pattern_import_export_xlsx: support date/datetime

pattern_import_export_xlsx/models/pattern_file.py

@@ -3,16 +3,26 @@
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
 
 import base64
+from datetime import date, datetime
 from io import BytesIO
 
 import openpyxl
 
-from odoo import _, models
+from odoo import _, fields, models
 from odoo.exceptions import UserError
 
 STOP_AFTER_NBR_EMPTY = 10
 
 
+def format_data(value):
+    if isinstance(value, datetime):
+        return fields.Datetime.to_string(value)
+    elif isinstance(value, date):
+        return fields.Date.to_string(value)
+    else:
+        return value
+
+
 class PatternFile(models.Model):
     _inherit = "pattern.file"
 
@@ -48,7 +58,7 @@ def _parse_data_xlsx(self, data):
             if self.pattern_config_id.nr_of_header_rows == idx + 1:
                 headers = [x.value for x in row]
             elif headers:
-                vals = [x.value for x in row]
+                vals = [format_data(x.value) for x in row]
                 if any(vals):
                     count_empty = 0
                     item = dict(zip(headers, vals))