From cf05bd5147962534283217088887dc3a0a0b20b8 Mon Sep 17 00:00:00 2001
From: "robert.robison" <robert.robison@elderresearch.com>
Date: Thu, 5 Sep 2024 20:28:22 -0400
Subject: [PATCH] fix: pass constant in autoarima stepwise

---
 nbs/src/arima.ipynb           | 1 +
 python/statsforecast/arima.py | 1 +
 2 files changed, 2 insertions(+)

diff --git a/nbs/src/arima.ipynb b/nbs/src/arima.ipynb
index 7ff394fc6..5984481ca 100644
--- a/nbs/src/arima.ipynb
+++ b/nbs/src/arima.ipynb
@@ -2618,6 +2618,7 @@
     "        fit = p_myarima(\n",
     "            order=(p, d, q),\n",
     "            seasonal={'order': (P, D, Q), 'period': m},\n",
+    "            constant=constant,\n",
     "        )\n",
     "        results[k] = (p, d, q, P, D, Q, constant, fit['ic'])\n",
     "        k += 1\n",
diff --git a/python/statsforecast/arima.py b/python/statsforecast/arima.py
index 8cc7ebb61..09d4b678e 100644
--- a/python/statsforecast/arima.py
+++ b/python/statsforecast/arima.py
@@ -1687,6 +1687,7 @@ def try_params(p, d, q, P, D, Q, constant, k, bestfit):
         fit = p_myarima(
             order=(p, d, q),
             seasonal={"order": (P, D, Q), "period": m},
+            constant=constant,
         )
         results[k] = (p, d, q, P, D, Q, constant, fit["ic"])
         k += 1