- fixed lookahead assertions (#10, #11, #12)

- untabified sre_constants.py

Lib/sre_constants.py

@@ -23,6 +23,7 @@ SUCCESS = "success"
 
 ANY = "any"
 ASSERT = "assert"
+ASSERT_NOT = "assert_not"
 AT = "at"
 BRANCH = "branch"
 CALL = "call"
@@ -81,7 +82,7 @@ OPCODES = [
     FAILURE, SUCCESS,
 
     ANY,
-    ASSERT,
+    ASSERT, ASSERT_NOT,
     AT,
     BRANCH,
     CALL,
@@ -121,8 +122,8 @@ def makedict(list):
     d = {}
     i = 0
     for item in list:
-	d[item] = i
-	i = i + 1
+        d[item] = i
+        i = i + 1
     return d
 
 OPCODES = makedict(OPCODES)
@@ -176,12 +177,27 @@ SRE_FLAG_VERBOSE = 64
 if __name__ == "__main__":
     import string
     def dump(f, d, prefix):
-	items = d.items()
-	items.sort(lambda a, b: cmp(a[1], b[1]))
-	for k, v in items:
-	    f.write("#define %s_%s %s\n" % (prefix, string.upper(k), v))
+        items = d.items()
+        items.sort(lambda a, b: cmp(a[1], b[1]))
+        for k, v in items:
+            f.write("#define %s_%s %s\n" % (prefix, string.upper(k), v))
     f = open("sre_constants.h", "w")
-    f.write("/* generated from sre_constants.py */\n")
+    f.write("""\
+/*
+ * Secret Labs' Regular Expression Engine
+ *
+ * regular expression matching engine
+ *
+ * NOTE: This file is generated by sre_constants.py.  If you need
+ * to change anything in here, edit sre_constants.py and run it.
+ *
+ * Copyright (c) 1997-2000 by Secret Labs AB.  All rights reserved.
+ *
+ * See the _sre.c file for information on usage and redistribution.
+ */
+
+""")
+
     dump(f, OPCODES, "SRE_OP")
     dump(f, ATCODES, "SRE")
     dump(f, CHCODES, "SRE")