Index: Lib/calendar.py
===================================================================
--- Lib/calendar.py	(revision 86668)
+++ Lib/calendar.py	(working copy)
@@ -661,11 +661,13 @@
         encoding = options.encoding
         if encoding is None:
             encoding = sys.getdefaultencoding()
+            
         optdict = dict(encoding=encoding, css=options.css)
+        p = sys.stdout.buffer.write
         if len(args) == 1:
-            print(cal.formatyearpage(datetime.date.today().year, **optdict))
+            p(cal.formatyearpage(datetime.date.today().year, **optdict))
         elif len(args) == 2:
-            print(cal.formatyearpage(int(args[1]), **optdict))
+            p(cal.formatyearpage(int(args[1]), **optdict))
         else:
             parser.error("incorrect number of arguments")
             sys.exit(1)
@@ -687,9 +689,11 @@
         else:
             parser.error("incorrect number of arguments")
             sys.exit(1)
+        p = print
         if options.encoding:
             result = result.encode(options.encoding)
-        print(result)
+            p = sys.stdout.buffer.write
+        p(result)
 
 
 if __name__ == "__main__":