Remove regsub, reconvert, regex, regex_syntax and everything under lib-old.

Demo/scripts/eqfix.py

@@ -29,7 +29,7 @@
 # into a program for a different change to Python programs...
 
 import sys
-import regex
+import re
 import os
 from stat import *
 import string
@@ -53,7 +53,7 @@ def main():
             if fix(arg): bad = 1
     sys.exit(bad)
 
-ispythonprog = regex.compile('^[a-zA-Z0-9_]+\.py$')
+ispythonprog = re.compile('^[a-zA-Z0-9_]+\.py$')
 def ispython(name):
     return ispythonprog.match(name) >= 0
 
@@ -104,7 +104,7 @@ def fix(filename):
         if lineno == 1 and g is None and line[:2] == '#!':
             # Check for non-Python scripts
             words = string.split(line[2:])
-            if words and regex.search('[pP]ython', words[0]) < 0:
+            if words and re.search('[pP]ython', words[0]) < 0:
                 msg = filename + ': ' + words[0]
                 msg = msg + ' script; not fixed\n'
                 err(msg)

Demo/scripts/ftpstats.py

@@ -13,12 +13,12 @@
 
 import os
 import sys
-import regex
+import re
 import string
 import getopt
 
-pat = '^\([a-zA-Z0-9 :]*\)!\(.*\)!\(.*\)!\([<>].*\)!\([0-9]+\)!\([0-9]+\)$'
-prog = regex.compile(pat)
+pat = '^([a-zA-Z0-9 :]*)!(.*)!(.*)!([<>].*)!([0-9]+)!([0-9]+)$'
+prog = re.compile(pat)
 
 def main():
     maxitems = 25

Demo/scripts/mboxconvert.py

@@ -10,7 +10,7 @@ import time
 import os
 import stat
 import getopt
-import regex
+import re
 
 def main():
     dofile = mmdf
@@ -45,7 +45,7 @@ def main():
     if sts:
         sys.exit(sts)
 
-numeric = regex.compile('[1-9][0-9]*')
+numeric = re.compile('[1-9][0-9]*')
 
 def mh(dir):
     sts = 0

Demo/scripts/update.py

@@ -8,10 +8,10 @@
 
 import os
 import sys
-import regex
+import re
 
-pat = '^\([^: \t\n]+\):\([1-9][0-9]*\):'
-prog = regex.compile(pat)
+pat = '^([^: \t\n]+):([1-9][0-9]*):'
+prog = re.compile(pat)
 
 class FileObj:
     def __init__(self, filename):