diff -r b15c5a66213f Lib/email/parser.py
--- a/Lib/email/parser.py	Thu Oct 02 12:39:02 2014 +0200
+++ b/Lib/email/parser.py	Thu Oct 02 17:54:54 2014 -0700
@@ -105,7 +105,8 @@
         parsing after reading the headers or not.  The default is False,
         meaning it parses the entire contents of the file.
         """
-        fp = TextIOWrapper(fp, encoding='ascii', errors='surrogateescape')
+        fp = TextIOWrapper(fp, encoding='ascii', errors='surrogateescape',
+                           newline='')
         try:
             return self.parser.parse(fp, headersonly)
         finally: