new way of gathering statements to evaluate for static analysis

test/static_analysis/attribute_error.py

@@ -44,9 +44,26 @@ c.something = None
 something = a
 something
 
+# -----------------
+# Unused array variables should still raise attribute errors.
+# -----------------
 
 # should not raise anything.
 for loop_variable in [1, 2]:
     #! name-error
     x = undefined
     loop_variable
+
+#! name-error
+for loop_variable in [1, 2, undefined]:
+    pass
+
+#! attribute-error
+[1, ''.undefined_attr]
+
+
+def return_one(something):
+    return 1
+
+#! attribute-error
+return_one(''.undefined_attribute)

test/test_integration.py

@@ -15,7 +15,7 @@ def assert_case_equal(case, actual, desired):
     """
     assert actual == desired, """
 Test %r failed.
-actual = %s
+actual  = %s
 desired = %s
 """ % (case, actual, desired)