Convert a lot of print statements to print functions in docstrings,

documentation, and unused/rarely used functions.

Lib/test/test_global.py

@@ -21,7 +21,7 @@ def wrong1():
     def test2(self):
         prog_text_2 = """\
 def wrong2():
-    print x
+    print(x)
     global x
 """
         check_syntax_error(self, prog_text_2)
@@ -29,7 +29,7 @@ def wrong2():
     def test3(self):
         prog_text_3 = """\
 def wrong3():
-    print x
+    print(x)
     x = 2
     global x
 """

Lib/test/test_popen.py

@@ -10,7 +10,7 @@ import os, sys
 
 # Test that command-lines get down as we expect.
 # To do this we execute:
-#    python -c "import sys;print sys.argv" {rest_of_commandline}
+#    python -c "import sys;print(sys.argv)" {rest_of_commandline}
 # This results in Python being spawned and printing the sys.argv list.
 # We can then eval() the result of this, and see what each argv was.
 python = sys.executable

Lib/test/test_support.py

@@ -481,7 +481,7 @@ def captured_output(stream_name):
     Example use (with 'stream_name=stdout')::
 
        with captured_stdout() as s:
-           print "hello"
+           print("hello")
        assert s.getvalue() == "hello"
     """
     import io

Lib/test/test_tokenize.py

@@ -89,7 +89,7 @@ Some error-handling code
     >>> 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