4 files changed, 1 insertions, 7 deletions
diff --git a/libmproxy/protocol/http.py b/libmproxy/protocol/http.py
index 4a86f9da..13d7903b 100644
--- a/libmproxy/protocol/http.py
+++ b/libmproxy/protocol/http.py
@@ -242,7 +242,6 @@ class HttpLayer(Layer):
             self.send_response(response)
         except (NetlibException, H2Error):
             self.log(traceback.format_exc(), "debug")
-            pass
 
     def change_upstream_proxy_server(self, address):
         # Make set_upstream_proxy_server always available,
diff --git a/libmproxy/protocol/http1.py b/libmproxy/protocol/http1.py
index fc2cf07a..a4cd8801 100644
--- a/libmproxy/protocol/http1.py
+++ b/libmproxy/protocol/http1.py
@@ -1,12 +1,9 @@
 from __future__ import (absolute_import, print_function, division)
 
-import six
 
-from netlib import tcp
 from netlib.http import http1
 
 from .http import _HttpTransmissionLayer, HttpLayer
-from .. import utils
 from ..models import HTTPRequest, HTTPResponse
 
 
diff --git a/libmproxy/protocol/http2.py b/libmproxy/protocol/http2.py
index 895fc9a8..c121637c 100644
--- a/libmproxy/protocol/http2.py
+++ b/libmproxy/protocol/http2.py
@@ -18,8 +18,6 @@ from .base import Layer
 from .http import _HttpTransmissionLayer, HttpLayer
 from .. import utils
 from ..models import HTTPRequest, HTTPResponse
-from ..exceptions import HttpProtocolException
-from ..exceptions import ProtocolException
 
 
 class SafeH2Connection(H2Connection):
diff --git a/libmproxy/protocol/tls.py b/libmproxy/protocol/tls.py
index 986eb964..378dd7d4 100644
--- a/libmproxy/protocol/tls.py
+++ b/libmproxy/protocol/tls.py
@@ -419,7 +419,7 @@ class TlsLayer(Layer):
         try:
             self.ctx.connect()
             self._establish_tls_with_server()
-        except Exception as e:
+        except Exception:
             try:
                 self._establish_tls_with_client()
             except: