infer_freq: return 'YE' (#8629 follow-up)

pydata · Jan 22, 2024 · bcc09ae · bcc09ae
1 parent 5a92d48
commit bcc09ae
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/xarray/coding/frequencies.py b/xarray/coding/frequencies.py
@@ -183,7 +183,7 @@ def _get_annual_rule(self):
         if len(np.unique(self.index.month)) > 1:
             return None
 
-        return {"cs": "YS", "ce": "Y"}.get(month_anchor_check(self.index))
+        return {"cs": "YS", "ce": "YE"}.get(month_anchor_check(self.index))
 
     def _get_quartely_rule(self):
         if len(self.month_deltas) > 1:

diff --git a/xarray/tests/test_cftimeindex.py b/xarray/tests/test_cftimeindex.py
@@ -1353,7 +1353,7 @@ def test_infer_freq_invalid_inputs():
     "freq",
     [
         "300YS-JAN",
-        "Y-DEC",
+        "YE-DEC",
         "YS-JUL",
         "2YS-FEB",
         "QE-NOV",