If a stock picking wave is created from move lines. It may happen no picking type is set on the wave. If an entire stock move or an entire picking represented by the move lines 'to wave'. a picking type is correctly set. This commit ensure a picking type is set directly from the move lines closes odoo/odoo#103348 X-original-commit: 86a1f2219904a19166155555da873b1772efa620 Signed-off-by: William Henrotin (whe) <whe@odoo.com>