wizard/res_partner_membres_wizard.py

-# Copyright 2020 Le Filament (<http://www.le-filament.com>)
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
-
-from odoo import models, fields, api
-
-import base64
-
-
-class ExportWizard(models.TransientModel):
-    _name = 'res.partner.membres.wizard'
-
-    csv_data = fields.Binary()
-    filename = fields.Char()
-
-    # function will trigger from the export button in customer export
-    @api.multi
-    def export_customers(self):
-        # call the function generate csv files
-        data = self.env['project.project'].export_gap()  
-        self.csv_data = base64.encodestring(data)
-        self.filename = 'export.csv'
-        return {
-            'type': 'ir.actions.act_url',
-            'url': "web/content/?model=res.partner.membres.wizard&id=" + str(self.id) +
-                   "&filename=export.csv&field=csv_data&download=true&filename=" + self.filename,
-            'target': 'self',
-        }
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