replace CONTENT_MISSING with None.

3 files changed, 6 insertions, 10 deletions

diff --git a/netlib/http/__init__.py b/netlib/http/__init__.py
index fd632cd5..917080f7 100644
--- a/netlib/http/__init__.py
+++ b/netlib/http/__init__.py
@@ -2,13 +2,13 @@ from __future__ import absolute_import, print_function, division
 from .request import Request
 from .response import Response
 from .headers import Headers
-from .message import decoded, CONTENT_MISSING
+from .message import decoded
 from . import http1, http2
 
 __all__ = [
     "Request",
     "Response",
     "Headers",
-    "decoded", "CONTENT_MISSING",
+    "decoded",
     "http1", "http2",
 ]
diff --git a/netlib/http/http1/assemble.py b/netlib/http/http1/assemble.py
index 785ee8d3..db5a49ce 100644
--- a/netlib/http/http1/assemble.py
+++ b/netlib/http/http1/assemble.py
@@ -3,12 +3,10 @@ from __future__ import absolute_import, print_function, division
 from ... import utils
 import itertools
 from ...exceptions import HttpException
-from .. import CONTENT_MISSING
-
 
 def assemble_request(request):
-    if request.content == CONTENT_MISSING:
-        raise HttpException("Cannot assemble flow with CONTENT_MISSING")
+    if request.content == None:
+        raise HttpException("Cannot assemble flow with None content")
     head = assemble_request_head(request)
     body = b"".join(assemble_body(request.data.headers, [request.data.content]))
     return head + body
@@ -21,8 +19,8 @@ def assemble_request_head(request):
 
 
 def assemble_response(response):
-    if response.content == CONTENT_MISSING:
-        raise HttpException("Cannot assemble flow with CONTENT_MISSING")
+    if response.content == None:
+        raise HttpException("Cannot assemble flow with None content")
     head = assemble_response_head(response)
     body = b"".join(assemble_body(response.data.headers, [response.data.content]))
     return head + body
diff --git a/netlib/http/message.py b/netlib/http/message.py
index 4ddc1b81..1df0f087 100644
--- a/netlib/http/message.py
+++ b/netlib/http/message.py
@@ -7,8 +7,6 @@ import six
 from .headers import Headers
 from .. import encoding, utils
 
-CONTENT_MISSING = None 
-
 if six.PY2:  # pragma: nocover
     _native = lambda x: x
     _always_bytes = lambda x: x