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Fixed target removal if all unique values #916

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merged 1 commit into from
Aug 2, 2024
Merged

Fixed target removal if all unique values #916

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4 changes: 3 additions & 1 deletion ads/opctl/operator/lowcode/forecast/model/arima.py
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Original file line number Diff line number Diff line change
Expand Up @@ -67,7 +67,9 @@ def _train_model(self, i, s_id, df, model_kwargs):
self.forecast_output.init_series_output(series_id=s_id, data_at_series=df)
# If trend is constant, remove constant columns
if "trend" not in model_kwargs or model_kwargs["trend"] == "c":
self.constant_cols[s_id] = df.columns[df.nunique() == 1]
self.constant_cols[s_id] = list(df.columns[df.nunique() == 1])
if target in self.constant_cols[s_id]:
self.constant_cols[s_id].remove(target)
df = df.drop(columns=self.constant_cols[s_id])

# format the dataframe for this target. Dropping NA on target[df] will remove all future data
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