sre 2.1b2 update:

- take locale into account for word boundary anchors (#410271)
- restored 2.0's *? behaviour (#233283, #408936 and others)
- speed up re.sub/re.subn

1 files changed, 9 insertions, 7 deletions

diff --git a/Lib/sre_compile.py b/Lib/sre_compile.py
index ab2a2cc..44cb23e 100644
--- a/Lib/sre_compile.py
+++ b/Lib/sre_compile.py
@@ -105,9 +105,12 @@ def _compile(code, pattern, flags):
         elif op is AT:
             emit(OPCODES[op])
             if flags & SRE_FLAG_MULTILINE:
-                emit(ATCODES[AT_MULTILINE.get(av, av)])
-            else:
-                emit(ATCODES[av])
+                av = AT_MULTILINE.get(av, av)
+            if flags & SRE_FLAG_LOCALE:
+                av = AT_LOCALE.get(av, av)
+            elif flags & SRE_FLAG_UNICODE:
+                av = AT_UNICODE.get(av, av)
+            emit(ATCODES[av])
         elif op is BRANCH:
             emit(OPCODES[op])
             tail = []
@@ -124,11 +127,10 @@ def _compile(code, pattern, flags):
         elif op is CATEGORY:
             emit(OPCODES[op])
             if flags & SRE_FLAG_LOCALE:
-                emit(CHCODES[CH_LOCALE[av]])
+                av = CH_LOCALE[av]
             elif flags & SRE_FLAG_UNICODE:
-                emit(CHCODES[CH_UNICODE[av]])
-            else:
-                emit(CHCODES[av])
+                av = CH_UNICODE[av]
+            emit(CHCODES[av])
         elif op is GROUPREF:
             if flags & SRE_FLAG_IGNORECASE:
                 emit(OPCODES[OP_IGNORE[op]])