#1686390: add example for csv.Sniffer use.
diff --git a/Doc/library/csv.rst b/Doc/library/csv.rst
index 1d63080..89c9bf1 100644
--- a/Doc/library/csv.rst
+++ b/Doc/library/csv.rst
@@ -220,7 +220,6 @@
The :class:`Sniffer` class provides two methods:
-
.. method:: Sniffer.sniff(sample[, delimiters=None])
Analyze the given *sample* and return a :class:`Dialect` subclass reflecting the
@@ -233,8 +232,16 @@
Analyze the sample text (presumed to be in CSV format) and return :const:`True`
if the first row appears to be a series of column headers.
-The :mod:`csv` module defines the following constants:
+An example for :class:`Sniffer` use::
+ csvfile = open("example.csv")
+ dialect = csv.Sniffer().sniff(csvfile.read(1024))
+ csvfile.seek(0)
+ reader = csv.reader(csvfile, dialect)
+ # ... process CSV file contents here ...
+
+
+The :mod:`csv` module defines the following constants:
.. data:: QUOTE_ALL