Whitespace normalization, via reindent.py.
diff --git a/Lib/lib-old/grep.py b/Lib/lib-old/grep.py
index bdefbe6..2926746 100644
--- a/Lib/lib-old/grep.py
+++ b/Lib/lib-old/grep.py
@@ -8,72 +8,72 @@
 opt_show_lineno = 1
 
 def grep(pat, *files):
-	return ggrep(RE_SYNTAX_GREP, pat, files)
+    return ggrep(RE_SYNTAX_GREP, pat, files)
 
 def egrep(pat, *files):
-	return ggrep(RE_SYNTAX_EGREP, pat, files)
+    return ggrep(RE_SYNTAX_EGREP, pat, files)
 
 def emgrep(pat, *files):
-	return ggrep(RE_SYNTAX_EMACS, pat, files)
+    return ggrep(RE_SYNTAX_EMACS, pat, files)
 
 def ggrep(syntax, pat, files):
-	if len(files) == 1 and type(files[0]) == type([]):
-		files = files[0]
-	global opt_show_filename
-	opt_show_filename = (len(files) != 1)
-	syntax = regex.set_syntax(syntax)
-	try:
-		prog = regex.compile(pat)
-	finally:
-		syntax = regex.set_syntax(syntax)
-	for filename in files:
-		fp = open(filename, 'r')
-		lineno = 0
-		while 1:
-			line = fp.readline()
-			if not line: break
-			lineno = lineno + 1
-			if prog.search(line) >= 0:
-				showline(filename, lineno, line, prog)
-		fp.close()
+    if len(files) == 1 and type(files[0]) == type([]):
+        files = files[0]
+    global opt_show_filename
+    opt_show_filename = (len(files) != 1)
+    syntax = regex.set_syntax(syntax)
+    try:
+        prog = regex.compile(pat)
+    finally:
+        syntax = regex.set_syntax(syntax)
+    for filename in files:
+        fp = open(filename, 'r')
+        lineno = 0
+        while 1:
+            line = fp.readline()
+            if not line: break
+            lineno = lineno + 1
+            if prog.search(line) >= 0:
+                showline(filename, lineno, line, prog)
+        fp.close()
 
 def pgrep(pat, *files):
-	if len(files) == 1 and type(files[0]) == type([]):
-		files = files[0]
-	global opt_show_filename
-	opt_show_filename = (len(files) != 1)
-	import re
-	prog = re.compile(pat)
-	for filename in files:
-		fp = open(filename, 'r')
-		lineno = 0
-		while 1:
-			line = fp.readline()
-			if not line: break
-			lineno = lineno + 1
-			if prog.search(line):
-				showline(filename, lineno, line, prog)
-		fp.close()
+    if len(files) == 1 and type(files[0]) == type([]):
+        files = files[0]
+    global opt_show_filename
+    opt_show_filename = (len(files) != 1)
+    import re
+    prog = re.compile(pat)
+    for filename in files:
+        fp = open(filename, 'r')
+        lineno = 0
+        while 1:
+            line = fp.readline()
+            if not line: break
+            lineno = lineno + 1
+            if prog.search(line):
+                showline(filename, lineno, line, prog)
+        fp.close()
 
 def showline(filename, lineno, line, prog):
-	if line[-1:] == '\n': line = line[:-1]
-	if opt_show_lineno:
-		prefix = `lineno`.rjust(3) + ': '
-	else:
-		prefix = ''
-	if opt_show_filename:
-		prefix = filename + ': ' + prefix
-	print prefix + line
-	if opt_show_where:
-		start, end = prog.regs()[0]
-		line = line[:start]
-		if '\t' not in line:
-			prefix = ' ' * (len(prefix) + start)
-		else:
-			prefix = ' ' * len(prefix)
-			for c in line:
-				if c != '\t': c = ' '
-				prefix = prefix + c
-		if start == end: prefix = prefix + '\\'
-		else: prefix = prefix + '^'*(end-start)
-		print prefix
+    if line[-1:] == '\n': line = line[:-1]
+    if opt_show_lineno:
+        prefix = `lineno`.rjust(3) + ': '
+    else:
+        prefix = ''
+    if opt_show_filename:
+        prefix = filename + ': ' + prefix
+    print prefix + line
+    if opt_show_where:
+        start, end = prog.regs()[0]
+        line = line[:start]
+        if '\t' not in line:
+            prefix = ' ' * (len(prefix) + start)
+        else:
+            prefix = ' ' * len(prefix)
+            for c in line:
+                if c != '\t': c = ' '
+                prefix = prefix + c
+        if start == end: prefix = prefix + '\\'
+        else: prefix = prefix + '^'*(end-start)
+        print prefix