Update Integration.py

Integration.py

@@ -556,7 +556,8 @@ class Euro2020Dataset(GeneratorBasedBuilder):
             for id, row in enumerate(reader):
 
                 match_event_str = row["MatchEvent"]
-                match_event = ast.literal_eval(match_event_str)
+                match_event_replaced = match_event_str.replace(": nan", ": None")
+                match_event = ast.literal_eval(match_event_replaced)
                 
                 team_linup_str = row["TeamLineUps"]
                 team_linup_replaced = team_linup_str.replace(": nan", ": None")