model.py: format substitutions errors

to facilitate expression error handling

--HG-- branch : 17.0

i18n/fr.po

+# Translation of Odoo Server.
+# This file contains the translation of the following modules:
+# 	* converter
+# Axel Prel <axel.prel@xcg-consulting.fr>, 2024.
+msgid ""
+msgstr ""
+"Project-Id-Version: Odoo Server 17.0\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2024-10-08 09:14+0000\n"
+"PO-Revision-Date: 2024-10-08 11:16+0200\n"
+"Last-Translator: Axel PREL <axel.prel@xcg-consulting.fr>\n"
+"Language-Team: XCG Consulting\n"
+"Language: fr\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: \n"
+"X-Generator: Poedit 3.0.1\n"
+
+#. module: converter
+#. odoo-python
+#: code:addons/converter/model.py:0
+#, python-format
+msgid ""
+"Got unexpected errors while parsing substitutions:\n"
+"%s"
+msgstr ""
+"Erreur lors de la substitution des variables:\n"
+"%s"
+
+#. module: converter
+#: model:ir.model,name:converter.model_ir_model_data
+msgid "Model Data"
+msgstr "Données du modèle"