Fixing some typos and silly bugs.

@@ -224,7 +224,7 @@ class Function(object):
         return self.create()
 
     def publish_version(self, description):
-        LOG.debug('publishing version of ', self.name)
+        LOG.debug('publishing version of %s', self.name)
         try:
             response = self._lambda_client.call(
                 'publish_version',
@@ -237,7 +237,7 @@ class Function(object):
         return response['Version']
 
     def list_versions(self):
-        LOG.debug('listing versions of ', self.name)
+        LOG.debug('listing versions of %s', self.name)
         try:
             response = self._lambda_client.call(
                 'list_versions_by_function',
@@ -263,7 +263,7 @@ class Function(object):
             LOG.exception('Unable to create alias')
 
     def list_aliases(self):
-        LOG.debug('listing aliases of ', self.name)
+        LOG.debug('listing aliases of %s', self.name)
         try:
             response = self._lambda_client.call(
                 'list_aliases',

@@ -131,9 +131,8 @@ class Policy(object):
             m = hashlib.md5()
             m.update(document)
             policy_md5 = m.hexdigest()
-            LOG.debug('policy_md5: {}'.format(policy_md5))
-            LOG.debug('cache md5: {}'.format(
-                self._context.cache.get('policy_md5')))
+            LOG.debug('policy_md5: %s', policy_md5)
+            LOG.debug('cache md5: %s', self._context.cache.get('policy_md5'))
             if policy_md5 != self._context.cache.get('policy_md5'):
                 self._context.cache['policy_md5'] = policy_md5
                 self._context.save_cache()

-boto3==1.2.0
+boto3>=1.2.0
 click==5.1
 PyYAML>=3.11
 mock>=1.0.1

@@ -5,7 +5,7 @@ from setuptools import setup, find_packages
 import os
 
 requires = [
-    'boto3==1.2.0',
+    'boto3>=1.2.0',
     'click>=5.0',
     'PyYAML>=3.11'
 ]