+try:
+ import urllib.request as compat_urllib_request
+except ImportError: # Python 2
+ import urllib2 as compat_urllib_request
+
+try:
+ import urllib.error as compat_urllib_error
+except ImportError: # Python 2
+ import urllib2 as compat_urllib_error
+
+try:
+ import urllib.parse as compat_urllib_parse
+except ImportError: # Python 2
+ import urllib2 as compat_urllib_parse
+
+try:
+ import http.cookiejar as compat_cookiejar
+except ImportError: # Python 2
+ import cookielib as compat_cookiejar
+