Added support for brace escaping in str.format

CHANGES.txt

 Revision 3.0.0 (2008-09-?):
 
+    - Updated support for str.format;
     - Added new builtins introduced in Python 2.6: "ascii", "exec",
       "memoryview", "print";
     - Removed builtins: "apply", "basestring", "buffer", "callable", "coerce",
 
 Revision 2.6.2 (2008-09-?):
 
+    - Added "VMSError" exception;
     - Added support for b"..." syntax;
+    - Added support for str.format brace escaping;
 
 Revision 2.6.1 (2008-09-21):
 

python.vim

 
 if exists("python_highlight_string_format") && python_highlight_string_format != 0
   " str.format syntax
+  syn match pythonStrFormat "{{\|}}" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
   syn match pythonStrFormat	"{\([a-zA-Z_][a-zA-Z0-9_]*\|\d\+\)\(\.[a-zA-Z_][a-zA-Z0-9_]*\|\[\(\d\+\|[^!:\}]\+\)\]\)*\(![rs]\)\=\(:\({\([a-zA-Z_][a-zA-Z0-9_]*\|\d\+\)}\|\([^}]\=[<>=^]\)\=[ +-]\=#\=0\=\d*\(\.\d\+\)\=[bcdeEfFgGnoxX%]\=\)\=\)\=}" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
 endif
 
 if exists("python_highlight_string_templates") && python_highlight_string_templates != 0
   " String templates
-  syn match pythonStrTemplate	"\$\(\$\|{[a-zA-Z_][a-zA-Z0-9_]*}\|[a-zA-Z_][a-zA-Z0-9_]*\)" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
+  syn match pythonStrTemplate	"\$\$" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
+  syn match pythonStrTemplate	"\${[a-zA-Z_][a-zA-Z0-9_]*}" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
+  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
   syn keyword pythonExClass	SystemError SystemExit TypeError
   syn keyword pythonExClass	UnboundLocalError UnicodeError
   syn keyword pythonExClass	UnicodeEncodeError UnicodeDecodeError
-  syn keyword pythonExClass	UnicodeTranslateError ValueError
+  syn keyword pythonExClass	UnicodeTranslateError ValueError VMSError
   syn keyword pythonExClass	WindowsError ZeroDivisionError
 
   syn keyword pythonExClass	Warning UserWarning BytesWarning DeprecationWarning

python3.0.vim

 
 if exists("python_highlight_string_format") && python_highlight_string_format != 0
   " str.format syntax
-  syn match pythonStrFormat	"{\([a-zA-Z_][a-zA-Z0-9_]*\|\d\+\)\(\.[a-zA-Z_][a-zA-Z0-9_]*\|\[\(\d\+\|[^!:\}]\+\)\]\)*\(![rs]\)\=\(:\({\([a-zA-Z_][a-zA-Z0-9_]*\|\d\+\)}\|\([^}]\=[<>=^]\)\=[ +-]\=#\=0\=\d*\(\.\d\+\)\=[bcdeEfFgGnoxX%]\=\)\=\)\=}" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
+  syn match pythonStrFormat "{{\|}}" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
+  syn match pythonStrFormat	"{\([a-zA-Z_][a-zA-Z0-9_]*\|\d\+\)\(\.[a-zA-Z_][a-zA-Z0-9_]*\|\[\(\d\+\|[^!:\}]\+\)\]\)*\(![rsa]\)\=\(:\({\([a-zA-Z_][a-zA-Z0-9_]*\|\d\+\)}\|\([^}]\=[<>=^]\)\=[ +-]\=#\=0\=\d*\(\.\d\+\)\=[bcdeEfFgGnoxX%]\=\)\=\)\=}" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
 endif
 
 if exists("python_highlight_string_templates") && python_highlight_string_templates != 0
   " String templates
-  syn match pythonStrTemplate	"\$\(\$\|{[a-zA-Z_][a-zA-Z0-9_]*}\|[a-zA-Z_][a-zA-Z0-9_]*\)" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
+  syn match pythonStrTemplate	"\$\$" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
+  syn match pythonStrTemplate	"\${[a-zA-Z_][a-zA-Z0-9_]*}" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
+  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
   syn keyword pythonExClass	SystemError SystemExit TypeError
   syn keyword pythonExClass	UnboundLocalError UnicodeError
   syn keyword pythonExClass	UnicodeEncodeError UnicodeDecodeError
-  syn keyword pythonExClass	UnicodeTranslateError ValueError
+  syn keyword pythonExClass	UnicodeTranslateError ValueError VMSError
   syn keyword pythonExClass	WindowsError ZeroDivisionError
 
   syn keyword pythonExClass	Warning UserWarning BytesWarning DeprecationWarning

test.py

 
 " %f "
 
-"{0.name!r:b} {0[n]} {name!s:  }"
+"{0.name!r:b} {0[n]} {name!s:  } {{test}} {{}}"
 
-"${test} ${test ${test}aname"
+"${test} ${test ${test}aname $$$ $test+nope"
 
 # Doctests.