fix tests

mitmproxy/builtins/dumper.py

@@ -1,7 +1,6 @@
 from __future__ import absolute_import, print_function, division
 
 import itertools
-import traceback
 
 import click
 

mitmproxy/console/flowview.py

@@ -3,14 +3,12 @@ from __future__ import absolute_import, print_function, division
 import math
 import os
 import sys
-import traceback
 
 import urwid
 from typing import Optional, Union  # noqa
 
 from mitmproxy import contentviews
 from mitmproxy import controller
-from mitmproxy import exceptions
 from mitmproxy import models
 from mitmproxy import utils
 from mitmproxy.console import common

netlib/http/__init__.py

@@ -9,6 +9,7 @@ from netlib.http import http1, http2, status_codes, multipart
 __all__ = [
     "Request",
     "Response",
+    "Message",
     "Headers", "parse_content_type",
     "decoded",
     "http1", "http2", "status_codes", "multipart",

test/mitmproxy/test_contentview.py

@@ -224,7 +224,7 @@ def test_get_content_view():
         view_auto.side_effect = ValueError
 
         desc, lines, err = cv.get_content_view(
-            cv.get("JSON"),
+            cv.get("Auto"),
             b"[1, 2",
         )
         assert err