Added support for string.Template syntax

CHANGES.txt

@@ -9,6 +9,8 @@ Revision 2.6.1 (unknown):
     - Added option "python_print_as_function" for highlight "print" as a
       function;
     - Added support for new integer literal syntax "0o" and "0b";
+    - Added support for string.Template syntax controlled by
+      "python_highlight_string_templates" option;
 
 Revision 2.5.6 (2007-02-04):
 

TODO.txt

@@ -1,7 +1,11 @@
-- Highligh for string.Template?
+Now
+===
 
 - Python 3.0 string formatting
 
+Later
+=====
+
 - Highligh errors where symbols follow by numbers like this: 0o123LaB
 
 - Need more accurate way to handle indentation errors. For example

python.vim

@@ -13,7 +13,7 @@
 " Thanks:
 "
 "    Jeroen Ruigrok van der Werven
-"        for the idea of highlighting for erroneous operators
+"        for the idea to highlight erroneous operators
 "    Pedro Algarvio
 "        for the patch to enable spell checking only for the right spots
 "        (strings and comments)
@@ -37,6 +37,9 @@
 "    For highlight string formatting:
 "       python_highlight_string_formatting
 "
+"    For highlight string.Template templates:
+"       python_highlight_string_templates
+"
 "    For highlight indentation errors:
 "       python_highlight_indent_errors
 "
@@ -75,6 +78,9 @@ if exists("python_highlight_all") && python_highlight_all != 0
   if !exists("python_highlight_string_formatting")
     let python_highlight_string_formatting = 1
   endif
+  if !exists("python_highlight_string_templates")
+    let python_highlight_string_templates = 1
+  endif
   if !exists("python_highlight_indent_errors")
     let python_highlight_indent_errors = 1
   endif
@@ -180,6 +186,11 @@ if exists("python_highlight_string_formatting") && python_highlight_string_forma
   syn match pythonStrFormat	"%[-#0 +]*\(\*\|\d\+\)\=\(\.\(\*\|\d\+\)\)\=[hlL]\=[diouxXeEfFgGcrs%]" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
 endif
 
+if exists("python_highlight_string_templates") && python_highlight_string_templates != 0
+  " String templates
+  syn match pythonStrTemplate	"\$\(\$\|{[^}]*}\|[a-zA-Z_][a-zA-Z0-9_]*\)" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
+endif
+
 if exists("python_highlight_doctests") && python_highlight_doctests != 0
   " DocTests
   syn region pythonDocTest	start="^\s*>>>" end=+'''+he=s-1 end="^\s*$" contained
@@ -301,6 +312,7 @@ if version >= 508 || !exists("did_python_syn_inits")
   HiLink pythonUniRawEscapeError	Error
 
   HiLink pythonStrFormat	Special
+  HiLink pythonStrTemplate	Special
 
   HiLink pythonDocTest		Special
   HiLink pythonDocTest2		Special