Update test_documentation_examples.py

sdpython · Jul 9, 2020 · d0bec29 · d0bec29
1 parent 7addb63
commit d0bec29
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/tests/test_documentation_examples.py b/tests/test_documentation_examples.py
@@ -30,9 +30,9 @@ def test_documentation_examples(self):
 
         this = os.path.abspath(os.path.dirname(__file__))
         onxc = os.path.normpath(os.path.join(this, '..'))
-        pypath = os.environ['PYTHONPATH']
+        pypath = os.environ.get('PYTHONPATH', None)
         sep =  ";" if sys.platform == 'win32' else ':'
-        pypath = "" if pypath is None else (pypath + sep)
+        pypath = "" if pypath in (None, "") else (pypath + sep)
         pypath += onxc
         os.environ['PYTHONPATH'] = pypath
         fold = os.path.normpath(os.path.join(this, '..', 'examples'))