diff --git a/tests/t.py b/tests/t.py
index d9e627cf..40c1e2ba 100644
--- a/tests/t.py
+++ b/tests/t.py
@@ -13,6 +13,7 @@ from gunicorn.http.parser import RequestParser
 from gunicorn.config import Config
 from gunicorn.six import BytesIO
 
+
 def data_source(fname):
     buf = BytesIO()
     with open(fname) as handle:
@@ -21,6 +22,7 @@ def data_source(fname):
             buf.write(line.encode('latin1'))
         return buf
 
+
 class request(object):
     def __init__(self, name):
         self.fname = os.path.join(dirname, "requests", name)
diff --git a/tests/test_config.py b/tests/test_config.py
index 62abb856..ce520faa 100644
--- a/tests/test_config.py
+++ b/tests/test_config.py
@@ -24,6 +24,7 @@ def cfg_file():
 def paster_ini():
     return os.path.join(dirname, "..", "examples", "frameworks", "pylonstest", "nose.ini")
 
+
 class AltArgs(object):
     def __init__(self, args=None):
         self.args = args or []
@@ -35,6 +36,7 @@ class AltArgs(object):
     def __exit__(self, exc_type, exc_inst, traceback):
         sys.argv = self.orig
 
+
 class NoConfigApp(Application):
     def __init__(self):
         super(NoConfigApp, self).__init__("no_usage", prog="gunicorn_test")
@@ -51,6 +53,7 @@ def test_defaults():
     for s in config.KNOWN_SETTINGS:
         assert c.settings[s.name].validator(s.default) == c.settings[s.name].get()
 
+
 def test_property_access():
     c = config.Config()
     for s in config.KNOWN_SETTINGS:
@@ -92,6 +95,7 @@ def test_property_access():
     # No setting for name
     pytest.raises(AttributeError, c.set, "baz", "bar")
 
+
 def test_bool_validation():
     c = config.Config()
     assert c.preload_app is False
@@ -104,6 +108,7 @@ def test_bool_validation():
     pytest.raises(ValueError, c.set, "preload_app", "zilch")
     pytest.raises(TypeError, c.set, "preload_app", 4)
 
+
 def test_pos_int_validation():
     c = config.Config()
     assert c.workers == 1
@@ -118,6 +123,7 @@ def test_pos_int_validation():
     pytest.raises(ValueError, c.set, "workers", -21)
     pytest.raises(TypeError, c.set, "workers", c)
 
+
 def test_str_validation():
     c = config.Config()
     assert c.proc_name == "gunicorn"
@@ -125,6 +131,7 @@ def test_str_validation():
     assert c.proc_name == "foo"
     pytest.raises(TypeError, c.set, "proc_name", 2)
 
+
 def test_str_to_list_validation():
     c = config.Config()
     assert c.forwarded_allow_ips == ["127.0.0.1"]
@@ -136,6 +143,7 @@ def test_str_to_list_validation():
     assert c.forwarded_allow_ips == []
     pytest.raises(TypeError, c.set, "forwarded_allow_ips", 1)
 
+
 def test_callable_validation():
     c = config.Config()
     def func(a, b):
@@ -145,6 +153,7 @@ def test_callable_validation():
     pytest.raises(TypeError, c.set, "pre_fork", 1)
     pytest.raises(TypeError, c.set, "pre_fork", lambda x: True)
 
+
 def test_callable_validation_for_string():
     from os.path import isdir as testfunc
     assert config.validate_callable(-1)("os.path.isdir") == testfunc
@@ -183,12 +192,14 @@ def test_cmd_line_invalid_setting(capsys):
         _, err = capsys.readouterr()
         assert  "error: unrecognized arguments: -q" in err
 
+
 def test_app_config():
     with AltArgs():
         app = NoConfigApp()
     for s in config.KNOWN_SETTINGS:
         assert app.cfg.settings[s.name].validator(s.default) == app.cfg.settings[s.name].get()
 
+
 def test_load_config():
     with AltArgs(["prog_name", "-c", cfg_file()]):
         app = NoConfigApp()
@@ -196,6 +207,7 @@ def test_load_config():
     assert app.cfg.workers == 3
     assert app.cfg.proc_name == "fooey"
 
+
 def test_load_config_explicit_file():
     with AltArgs(["prog_name", "-c", "file:%s" % cfg_file()]):
         app = NoConfigApp()
@@ -203,6 +215,7 @@ def test_load_config_explicit_file():
     assert app.cfg.workers == 3
     assert app.cfg.proc_name == "fooey"
 
+
 def test_load_config_module():
     with AltArgs(["prog_name", "-c", "python:%s" % cfg_module()]):
         app = NoConfigApp()
@@ -210,18 +223,21 @@ def test_load_config_module():
     assert app.cfg.workers == 3
     assert app.cfg.proc_name == "fooey"
 
+
 def test_cli_overrides_config():
     with AltArgs(["prog_name", "-c", cfg_file(), "-b", "blarney"]):
         app = NoConfigApp()
     assert app.cfg.bind == ["blarney"]
     assert app.cfg.proc_name == "fooey"
 
+
 def test_cli_overrides_config_module():
     with AltArgs(["prog_name", "-c", "python:%s" % cfg_module(), "-b", "blarney"]):
         app = NoConfigApp()
     assert app.cfg.bind == ["blarney"]
     assert app.cfg.proc_name == "fooey"
 
+
 @pytest.fixture
 def create_config_file(request):
     default_config = os.path.join(os.path.abspath(os.getcwd()),
@@ -235,6 +251,7 @@ def create_config_file(request):
 
     return default
 
+
 def test_default_config_file(create_config_file):
     assert config.get_default_config_file() == create_config_file.name
 
@@ -242,6 +259,7 @@ def test_default_config_file(create_config_file):
         app = NoConfigApp()
     assert app.cfg.bind == ["0.0.0.0:9090"]
 
+
 def test_post_request():
     c = config.Config()
 
diff --git a/tests/test_statsd.py b/tests/test_statsd.py
index 5fd99997..babc78db 100644
--- a/tests/test_statsd.py
+++ b/tests/test_statsd.py
@@ -62,6 +62,7 @@ def test_statsd_fail():
     logger.warning("No impact on logging")
     logger.exception("No impact on logging")
 
+
 def test_instrument():
     logger = Statsd(Config())
     # Capture logged messages
@@ -96,6 +97,7 @@ def test_instrument():
     assert logger.sock.msgs[1] == b"gunicorn.requests:1|c|@1.0"
     assert logger.sock.msgs[2] == b"gunicorn.request.status.200:1|c|@1.0"
 
+
 def test_prefix():
     c = Config()
     c.set("statsd_prefix", "test.")
@@ -105,6 +107,7 @@ def test_prefix():
     logger.info("Blah", extra={"mtype": "gauge", "metric": "gunicorn.test", "value": 666})
     assert logger.sock.msgs[0] == b"test.gunicorn.test:666|g"
 
+
 def test_prefix_no_dot():
     c = Config()
     c.set("statsd_prefix", "test")
@@ -114,6 +117,7 @@ def test_prefix_no_dot():
     logger.info("Blah", extra={"mtype": "gauge", "metric": "gunicorn.test", "value": 666})
     assert logger.sock.msgs[0] == b"test.gunicorn.test:666|g"
 
+
 def test_prefix_multiple_dots():
     c = Config()
     c.set("statsd_prefix", "test...")
@@ -123,6 +127,7 @@ def test_prefix_multiple_dots():
     logger.info("Blah", extra={"mtype": "gauge", "metric": "gunicorn.test", "value": 666})
     assert logger.sock.msgs[0] == b"test.gunicorn.test:666|g"
 
+
 def test_prefix_nested():
     c = Config()
     c.set("statsd_prefix", "test.asdf.")
diff --git a/tests/treq.py b/tests/treq.py
index 605083be..703a9673 100644
--- a/tests/treq.py
+++ b/tests/treq.py
@@ -18,6 +18,7 @@ from gunicorn import six
 dirname = os.path.dirname(__file__)
 random.seed()
 
+
 def uri(data):
     ret = {"raw": data}
     parts = urlparse(data)
@@ -37,6 +38,7 @@ def uri(data):
     ret["fragment"] = parts.fragment or ''
     return ret
 
+
 def load_py(fname):
     config = globals().copy()
     config["uri"] = uri
@@ -44,6 +46,7 @@ def load_py(fname):
     execfile_(fname, config)
     return config
 
+
 class request(object):
     def __init__(self, fname, expect):
         self.fname = fname
@@ -266,6 +269,7 @@ class request(object):
         matcher(req, exp["body"], sizer)
         assert req.trailers == exp.get("trailers", [])
 
+
 class badrequest(object):
     def __init__(self, fname):
         self.fname = fname