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-rw-r--r--Lib/StringIO.py7
1 files changed, 4 insertions, 3 deletions
diff --git a/Lib/StringIO.py b/Lib/StringIO.py
index a43e5d4..1dfc8b4 100644
--- a/Lib/StringIO.py
+++ b/Lib/StringIO.py
@@ -219,7 +219,7 @@ class StringIO:
slen = self.len
if spos == slen:
self.buflist.append(s)
- self.len = self.pos = slen = spos = spos + len(s)
+ self.len = self.pos = spos + len(s)
return
if spos > slen:
self.buflist.append('\0'*(spos - slen))
@@ -231,10 +231,11 @@ class StringIO:
self.buflist = [self.buf[:spos], s, self.buf[newpos:]]
self.buf = ''
if newpos > slen:
- self.len = newpos
+ slen = newpos
else:
self.buflist.append(s)
- self.len = newpos
+ slen = newpos
+ self.len = slen
self.pos = newpos
def writelines(self, iterable):