From 66bd27e6f9018832f99be1c211e76c8f71165c92 Mon Sep 17 00:00:00 2001
From: Matthew Shao <me@matshao.com>
Date: Sat, 26 Mar 2016 17:49:22 +0800
Subject: [PATCH] update comments

---
 mitmproxy/models/http.py      | 2 +-
 mitmproxy/protocol/http.py    | 4 ++--
 netlib/http/http1/assemble.py | 8 ++++----
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/mitmproxy/models/http.py b/mitmproxy/models/http.py
index 428b1ba66..40460182e 100644
--- a/mitmproxy/models/http.py
+++ b/mitmproxy/models/http.py
@@ -225,7 +225,7 @@ class HTTPResponse(MessageMixin, Response):
 
         headers: Headers object
 
-        content: Content of the request, the value is None if there is content
+        content: Content of the response, the value is None if there is content
         associated, but not present.
 
         timestamp_start: Timestamp indicating when request transmission started
diff --git a/mitmproxy/protocol/http.py b/mitmproxy/protocol/http.py
index 7f134efe0..22e714226 100644
--- a/mitmproxy/protocol/http.py
+++ b/mitmproxy/protocol/http.py
@@ -50,8 +50,8 @@ class _HttpTransmissionLayer(Layer):
         yield "this is a generator"  # pragma: no cover
 
     def send_response(self, response):
-        if response.content == None:
-            raise HttpException("Cannot assemble flow with None content")
+        if response.content is None:
+            raise HttpException("Cannot assemble flow with missing content")
         self.send_response_headers(response)
         self.send_response_body(response, [response.content])
 
diff --git a/netlib/http/http1/assemble.py b/netlib/http/http1/assemble.py
index db5a49ce2..f06ad5a10 100644
--- a/netlib/http/http1/assemble.py
+++ b/netlib/http/http1/assemble.py
@@ -5,8 +5,8 @@ import itertools
 from ...exceptions import HttpException
 
 def assemble_request(request):
-    if request.content == None:
-        raise HttpException("Cannot assemble flow with None content")
+    if request.content is None:
+        raise HttpException("Cannot assemble flow with missing content")
     head = assemble_request_head(request)
     body = b"".join(assemble_body(request.data.headers, [request.data.content]))
     return head + body
@@ -19,8 +19,8 @@ def assemble_request_head(request):
 
 
 def assemble_response(response):
-    if response.content == None:
-        raise HttpException("Cannot assemble flow with None content")
+    if response.content is None:
+        raise HttpException("Cannot assemble flow with missing content")
     head = assemble_response_head(response)
     body = b"".join(assemble_body(response.data.headers, [response.data.content]))
     return head + body