return compat_urllib_response.addinfourl(io.BytesIO(data), headers, url)
+
+# Prepend protocol-less URLs with `http:` scheme in order to mitigate the number of
+# unwanted failures due to missing protocol
+def compat_urllib_request_Request(url, *args, **kwargs):
+ return compat_urllib_request.Request(
+ 'http:%s' % url if url.startswith('//') else url, *args, **kwargs)
+
+
try:
compat_basestring = basestring # Python 2
except NameError: