restore formatting of test_source_multiline_block

testing/code/test_source_multiline_block.py

@@ -12,14 +12,15 @@ def test_getstartingblock_multiline():
     see hhatto/autopep8#307). It was considered better to just move this single test to its own
     file and exclude it from autopep8 than try to complicate things.
     """
-
     class A(object):
-
         def __init__(self, *args):
             frame = sys._getframe(1)
             self.source = _pytest._code.Frame(frame).statement
-
-    x = A("x", "y", "z")
-
+    # fmt: off
+    x = A('x',
+          'y'
+          ,
+          'z')
+    # fmt: on
     values = [i for i in x.source.lines if i.strip()]
     assert len(values) == 4