copy
+import tempfile
 from zipfile import ZipFile, ZIP_DEFLATED
 from os.path import basename
 from base import MljarHttpClient
@@ -163,7 +164,8 @@ def add_new_dataset(self, data, y, title_prefix = 'dataset-', dataset_title = No
             title = title_prefix + str(uuid.uuid4())[:4] # set some random name
         else:
             title = dataset_title
-        file_path = '/tmp/dataset-'+ str(uuid.uuid4())[:8]+'.csv'
+
+        file_path = os.path.join(tempfile.gettempdir(), 'dataset-'+ str(uuid.uuid4())[:8]+'.csv')
 
         logger.info('Compress data before export')
         prediction_only = y is None

mljar/client/prediction_download.py

@@ -1,5 +1,6 @@
 import os
 import uuid
+import tempfile
 import pandas as pd
 from base import MljarHttpClient
 from ..exceptions import PredictionDownloadException
@@ -18,7 +19,7 @@ def download(self, prediction_hid):
         response = self.request("POST", self.url, data = {"prediction_id": prediction_hid}, parse_json=False)
         pred = None
         try:
-            tmp_file = '/tmp/mljar_prediction_' + str(uuid.uuid4()) + '.csv'
+            tmp_file = os.path.join(tempfile.gettempdir(), 'mljar_prediction_' + str(uuid.uuid4()) + '.csv')
             with open(tmp_file, 'wb') as f:
                 for chunk in response.iter_content(chunk_size=1024):
                     if chunk: # filter out keep-alive new chunks