Mercurial > cpython-lru_cache-weakref

diff Lib/StringIO.py @ 25305:0399c8aea7b2 legacy-trunk

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write(): Special case the common situation of a stream that's only being used to dump output (no seeks), so we can avoid a lot of extra checks being made.
author Fred Drake <fdrake@acm.org>
date Tue, 17 Sep 2002 18:10:34 +0000
parents e1e90b0f1f45
children 31807880f599
line wrap: on
line diff
--- a/Lib/StringIO.py	Tue Sep 17 15:19:12 2002 +0000
+++ b/Lib/StringIO.py	Tue Sep 17 18:10:34 2002 +0000
@@ -152,6 +152,10 @@
         # Force s to be a string or unicode
         if not isinstance(s, basestring):
             s = str(s)
+        if self.pos == self.len:
+            self.buflist.append(s)
+            self.len = self.pos = self.pos + len(s)
+            return
         if self.pos > self.len:
             self.buflist.append('\0'*(self.pos - self.len))
             self.len = self.pos