Eric V. Smith added the comment:
The example is correct. If you type it into a python interpreter, you get the
results as shown in the example.
The .replace() method does not modify the string s. It returns the new value.
In the example, the new value is displayed, but is not assigned back to
New submission from Dionysis Zindros:
In the Unicode HOTWO documentation for Python 2.x [0], there's an error in the
fourth code sample under the section "The Unicode Type".
The code states:
```
>>> s = u'Was ever feather so lightly blown to and fro as this multitude?'
>>> s.count('e')
5
>>> s