From ce85827ac19154b4b9da610fba4e1739f7b3b71a Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@python.org>
Date: Mon, 14 Sep 1998 15:43:38 +0000
Subject: Utility to untabify stubber results.

---
 Tools/scripts/untabify.py | 50 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100755 Tools/scripts/untabify.py

diff --git a/Tools/scripts/untabify.py b/Tools/scripts/untabify.py
new file mode 100755
index 0000000..1f74973
--- /dev/null
+++ b/Tools/scripts/untabify.py
@@ -0,0 +1,50 @@
+#! /usr/bin/env python
+
+"Replace tabs with spaces in argument files.  Print names of changed files."
+
+import os
+import sys
+import string
+import getopt
+
+def main():
+    tabsize = 8
+    try:
+        opts, args = getopt.getopt(sys.argv[1:], "t:")
+        if not args:
+            raise getopt.error, "At least one file argument required"
+    except getopt.error, msg:
+        print msg
+        print "usage:", sys.argv[0], "file ..."
+        return
+
+    for file in args:
+        process(file, tabsize)
+
+def process(file, tabsize):
+    try:
+        f = open(file)
+        text = f.read()
+        f.close()
+    except IOError, msg:
+        print "%s: I/O error: %s" % (`file`, str(msg))
+        return
+    newtext = string.expandtabs(text, tabsize)
+    if newtext == text:
+        return
+    backup = file + "~"
+    try:
+        os.unlink(backup)
+    except os.error:
+        pass
+    try:
+        os.rename(file, backup)
+    except os.error:
+        pass
+    f = open(file, "w")
+    f.write(newtext)
+    f.close()
+    print file
+
+if __name__ == '__main__':
+    main()
-- 
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