diff --git a/tests/test_pubsub.py b/tests/test_pubsub.py
index 2ba56f6..39d5355 100644
--- a/tests/test_pubsub.py
+++ b/tests/test_pubsub.py
@@ -37,7 +37,7 @@ def test_pubsub(self):
         try:
             yield c.pubsub_pop_message()
             raise Exception("exception not raised")
-        except:
+        except Exception:
             pass
         res = yield c.pubsub_subscribe("foo1", "foo2")
         self.assertTrue(res)
@@ -46,7 +46,7 @@ def test_pubsub(self):
         try:
             yield c.call("PING")
             raise Exception("exception not raised")
-        except:
+        except Exception:
             pass
         res = yield c.pubsub_psubscribe("bar1*", "bar2*")
         self.assertTrue(res)
diff --git a/tornadis/connection.py b/tornadis/connection.py
index cb98d22..6a6324a 100644
--- a/tornadis/connection.py
+++ b/tornadis/connection.py
@@ -92,12 +92,11 @@ def __init__(self, read_callback, close_callback,
         self.unix_domain_socket = unix_domain_socket
         self._state = ConnectionState()
         self._ioloop = ioloop or tornado.ioloop.IOLoop.instance()
-
         if int(tornado.version[0]) >= 5:
             cb = tornado.ioloop.PeriodicCallback(self._on_every_second, 1000)
         else:
-            cb = tornado.ioloop.PeriodicCallback(self._on_every_second, 1000, self._ioloop)
-
+            cb = tornado.ioloop.PeriodicCallback(self._on_every_second, 1000,
+                                                 self._ioloop)
         self.__periodic_callback = cb
         self._read_callback = read_callback
         self._close_callback = close_callback
@@ -219,12 +218,12 @@ def disconnect(self):
         try:
             self._ioloop.remove_handler(self.__socket_fileno)
             self._listened_events = 0
-        except:
+        except Exception:
             pass
         self.__socket_fileno = -1
         try:
             self.__socket.close()
-        except:
+        except Exception:
             pass
         self._state.set_disconnected()
         self._close_callback()
diff --git a/tornadis/utils.py b/tornadis/utils.py
index 85d5c6d..dac7c08 100644
--- a/tornadis/utils.py
+++ b/tornadis/utils.py
@@ -33,7 +33,7 @@ def format_args_in_redis_protocol(*args):
         '*4\r\n$4\r\nHSET\r\n$3\r\nkey\r\n$5\r\nfield\r\n$5\r\nvalue\r\n'
     """
     buf = WriteBuffer()
-    l = "*%d\r\n" % len(args)
+    l = "*%d\r\n" % len(args)  # noqa: E741
     if six.PY2:
         buf.append(l)
     else:  # pragma: no cover
@@ -60,7 +60,7 @@ def format_args_in_redis_protocol(*args):
             pass
         else:
             raise Exception("don't know what to do with %s" % type(arg))
-        l = "$%d\r\n" % len(arg)
+        l = "$%d\r\n" % len(arg)  # noqa: E741
         if six.PY2:
             buf.append(l)
         else:  # pragma: no cover