Update PR pythonGH-118970 with some format changes

I made some formatting changes to some examples in PR python#118970 from @uatach
The idea was to get this merged quickly.

Author: blaisep

Doc/tutorial/inputoutput.rst

@@ -37,18 +37,23 @@ printing space-separated values. There are several ways to format output.
 * The :meth:`str.format` method of strings requires more manual
   effort.  You'll still use ``{`` and ``}`` to mark where a variable
   will be substituted and can provide detailed formatting directives,
-  but you'll also need to provide the information to be formatted.
+  but you'll also need to provide the information to be formatted. In the following code
+  block there are two examples of how to format variables:
+
 
   ::
 
      >>> yes_votes = 42_572_654
-     >>> no_votes = 43_132_495
-     >>> percentage = yes_votes / (yes_votes + no_votes)
-     >>> # Print yes_votes padded with spaces and a negative sign only for negative numbers
-     >>> # Also print percentage multiplied by 100, with 2 decimal places and followed by a percent sign:
+     >>> total_votes = 43_132_495
+     >>> percentage = yes_votes / (yes_votes + total_votes)
      >>> '{:-9} YES votes  {:2.2%}'.format(yes_votes, percentage)
      ' 42572654 YES votes  49.67%'
 
+  Notice how the ``yes_votes`` are padded with spaces and a negative sign only for negative numbers.
+  The example also prints ``percentage`` multiplied by 100, with 2 decimal
+  places and followed by a percent sign (see :ref:`formatspec` for details).
+
+
 * Finally, you can do all the string handling yourself by using string slicing and
   concatenation operations to create any layout you can imagine.  The
   string type has some methods that perform useful operations for padding
@@ -204,7 +209,7 @@ This is particularly useful in combination with the built-in function
    >>> table = {k: str(v) for k, v in vars().items()}
    >>> message = " ".join([f'{k}: ' + '{' + k +'};' for k in table.keys()])
    >>> print(message.format(**table))
-   __name__: __main__; __doc__: None; __package__: None; __loader__: <class '_frozen_importlib.BuiltinImporter'>; __spec__: None; __annotations__: {}; __builtins__: <module 'builtins' (built-in)>;
+   __name__: __main__; __doc__: None; __package__: None; __loader__: ...
 
 As an example, the following lines produce a tidily aligned
 set of columns giving integers and their squares and cubes::