From: Guido van Rossum <guido@python.org>
Date: Tue, 28 May 1996 23:01:28 +0000 (+0000)
Subject: avoid eval() like the plague
X-Git-Tag: v1.4b1~106
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9e6aa9d55b194e7499e39af69e675fd7a5d9639f;p=python

avoid eval() like the plague
---

diff --git a/Lib/regsub.py b/Lib/regsub.py
index 7eb175b60e..507e542882 100644
--- a/Lib/regsub.py
+++ b/Lib/regsub.py
@@ -107,6 +107,7 @@ def expand(repl, regs, str):
 		return repl
 	new = ''
 	i = 0
+	ord0 = ord('0')
 	while i < len(repl):
 		c = repl[i]; i = i+1
 		if c <> '\\' or i >= len(repl):
@@ -114,7 +115,7 @@ def expand(repl, regs, str):
 		else:
 			c = repl[i]; i = i+1
 			if '0' <= c <= '9':
-				a, b = regs[eval(c)]
+				a, b = regs[ord(c)-ord0]
 				new = new + str[a:b]
 			elif c == '\\':
 				new = new + c