Added a doctest: +ELLIPSIS to fix old Python versions

2 files changed, 6 insertions, 5 deletions

diff --git a/src/tests/documentation.py b/src/tests/documentation.py
index 69e9f4b..81409fc 100644
--- a/src/tests/documentation.py
+++ b/src/tests/documentation.py
@@ -1016,10 +1016,10 @@ David Goldstein and here is an example where it is manifest:
    >>> @memoize
    ... def getkeys(**kw):
    ...     return kw.keys()
-   >>> getkeys(func='a')
+   >>> getkeys(func='a') # doctest: +ELLIPSIS
    Traceback (most recent call last):
     ...
-   TypeError: _memoize() got multiple values for argument 'func'
+   TypeError: _memoize() got multiple values for ... 'func'
 
 The error message looks really strange until you realize that
 the caller function `_memoize` uses `func` as first argument,
@@ -1043,8 +1043,8 @@ follows:
        return cache[key]
 
 We have avoided the need to name the first argument, so the problem
-simply disappear. This is a technique that you should keep in mind
-when writing decorator for functions with keyword arguments.
+simply disappears. This is a technique that you should keep in mind
+when writing decorators for functions with keyword arguments.
 
 On a similar tone, there is a restriction on the names of the
 arguments: for instance, if try to call an argument ``_call_`` or
diff --git a/src/tests/test.py b/src/tests/test.py
index b01bc10..5bd34e8 100644
--- a/src/tests/test.py
+++ b/src/tests/test.py
@@ -89,7 +89,8 @@ class ExtraTestCase(unittest.TestCase):
         def func(**kw):
             return kw
 
-        self.assertEqual(func(f='a'), {'f': 'a'})
+        # there is no confusion when passing args as a keyword argument
+        self.assertEqual(func(args='a'), {'args': 'a'})
 
 # ################### test dispatch_on ############################# #
 # adapted from test_functools in Python 3.5