Typo fix

pesikj · pesikj · commit e0a33e0e353d · 2024-12-09T22:47:25.000+01:00
diff --git a/python-pro-data-1/datum-cas-shift/excs/swing-states/exercise.md b/python-pro-data-1/datum-cas-shift/excs/swing-states/exercise.md
@@ -66,7 +66,6 @@ data_pen[data_pen["swing"] == 1]
 
 data_pen["swing"].sum()
 
-data["party_simplified_previous_election"] = data.groupby("state")["party_simplified"].shift(1)
 data["party_simplified_previous_election"] = data.groupby("state")["party_simplified"].shift(1)
 data = data.dropna()
 data["swing"] = data["party_simplified"] != data["party_simplified_previous_election"]
