Index: lnt/lnttool/admin.py
===================================================================
--- lnt/lnttool/admin.py
+++ lnt/lnttool/admin.py
@@ -1,16 +1,17 @@
 #!/usr/bin/env python
 import click
+from importlib import import_module
 from .common import submit_options
 
 
 def _load_dependencies():
     global yaml, sys, requests, json, os, httplib
-    import yaml
-    import sys
-    import requests
-    import json
-    import os
-    import httplib
+    yaml = import_module('yaml')
+    sys = import_module('sys')
+    requests = import_module('requests')
+    json = import_module('json')
+    os = import_module('os')
+    httplib = import_module('httplib')
 
 
 def _error(msg):
Index: setup.py
===================================================================
--- setup.py
+++ setup.py
@@ -9,8 +9,8 @@
 import sys
 from setuptools import setup, find_packages, Extension
 
-if sys.version_info < (2, 7):
-    raise RuntimeError("Python 2.7 or higher required.")
+if sys.version_info < (2, 7) or sys.version_info == (3, 0):
+    raise RuntimeError("Python 2.7 or Python 3.1 or higher required.")
 
 cflags = []