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-rw-r--r--tests/basics/subclass_native_iter.py7
1 files changed, 7 insertions, 0 deletions
diff --git a/tests/basics/subclass_native_iter.py b/tests/basics/subclass_native_iter.py
new file mode 100644
index 000000000..0f6b369ad
--- /dev/null
+++ b/tests/basics/subclass_native_iter.py
@@ -0,0 +1,7 @@
+# test subclassing a native type which can be iterated over
+
+class mymap(map):
+ pass
+
+m = mymap(lambda x: x + 10, range(4))
+print(list(m))