Add tests for E731, issue #277

diff --git a/testsuite/E73.py b/testsuite/E73.py
new file mode 100644 (file)
index 0000000..0673e0f
--- /dev/null
+++ b/testsuite/E73.py
@@ -0,0 +1,7 @@
+#: E731:1:1
+f = lambda x: 2 * x
+#: E731:1:1 E226:1:16
+f = lambda x: 2*x
+#: E731:2:5
+while False:
+    this = lambda y, z: 2 * x