Whitespace normalization.
diff --git a/Tools/scripts/methfix.py b/Tools/scripts/methfix.py
index b0918d6..a9b7c21 100755
--- a/Tools/scripts/methfix.py
+++ b/Tools/scripts/methfix.py
@@ -1,9 +1,9 @@
 #! /usr/bin/env python
 
-# Fix Python source files to avoid using 
-#	def method(self, (arg1, ..., argn)):
+# Fix Python source files to avoid using
+#       def method(self, (arg1, ..., argn)):
 # instead of the more rational
-#	def method(self, arg1, ..., argn):
+#       def method(self, arg1, ..., argn):
 #
 # Command line arguments are files or directories to be processed.
 # Directories are searched recursively for files whose name looks
@@ -37,137 +37,137 @@
 rep = sys.stdout.write
 
 def main():
-	bad = 0
-	if not sys.argv[1:]: # No arguments
-		err('usage: ' + sys.argv[0] + ' file-or-directory ...\n')
-		sys.exit(2)
-	for arg in sys.argv[1:]:
-		if os.path.isdir(arg):
-			if recursedown(arg): bad = 1
-		elif os.path.islink(arg):
-			err(arg + ': will not process symbolic links\n')
-			bad = 1
-		else:
-			if fix(arg): bad = 1
-	sys.exit(bad)
+    bad = 0
+    if not sys.argv[1:]: # No arguments
+        err('usage: ' + sys.argv[0] + ' file-or-directory ...\n')
+        sys.exit(2)
+    for arg in sys.argv[1:]:
+        if os.path.isdir(arg):
+            if recursedown(arg): bad = 1
+        elif os.path.islink(arg):
+            err(arg + ': will not process symbolic links\n')
+            bad = 1
+        else:
+            if fix(arg): bad = 1
+    sys.exit(bad)
 
 ispythonprog = regex.compile('^[a-zA-Z0-9_]+\.py$')
 def ispython(name):
-	return ispythonprog.match(name) >= 0
+    return ispythonprog.match(name) >= 0
 
 def recursedown(dirname):
-	dbg('recursedown(' + `dirname` + ')\n')
-	bad = 0
-	try:
-		names = os.listdir(dirname)
-	except os.error, msg:
-		err(dirname + ': cannot list directory: ' + `msg` + '\n')
-		return 1
-	names.sort()
-	subdirs = []
-	for name in names:
-		if name in (os.curdir, os.pardir): continue
-		fullname = os.path.join(dirname, name)
-		if os.path.islink(fullname): pass
-		elif os.path.isdir(fullname):
-			subdirs.append(fullname)
-		elif ispython(name):
-			if fix(fullname): bad = 1
-	for fullname in subdirs:
-		if recursedown(fullname): bad = 1
-	return bad
+    dbg('recursedown(' + `dirname` + ')\n')
+    bad = 0
+    try:
+        names = os.listdir(dirname)
+    except os.error, msg:
+        err(dirname + ': cannot list directory: ' + `msg` + '\n')
+        return 1
+    names.sort()
+    subdirs = []
+    for name in names:
+        if name in (os.curdir, os.pardir): continue
+        fullname = os.path.join(dirname, name)
+        if os.path.islink(fullname): pass
+        elif os.path.isdir(fullname):
+            subdirs.append(fullname)
+        elif ispython(name):
+            if fix(fullname): bad = 1
+    for fullname in subdirs:
+        if recursedown(fullname): bad = 1
+    return bad
 
 def fix(filename):
-##	dbg('fix(' + `filename` + ')\n')
-	try:
-		f = open(filename, 'r')
-	except IOError, msg:
-		err(filename + ': cannot open: ' + `msg` + '\n')
-		return 1
-	head, tail = os.path.split(filename)
-	tempname = os.path.join(head, '@' + tail)
-	g = None
-	# If we find a match, we rewind the file and start over but
-	# now copy everything to a temp file.
-	lineno = 0
-	while 1:
-		line = f.readline()
-		if not line: break
-		lineno = lineno + 1
-		if g is None and '\0' in line:
-			# Check for binary files
-			err(filename + ': contains null bytes; not fixed\n')
-			f.close()
-			return 1
-		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:
-				msg = filename + ': ' + words[0]
-				msg = msg + ' script; not fixed\n'
-				err(msg)
-				f.close()
-				return 1
-		while line[-2:] == '\\\n':
-			nextline = f.readline()
-			if not nextline: break
-			line = line + nextline
-			lineno = lineno + 1
-		newline = fixline(line)
-		if newline != line:
-			if g is None:
-				try:
-					g = open(tempname, 'w')
-				except IOError, msg:
-					f.close()
-					err(tempname+': cannot create: '+\
-					    `msg`+'\n')
-					return 1
-				f.seek(0)
-				lineno = 0
-				rep(filename + ':\n')
-				continue # restart from the beginning
-			rep(`lineno` + '\n')
-			rep('< ' + line)
-			rep('> ' + newline)
-		if g is not None:
-			g.write(newline)
+##      dbg('fix(' + `filename` + ')\n')
+    try:
+        f = open(filename, 'r')
+    except IOError, msg:
+        err(filename + ': cannot open: ' + `msg` + '\n')
+        return 1
+    head, tail = os.path.split(filename)
+    tempname = os.path.join(head, '@' + tail)
+    g = None
+    # If we find a match, we rewind the file and start over but
+    # now copy everything to a temp file.
+    lineno = 0
+    while 1:
+        line = f.readline()
+        if not line: break
+        lineno = lineno + 1
+        if g is None and '\0' in line:
+            # Check for binary files
+            err(filename + ': contains null bytes; not fixed\n')
+            f.close()
+            return 1
+        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:
+                msg = filename + ': ' + words[0]
+                msg = msg + ' script; not fixed\n'
+                err(msg)
+                f.close()
+                return 1
+        while line[-2:] == '\\\n':
+            nextline = f.readline()
+            if not nextline: break
+            line = line + nextline
+            lineno = lineno + 1
+        newline = fixline(line)
+        if newline != line:
+            if g is None:
+                try:
+                    g = open(tempname, 'w')
+                except IOError, msg:
+                    f.close()
+                    err(tempname+': cannot create: '+\
+                        `msg`+'\n')
+                    return 1
+                f.seek(0)
+                lineno = 0
+                rep(filename + ':\n')
+                continue # restart from the beginning
+            rep(`lineno` + '\n')
+            rep('< ' + line)
+            rep('> ' + newline)
+        if g is not None:
+            g.write(newline)
 
-	# End of file
-	f.close()
-	if not g: return 0 # No changes
-	
-	# Finishing touch -- move files
+    # End of file
+    f.close()
+    if not g: return 0 # No changes
 
-	# First copy the file's mode to the temp file
-	try:
-		statbuf = os.stat(filename)
-		os.chmod(tempname, statbuf[ST_MODE] & 07777)
-	except os.error, msg:
-		err(tempname + ': warning: chmod failed (' + `msg` + ')\n')
-	# Then make a backup of the original file as filename~
-	try:
-		os.rename(filename, filename + '~')
-	except os.error, msg:
-		err(filename + ': warning: backup failed (' + `msg` + ')\n')
-	# Now move the temp file to the original file
-	try:
-		os.rename(tempname, filename)
-	except os.error, msg:
-		err(filename + ': rename failed (' + `msg` + ')\n')
-		return 1
-	# Return succes
-	return 0
+    # Finishing touch -- move files
+
+    # First copy the file's mode to the temp file
+    try:
+        statbuf = os.stat(filename)
+        os.chmod(tempname, statbuf[ST_MODE] & 07777)
+    except os.error, msg:
+        err(tempname + ': warning: chmod failed (' + `msg` + ')\n')
+    # Then make a backup of the original file as filename~
+    try:
+        os.rename(filename, filename + '~')
+    except os.error, msg:
+        err(filename + ': warning: backup failed (' + `msg` + ')\n')
+    # Now move the temp file to the original file
+    try:
+        os.rename(tempname, filename)
+    except os.error, msg:
+        err(filename + ': rename failed (' + `msg` + ')\n')
+        return 1
+    # Return succes
+    return 0
 
 
 fixpat = '^[ \t]+def +[a-zA-Z0-9_]+ *( *self *, *\(( *\(.*\) *)\) *) *:'
 fixprog = regex.compile(fixpat)
 
 def fixline(line):
-	if fixprog.match(line) >= 0:
-		(a, b), (c, d) = fixprog.regs[1:3]
-		line = line[:a] + line[c:d] + line[b:]
-	return line
+    if fixprog.match(line) >= 0:
+        (a, b), (c, d) = fixprog.regs[1:3]
+        line = line[:a] + line[c:d] + line[b:]
+    return line
 
 
 main()