No dict union for 3.8

pola-rs · Jul 25, 2024 · c7cc745 · c7cc745
1 parent b5f72b7
commit c7cc745
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/py-polars/polars/io/spreadsheet/_write_utils.py b/py-polars/polars/io/spreadsheet/_write_utils.py
@@ -453,7 +453,9 @@ def _map_str(s: Series) -> Series:
     # associate formats/functions with specific columns
     header_dict = header_format or {}
     add_align = "align" not in header_dict
-    header_alignment = {"align": "right"} | ({"indent": 2} if autofilter else {})
+    header_alignment = {"align": "right"}
+    if autofilter:
+        header_alignment["indent"] = 2  # type: ignore[assignment]
     col_header_format = {}
     for col, tp in df.schema.items():
         base_type = tp.base_type()
@@ -462,7 +464,7 @@ def _map_str(s: Series) -> Series:
             fmt = dtype_formats.get(tp, dtype_formats[base_type])
             column_formats.setdefault(col, fmt)
             if add_align and base_type in [*FLOAT_DTYPES, *INTEGER_DTYPES]:
-                header_fmt = header_dict | header_alignment
+                header_fmt = {**header_dict, **header_alignment}
         if col not in column_formats:
             column_formats[col] = fmt_default