From: Guido van Rossum <guido@python.org>
Date: Wed, 24 Mar 1999 16:20:45 +0000 (+0000)
Subject: Add readlines() to _Subfile class.  Not clear who would need it, but
X-Git-Tag: v1.5.2c1~100
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e256a0feed699a0bf9c22be0a0e0995632cfa4c4;p=thirdparty%2FPython%2Fcpython.git

Add readlines() to _Subfile class.  Not clear who would need it, but
Chris Lawrence sent me a broken version; this one is a tad simpler and
more conforming to the standard.
---

diff --git a/Lib/mailbox.py b/Lib/mailbox.py
index f965b0fd8672..3c758ff6e12d 100755
--- a/Lib/mailbox.py
+++ b/Lib/mailbox.py
@@ -66,6 +66,19 @@ class _Subfile:
 		self.pos = self.fp.tell()
 		return data
 
+        def readlines(self, sizehint = -1):
+		lines = []
+		while 1:
+			line = self.readline()
+			if not line:
+				break
+			lines.append(line)
+			if sizehint >= 0:
+				sizehint = sizehint - len(line)
+				if sizehint <= 0:
+					break
+		return lines
+
 	def tell(self):
 		return self.pos - self.start