From a05fa1d9d42cc1fcefa38ad893320d4d9e82bf61 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20v=2E=20L=C3=B6wis?= <martin@v.loewis.de>
Date: Tue, 19 Sep 2000 11:07:44 +0000
Subject: Support sizehint in StringIO.readlines, as documented.

---
 Lib/StringIO.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Lib/StringIO.py b/Lib/StringIO.py
index 8efd7d8..02eb7c8 100644
--- a/Lib/StringIO.py
+++ b/Lib/StringIO.py
@@ -91,11 +91,15 @@ class StringIO:
 		r = self.buf[self.pos:newpos]
 		self.pos = newpos
 		return r
-	def readlines(self):
+	def readlines(self, sizehint = 0):
+		total = 0
 		lines = []
 		line = self.readline()
 		while line:
 			lines.append(line)
+			total += len(line)
+			if 0 < sizehint <= total:
+				break
 			line = self.readline()
 		return lines
 	def write(self, s):
-- 
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