Don't show self in the list of arguments of a method.

This is consistent with Python's official documentation
and it's a sphinx recommendation too[1].

[1] http://sphinx-doc.org/markup/desc.html#dir-method

Refs #21855.

docs/topics/forms/formsets.txt

@@ -167,7 +167,7 @@ As we can see, ``formset.errors`` is a list whose entries correspond to the
 forms in the formset. Validation was performed for each of the two forms, and
 the expected error message appears for the second item.
 
-.. method:: BaseFormSet.total_error_count(self)
+.. method:: BaseFormSet.total_error_count()
 
 .. versionadded:: 1.6
 

docs/topics/http/file-uploads.txt

@@ -386,7 +386,7 @@ Required methods
 
 Custom file upload handlers **must** define the following methods:
 
-.. method:: FileUploadHandler.receive_data_chunk(self, raw_data, start)
+.. method:: FileUploadHandler.receive_data_chunk(raw_data, start)
 
     Receives a "chunk" of data from the file upload.
 
@@ -407,7 +407,7 @@ Custom file upload handlers **must** define the following methods:
     If you raise a ``StopUpload`` or a ``SkipFile`` exception, the upload
     will abort or the file will be completely skipped.
 
-.. method:: FileUploadHandler.file_complete(self, file_size)
+.. method:: FileUploadHandler.file_complete(file_size)
 
     Called when a file has finished uploading.
 
@@ -434,7 +434,7 @@ attributes:
 
     The default is 64*2\ :sup:`10` bytes, or 64 KB.
 
-.. method:: FileUploadHandler.new_file(self, field_name, file_name, content_type, content_length, charset, content_type_extra)
+.. method:: FileUploadHandler.new_file(field_name, file_name, content_type, content_length, charset, content_type_extra)
 
     Callback signaling that a new file upload is starting. This is called
     before any data has been fed to any upload handlers.
@@ -463,11 +463,11 @@ attributes:
 
         The ``content_type_extra`` parameter was added.
 
-.. method:: FileUploadHandler.upload_complete(self)
+.. method:: FileUploadHandler.upload_complete()
 
     Callback signaling that the entire upload (all files) has completed.
 
-.. method:: FileUploadHandler.handle_raw_input(self, input_data, META, content_length, boundary, encoding)
+.. method:: FileUploadHandler.handle_raw_input(input_data, META, content_length, boundary, encoding)
 
     Allows the handler to completely override the parsing of the raw
     HTTP input.

docs/topics/http/middleware.txt

@@ -85,7 +85,7 @@ Python class that defines one or more of the following methods:
 ``process_request``
 -------------------
 
-.. method:: process_request(self, request)
+.. method:: process_request(request)
 
 ``request`` is an :class:`~django.http.HttpRequest` object.
 
@@ -106,7 +106,7 @@ return the result.
 ``process_view``
 ----------------
 
-.. method:: process_view(self, request, view_func, view_args, view_kwargs)
+.. method:: process_view(request, view_func, view_args, view_kwargs)
 
 ``request`` is an :class:`~django.http.HttpRequest` object. ``view_func`` is
 the Python function that Django is about to use. (It's the actual function
@@ -146,7 +146,7 @@ view; it'll apply response middleware to that
 ``process_template_response``
 -----------------------------
 
-.. method:: process_template_response(self, request, response)
+.. method:: process_template_response(request, response)
 
 ``request`` is an :class:`~django.http.HttpRequest` object. ``response`` is
 the :class:`~django.template.response.TemplateResponse` object (or equivalent)
@@ -173,7 +173,7 @@ includes ``process_template_response()``.
 ``process_response``
 --------------------
 
-.. method:: process_response(self, request, response)
+.. method:: process_response(request, response)
 
 ``request`` is an :class:`~django.http.HttpRequest` object. ``response`` is
 the :class:`~django.http.HttpResponse` or
@@ -230,7 +230,7 @@ must test for streaming responses and adjust their behavior accordingly::
 ``process_exception``
 ---------------------
 
-.. method:: process_exception(self, request, exception)
+.. method:: process_exception(request, exception)
 
 ``request`` is an :class:`~django.http.HttpRequest` object. ``exception`` is an
 ``Exception`` object raised by the view function.

docs/topics/testing/tools.txt

@@ -1241,7 +1241,7 @@ your test suite.
     failure. Similar to unittest's :meth:`~unittest.TestCase.assertRaisesRegexp`
     with the difference that ``expected_message`` isn't a regular expression.
 
-.. method:: SimpleTestCase.assertFieldOutput(self, fieldclass, valid, invalid, field_args=None, field_kwargs=None, empty_value=u'')
+.. method:: SimpleTestCase.assertFieldOutput(fieldclass, valid, invalid, field_args=None, field_kwargs=None, empty_value=u'')
 
     Asserts that a form field behaves correctly with various inputs.