Remove a bunch of Emacs references. They're unnecessary for making the point.

pep-0008.txt

@@ -53,10 +53,8 @@ Code lay-out
 
     Use 4 spaces per indentation level.
 
-    This is the default for Emacs's python-mode.  For really old code that you
-    don't want to mess up, you can continue to use 8-space tabs.  Emacs
-    python-mode auto-detects the prevailing indentation level used in a file
-    and sets its indentation parameters accordingly.
+    For really old code that you don't want to mess up, you can continue to
+    use 8-space tabs.
 
   Tabs or Spaces?
 
@@ -64,15 +62,13 @@ Code lay-out
 
     The most popular way of indenting Python is with spaces only.  The
     second-most popular way is with tabs only.  Code indented with a mixture
-    of tabs and spaces should be converted to using spaces exclusively.  (In
-    Emacs, select the whole buffer and hit ESC-x untabify.)  When invoking the
-    Python command line interpreter with the -t option, it issues warnings
-    about code that illegally mixes tabs and spaces.  When using -tt these
-    warnings become errors.  These options are highly recommended!
+    of tabs and spaces should be converted to using spaces exclusively.  When
+    invoking the Python command line interpreter with the -t option, it issues
+    warnings about code that illegally mixes tabs and spaces.  When using -tt
+    these warnings become errors.  These options are highly recommended!
 
     For new projects, spaces-only are strongly recommended over tabs.  Most
-    editors have features that make this easy to do.  (In Emacs, make sure
-    indent-tabs-mode is nil).
+    editors have features that make this easy to do.
 
   Maximum Line Length
 
@@ -81,16 +77,15 @@ Code lay-out
     There are still many devices around that are limited to 80 character
     lines; plus, limiting windows to 80 characters makes it possible to have
     several windows side-by-side.  The default wrapping on such devices looks
-    ugly.  Therefore, please limit all lines to a maximum of 79 characters
-    (Emacs wraps lines that are exactly 80 characters long).  For flowing long
-    blocks of text (docstrings or comments), limiting the length to 72
-    characters is recommended.
+    ugly.  Therefore, please limit all lines to a maximum of 79 characters.
+    For flowing long blocks of text (docstrings or comments), limiting the
+    length to 72 characters is recommended.
 
     The preferred way of wrapping long lines is by using Python's implied line
     continuation inside parentheses, brackets and braces.  If necessary, you
     can add an extra pair of parentheses around an expression, but sometimes
     using a backslash looks better.  Make sure to indent the continued line
-    appropriately.  Emacs's python-mode does this right.  Some examples:
+    appropriately.  Some examples:
 
     class Rectangle(Blob):
 
@@ -119,8 +114,8 @@ Code lay-out
     Use blank lines in functions, sparingly, to indicate logical sections.
 
     Python accepts the control-L (i.e. ^L) form feed character as whitespace;
-    Emacs (and some printing tools) treat these characters as page separators,
-    so you may use them to separate pages of related sections of your file.
+    Many tools treat these characters as page separators, so you may use them
+    to separate pages of related sections of your file.
 
   Encodings (PEP 263)
 
@@ -130,8 +125,7 @@ Code lay-out
     Files using ASCII should not have a coding cookie.  Latin-1 should only be
     used when a comment or docstring needs to mention an author name that
     requires Latin-1; otherwise, using \x escapes is the preferred way to
-    include non-ASCII data in string literals.  An exception is made for those
-    files that are part of the test suite for the code implementing PEP 263.
+    include non-ASCII data in string literals.
 
 
 Imports
@@ -314,8 +308,7 @@ Comments
     comments generally consist of one or more paragraphs built out of complete
     sentences, and each sentence should end in a period.
 
-    You should use two spaces after a sentence-ending period, since it
-    makes Emacs wrapping and filling work consistently.
+    You should use two spaces after a sentence-ending period.
 
     When writing English, Strunk and White apply.