format examples

Author: LiamConnors

doc/python/line-and-scatter.md

@@ -130,9 +130,7 @@ df = px.data.medals_long()
 
 fig = px.scatter(df, y="count", x="nation", color="medal")
 fig.update_traces(marker_size=10)
-fig.update_layout(
-    scattermode='group',
-)
+fig.update_layout(scattermode="group")
 fig.show()
 ```
 
@@ -147,11 +145,7 @@ df = px.data.medals_long()
 
 fig = px.scatter(df, y="count", x="nation", color="medal")
 fig.update_traces(marker_size=10)
-fig.update_layout(
-    scattermode='group',
-    scattergap=0.75
-)
-
+fig.update_layout(scattermode="group", scattergap=0.75)
 fig.show()
 ```