diff --git a/wsme/__init__.py b/wsme/__init__.py
index cfca97b..c9169b9 100644
--- a/wsme/__init__.py
+++ b/wsme/__init__.py
@@ -1,3 +1,7 @@
 from wsme.api import expose, validate
 from wsme.root import WSRoot
 from wsme.types import wsattr, wsproperty, Unset
+
+__all__ = ['expose', 'validate',
+    'WSRoot',
+    'wsattr', 'wsproperty', 'Unset']
diff --git a/wsme/api.py b/wsme/api.py
index 599bd48..38e2696 100644
--- a/wsme/api.py
+++ b/wsme/api.py
@@ -1,7 +1,5 @@
 import inspect
 
-import pkg_resources
-
 from wsme.types import register_type
 
 __all__ = ['expose', 'validate']
diff --git a/wsme/protocols/restxml.py b/wsme/protocols/restxml.py
index b5819e7..cd0395a 100644
--- a/wsme/protocols/restxml.py
+++ b/wsme/protocols/restxml.py
@@ -1,4 +1,3 @@
-import base64
 import datetime
 
 try:
@@ -9,7 +8,6 @@ except ImportError:
 from simplegeneric import generic
 
 from wsme.protocols.rest import RestProtocol
-from wsme.exc import *
 import wsme.types
 
 import re
diff --git a/wsme/root.py b/wsme/root.py
index a01d6b9..55cdc90 100644
--- a/wsme/root.py
+++ b/wsme/root.py
@@ -173,7 +173,7 @@ class WSRoot(object):
             else:
                 res.status = protocol.get_response_status(request)
                 res_content_type = protocol.get_response_contenttype(request)
-        except Exception, e:
+        except Exception:
             infos = self._format_exception(sys.exc_info())
             request.server_errorcount += 1
             res.body = protocol.encode_error(context, infos)
@@ -181,7 +181,6 @@ class WSRoot(object):
 
         if res_content_type is None:
             # Attempt to correctly guess what content-type we should return.
-            last_q = 0
             ctypes = [ct for ct in protocol.content_types if ct]
             if ctypes:
                 res_content_type = request.accept.best_match(ctypes)
diff --git a/wsme/tests/protocol.py b/wsme/tests/protocol.py
index 3a7d500..836ad4f 100644
--- a/wsme/tests/protocol.py
+++ b/wsme/tests/protocol.py
@@ -6,10 +6,10 @@ import datetime
 import decimal
 import base64
 
-from webob.dec import wsgify
 from webtest import TestApp
 
-from wsme import *
+from wsme import WSRoot, Unset
+from wsme import expose, validate
 import wsme.wsgi
 import wsme.types
 
@@ -284,6 +284,7 @@ class ProtocolTestCase(unittest.TestCase):
     def test_invalid_path(self):
         try:
             res = self.call('invalid_function')
+            print res
             assert "No error raised"
         except CallException, e:
             assert e.faultcode == 'Client'
@@ -293,6 +294,7 @@ class ProtocolTestCase(unittest.TestCase):
     def test_serverside_error(self):
         try:
             res = self.call('witherrors/divide_by_zero')
+            print res
             assert "No error raised"
         except CallException, e:
             print e
@@ -304,6 +306,7 @@ class ProtocolTestCase(unittest.TestCase):
         self.root._debug = False
         try:
             res = self.call('witherrors/divide_by_zero')
+            print res
             assert "No error raised"
         except CallException, e:
             print e
@@ -414,6 +417,7 @@ class ProtocolTestCase(unittest.TestCase):
         value = binarysample
         r = self.call('argtypes/setbinary', value=(value, wsme.types.binary),
                     _rt=wsme.types.binary) == value
+        print r
 
     def test_setnested(self):
         value = {'inner': {'aint': 54}}
@@ -469,6 +473,7 @@ class ProtocolTestCase(unittest.TestCase):
     def test_missing_argument(self):
         try:
             r = self.call('argtypes/setdatetime')
+            print r
             assert "No error raised"
         except CallException, e:
             print e
@@ -482,4 +487,3 @@ class ProtocolTestCase(unittest.TestCase):
         res = self.call('argtypes/setdatetime', _accept="text/html",
             _no_result_decode=True)
         assert res.content_type == 'text/html', res.content_type
-
diff --git a/wsme/tg1.py b/wsme/tg1.py
index 2a3c886..ee6bc29 100644
--- a/wsme/tg1.py
+++ b/wsme/tg1.py
@@ -1,4 +1,3 @@
-import wsme
 import cherrypy
 import webob
 from turbogears import expose
diff --git a/wsme/types.py b/wsme/types.py
index 21e3e64..1872676 100644
--- a/wsme/types.py
+++ b/wsme/types.py
@@ -190,6 +190,7 @@ class wsattr(object):
     def __delete__(self, instance):
         self.__set__(instance, Unset)
 
+
 def iswsattr(attr):
     if inspect.isfunction(attr) or inspect.ismethod(attr):
         return False
diff --git a/wsme/utils.py b/wsme/utils.py
index 36239db..cfe8d59 100644
--- a/wsme/utils.py
+++ b/wsme/utils.py
@@ -1,5 +1,6 @@
-import re
+import decimal
 import datetime
+import re
 
 date_re = r'(?P<year>-?\d{4,})-(?P<month>\d{2})-(?P<day>\d{2})'
 time_re = r'(?P<hour>\d{2}):(?P<min>\d{2}):(?P<sec>\d{2})' + \
@@ -22,7 +23,7 @@ def parse_isodate(value):
             int(m.group('year')),
             int(m.group('month')),
             int(m.group('day')))
-    except ValueError, e:
+    except ValueError:
         raise ValueError("'%s' is a out-of-range date" % (value))
 
 
@@ -41,7 +42,7 @@ def parse_isotime(value):
             int(m.group('min')),
             int(m.group('sec')),
             ms)
-    except ValueError, e:
+    except ValueError:
         raise ValueError("'%s' is a out-of-range time" % (value))
 
 
@@ -64,5 +65,5 @@ def parse_isodatetime(value):
             int(m.group('min')),
             int(m.group('sec')),
             ms)
-    except ValueError, e:
+    except ValueError:
         raise ValueError("'%s' is a out-of-range datetime" % (value))