Merge pull request #27 from NoRedInk/add-urlretrieve-timeouts

Enable timeouts when retreiving content via url.

native_package_install.py

@@ -8,12 +8,7 @@
 import os
 import sys
 import tarfile
-try:
-    # For Python 3.0 and later
-    from urllib.request import urlretrieve
-except ImportError:
-    # Fall back to Python 2's urllib2
-    from urllib import urlretrieve
+import requests
 
 import elm_package
 import exact_dependencies
@@ -87,6 +82,13 @@ def vendor_package_dir(vendor_dir, package):
     )
 
 
+def urlretrieve(url, filename, timeout = 60):
+    response = requests.get(url, timeout=timeout, stream=True)
+    response.raise_for_status()
+    with open(filename, "wb") as output:
+        for chunk in response.iter_content(4096):
+            output.write(chunk)
+
 def fetch_packages(vendor_dir, packages):
     """
     Fetches all packages from github.