diff --git a/docs/api-guide/parsers.md b/docs/api-guide/parsers.md
index 09ce4556f..be48ae7e5 100644
--- a/docs/api-guide/parsers.md
+++ b/docs/api-guide/parsers.md
@@ -102,7 +102,7 @@ If it is called without a `filename` URL keyword argument, then the client must
 
 ##### Notes:
 
-* The `FileUploadParser` is for usage with native clients that can upload the file as a raw data request.  For web-based uploads, or for native clients with multipart upload support, you should use the `MultiPartParser` parser instead.
+* The `FileUploadParser` is for usage with native clients that can upload the file as a raw data request.  For web-based uploads, or for native clients with multipart upload support, you should use the `MultiPartParser` instead.
 * Since this parser's `media_type` matches any content type, `FileUploadParser` should generally be the only parser set on an API view.
 * `FileUploadParser` respects Django's standard `FILE_UPLOAD_HANDLERS` setting, and the `request.upload_handlers` attribute.  See the [Django documentation][upload-handlers] for more details.
 
diff --git a/docs/api-guide/permissions.md b/docs/api-guide/permissions.md
index 238e996c4..a11ad7d2b 100644
--- a/docs/api-guide/permissions.md
+++ b/docs/api-guide/permissions.md
@@ -104,7 +104,7 @@ __Note:__ when you set new permission classes through class attribute or decorat
 
 Provided they inherit from `rest_framework.permissions.BasePermission`, permissions can be composed using standard Python bitwise operators. For example, `IsAuthenticatedOrReadOnly` could be written:
 
-    from rest_framework.permissions import BasePermission, IsAuthenticated
+    from rest_framework.permissions import BasePermission, IsAuthenticated, SAFE_METHODS
     from rest_framework.response import Response
     from rest_framework.views import APIView
 
diff --git a/docs/api-guide/renderers.md b/docs/api-guide/renderers.md
index a43f4be8a..4ec409681 100644
--- a/docs/api-guide/renderers.md
+++ b/docs/api-guide/renderers.md
@@ -89,7 +89,7 @@ The default JSON encoding style can be altered using the `UNICODE_JSON` and `COM
 
 **.media_type**: `application/json`
 
-**.format**: `'.json'`
+**.format**: `'json'`
 
 **.charset**: `None`
 
@@ -127,7 +127,7 @@ See the [_HTML & Forms_ Topic Page][html-and-forms] for further examples of `Tem
 
 **.media_type**: `text/html`
 
-**.format**: `'.html'`
+**.format**: `'html'`
 
 **.charset**: `utf-8`
 
@@ -149,7 +149,7 @@ You can use `StaticHTMLRenderer` either to return regular HTML pages using REST
 
 **.media_type**: `text/html`
 
-**.format**: `'.html'`
+**.format**: `'html'`
 
 **.charset**: `utf-8`
 
@@ -165,7 +165,7 @@ This renderer will determine which other renderer would have been given highest
 
 **.media_type**: `text/html`
 
-**.format**: `'.api'`
+**.format**: `'api'`
 
 **.charset**: `utf-8`
 
@@ -200,7 +200,7 @@ Note that views that have nested or list serializers for their input won't work
 
 **.media_type**: `text/html`
 
-**.format**: `'.admin'`
+**.format**: `'admin'`
 
 **.charset**: `utf-8`
 
@@ -224,7 +224,7 @@ For more information see the [HTML & Forms][html-and-forms] documentation.
 
 **.media_type**: `text/html`
 
-**.format**: `'.form'`
+**.format**: `'form'`
 
 **.charset**: `utf-8`
 
@@ -236,7 +236,7 @@ This renderer is used for rendering HTML multipart form data.  **It is not suita
 
 **.media_type**: `multipart/form-data; boundary=BoUnDaRyStRiNg`
 
-**.format**: `'.multipart'`
+**.format**: `'multipart'`
 
 **.charset**: `utf-8`
 
diff --git a/docs/tutorial/4-authentication-and-permissions.md b/docs/tutorial/4-authentication-and-permissions.md
index ef5b45c90..d616b6539 100644
--- a/docs/tutorial/4-authentication-and-permissions.md
+++ b/docs/tutorial/4-authentication-and-permissions.md
@@ -197,7 +197,7 @@ If we're interacting with the API programmatically we need to explicitly provide
 
 If we try to create a snippet without authenticating, we'll get an error:
 
-    http POST http://127.0.0.1:8000/snippets/ code="print 123"
+    http POST http://127.0.0.1:8000/snippets/ code="print(123)"
 
     {
         "detail": "Authentication credentials were not provided."
@@ -205,13 +205,13 @@ If we try to create a snippet without authenticating, we'll get an error:
 
 We can make a successful request by including the username and password of one of the users we created earlier.
 
-    http -a admin:password123 POST http://127.0.0.1:8000/snippets/ code="print 789"
+    http -a admin:password123 POST http://127.0.0.1:8000/snippets/ code="print(789)"
 
     {
         "id": 1,
         "owner": "admin",
         "title": "foo",
-        "code": "print 789",
+        "code": "print(789)",
         "linenos": false,
         "language": "python",
         "style": "friendly"