Convert a lot of print statements to print functions in docstrings,
documentation, and unused/rarely used functions.
diff --git a/Lib/test/test_tokenize.py b/Lib/test/test_tokenize.py
index 371e2b9..ea9030b 100644
--- a/Lib/test/test_tokenize.py
+++ b/Lib/test/test_tokenize.py
@@ -89,7 +89,7 @@
     >>> roundtrip("try: import somemodule\\n"
     ...           "except ImportError: # comment\\n"
     ...           "    print('Can not import' # comment2\\n)"
-    ...           "else:   print 'Loaded'\\n")
+    ...           "else:   print('Loaded')\\n")
     True
 
 Balancing continuation