From: Guido van Rossum <guido@python.org>
Date: Thu, 25 Jan 1996 18:40:41 +0000 (+0000)
Subject: support 'whence' arg to seek()
X-Git-Tag: v1.4b1~382
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=44a4d59b566a13d2054444a550866c9c5187571d;p=python

support 'whence' arg to seek()
---

diff --git a/Lib/mailbox.py b/Lib/mailbox.py
index 8a54b46ea0..e60b73b966 100755
--- a/Lib/mailbox.py
+++ b/Lib/mailbox.py
@@ -12,8 +12,13 @@ class _Mailbox:
 		self.fp = fp
 		self.seekp = 0
 
-	def seek(self, pos):
-		self.seekp = pos
+	def seek(self, pos, whence=0):
+		if whence==1:		# Relative to current position
+			self.pos = self.pos + pos
+		if whence==2:		# Relative to file's end
+			self.pos = self.stop + pos
+		else:			# Default - absolute position
+			self.pos = self.start + pos
 
 	def next(self):
 		while 1: