fix upload style - lint

Author: AnnMarieW

components/dash-core-components/tests/integration/upload/test_children_accept_any_component.py

@@ -28,23 +28,32 @@ def test_upca001_upload_children_gallery(dash_dcc):
                     "textAlign": "center",
                 },
             ),
-            dcc.Upload("upload", disabled=True, className_disabled="upload-disabled", id="upload"),
-            dcc.Upload("upload", disabled=True,  id="upload-no-className")
+            dcc.Upload(
+                "upload",
+                disabled=True,
+                className_disabled="upload-disabled",
+                id="upload",
+            ),
+            dcc.Upload("upload", disabled=True, id="upload-no-className"),
         ]
     )
     dash_dcc.start_server(app)
     time.sleep(0.5)
     dash_dcc.percy_snapshot("upca001 children gallery")
 
-    first_child = dash_dcc.find_element("#upload").find_element_by_css_selector(":first-child")
+    first_child = dash_dcc.find_element("#upload").find_element_by_css_selector(
+        ":first-child"
+    )
     # Check that there is no default style since className is specified
     style = first_child.get_attribute("style")
-    assert "opacity: 0.5"  not in style
+    assert "opacity: 0.5" not in style
 
-    first_child = dash_dcc.find_element("#upload-no-className").find_element_by_css_selector(":first-child")
+    first_child = dash_dcc.find_element(
+        "#upload-no-className"
+    ).find_element_by_css_selector(":first-child")
 
     # Check that there is default style since no className is specified
     style = first_child.get_attribute("style")
-    assert "opacity: 0.5"  in style
+    assert "opacity: 0.5" in style
 
     assert dash_dcc.get_logs() == []