diff --git a/docs/conf.py b/docs/conf.py
index 90050b1..eb7f4b2 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -11,8 +11,7 @@
 #
 # All configuration values have a default; values that are commented out
 # serve to show the default.
-
-import sys
+#import sys
 import os
 
 # If extensions (or modules to document with autodoc) are in another directory,
diff --git a/dpaste/highlight.py b/dpaste/highlight.py
index 80c3b01..1c14f11 100644
--- a/dpaste/highlight.py
+++ b/dpaste/highlight.py
@@ -112,7 +112,7 @@ class NakedHtmlFormatter(HtmlFormatter):
 def pygmentize(code_string, lexer_name=LEXER_DEFAULT):
     try:
         lexer = lexer_name and get_lexer_by_name(lexer_name) \
-                         or PythonLexer()
-    except Exception as e:
+                            or PythonLexer()
+    except Exception:
         lexer = PythonLexer()
     return highlight(code_string, lexer, NakedHtmlFormatter())
diff --git a/dpaste/models.py b/dpaste/models.py
index ef3b04f..8532780 100644
--- a/dpaste/models.py
+++ b/dpaste/models.py
@@ -1,5 +1,4 @@
 from datetime import datetime
-from os import urandom
 from random import SystemRandom
 
 from django.db import models
diff --git a/dpaste/tests/test_api.py b/dpaste/tests/test_api.py
index c189b99..3525596 100644
--- a/dpaste/tests/test_api.py
+++ b/dpaste/tests/test_api.py
@@ -5,8 +5,6 @@ from django.test.client import Client
 from django.test import TestCase
 
 from ..models import Snippet
-from ..forms import EXPIRE_DEFAULT
-from ..highlight import LEXER_DEFAULT
 
 class SnippetAPITestCase(TestCase):
 
@@ -121,8 +119,6 @@ class SnippetAPITestCase(TestCase):
         }
 
         response = self.client.post(self.api_url, data)
-        content = response.content.decode('utf-8')
-
         self.assertEqual(response.status_code, 200)
         self.assertEqual(Snippet.objects.count(), 1)
 
@@ -135,6 +131,5 @@ class SnippetAPITestCase(TestCase):
             'lexer': 'foobar'
         }
         response = self.client.post(self.api_url, data)
-        content = response.content.decode('utf-8')
         self.assertEqual(response.status_code, 400)
         self.assertEqual(Snippet.objects.count(), 0)