1 files changed, 31 insertions, 0 deletions
diff --git a/tests/basics/scope_implicit.py b/tests/basics/scope_implicit.py
new file mode 100644
index 000000000..aecda7715
--- /dev/null
+++ b/tests/basics/scope_implicit.py
@@ -0,0 +1,31 @@
+# test implicit scoping rules
+
+# implicit nonlocal, with variable defined after closure
+def f():
+    def g():
+        return x # implicit nonlocal
+    x = 3 # variable defined after function that closes over it
+    return g
+print(f()())
+
+# implicit nonlocal at inner level, with variable defined after closure
+def f():
+    def g():
+        def h():
+            return x # implicit nonlocal
+        return h
+    x = 4 # variable defined after function that closes over it
+    return g
+print(f()()())
+
+# local variable which should not be implicitly made nonlocal
+def f():
+    x = 0
+    def g():
+        x # local because next statement assigns to it
+        x = 1
+    g()
+try:
+    f()
+except NameError:
+    print('NameError')