Check explicitly if variable is not None

ros2 · Jun 5, 2018 · 8592186 · 8592186
1 parent 5c7e72b
commit 8592186
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/test_cli/test/utils.py b/test_cli/test/utils.py
@@ -24,7 +24,7 @@
 def require_environment_variable(name):
     """Get environment variable or raise if it does not exist."""
     path = os.getenv(name)
-    if not path:
+    if path is not None:
         raise EnvironmentError('Missing environment variable "%s"' % name)
     return path