Remove unnecessary object level at top of manifest

tests/clientlib/validate_manifest_test.py

@@ -17,7 +17,7 @@ def print_mock():
 
 def test_run_returns_1_for_non_existent_module(print_mock):
     non_existent_filename = 'file_that_does_not_exist'
-    ret = run(['--filename', non_existent_filename])
+    ret = run([non_existent_filename])
     assert ret == 1
     print_mock.assert_called_once_with(
         'File {0} does not exist'.format(non_existent_filename),
@@ -26,7 +26,7 @@ def test_run_returns_1_for_non_existent_module(print_mock):
 
 def test_run_returns_1_for_non_yaml_file(print_mock):
     non_parseable_filename = 'tests/data/non_parseable_yaml_file.yaml'
-    ret = run(['--filename', non_parseable_filename])
+    ret = run([non_parseable_filename])
     assert ret == 1
     print_mock.assert_any_call(
         'File {0} is not a valid yaml file'.format(non_parseable_filename),
@@ -35,7 +35,7 @@ def test_run_returns_1_for_non_yaml_file(print_mock):
 
 def test_returns_1_for_valid_yaml_file_but_invalid_manifest(print_mock):
     invalid_manifest = 'tests/data/valid_yaml_but_invalid_manifest.yaml'
-    ret = run(['--filename', invalid_manifest])
+    ret = run([invalid_manifest])
     assert ret == 1
     print_mock.assert_any_call(
         'File {0} is not a valid file'.format(invalid_manifest)
@@ -44,17 +44,16 @@ def test_returns_1_for_valid_yaml_file_but_invalid_manifest(print_mock):
 
 def test_returns_0_for_valid_manifest():
     valid_manifest = 'example_manifest.yaml'
-    ret = run(['--filename', valid_manifest])
+    ret = run([valid_manifest])
     assert ret == 0
 
 
 def test_uses_default_manifest_file_at_root_of_git(empty_git_dir):
     local.path(C.MANIFEST_FILE).write("""
-hooks:
-    -
-        id: foo
-        name: Foo
-        entry: foo
+-
+    id: foo
+    name: Foo
+    entry: foo
     """)
     ret = run([])
     assert ret == 0
@@ -62,15 +61,13 @@ hooks:
 
 def test_additional_manifest_check_raises_for_bad_language():
     with pytest.raises(InvalidManifestError):
-        additional_manifest_check(
-            {'hooks': [{'id': 'foo', 'language': 'not valid'}]}
-        )
+        additional_manifest_check([{'id': 'foo', 'language': 'not valid'}])
 
 
 @pytest.mark.parametrize(('obj'), (
-    {'hooks': [{}]},
-    {'hooks': [{'language': 'python'}]},
-    {'hooks': [{'language': 'python>2.6'}]},
+    [{}],
+    [{'language': 'python'}],
+    [{'language': 'python>2.6'}],
 ))
 def test_additional_manifest_check_is_ok_with_missing_language(obj):
     additional_manifest_check(obj)