Add cron for geolocalizing all existing contacts

__manifest__.py

@@ -17,6 +17,7 @@ Get partner coordinate using Nominatim API
     """,
     'depends': ['base'],
     'data': [
+        'datas/cron.xml',
         'views/res_partner.xml',
     ],
     'installable': True,

datas/cron.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<odoo>
+    <data noupdate="1">
+        <record id="ir_cron_geolocalize" model="ir.cron">
+            <field name="name">Geolocalize Partners</field>
+            <field name="active" eval="False" />
+            <field name="interval_type">days</field>
+            <field name="numbercall">-1</field>
+            <field name="nextcall" >2018-01-31 02:20:00</field>
+            <field name="model">res.partner</field>
+            <field name="function">_cron_geolocalize</field>
+        </record>
+    </data>
+</odoo>

models/res_partner.py

@@ -71,3 +71,10 @@ class ResPartner(models.Model):
                     })
 
         return True
+
+    ## CRON de géolocalisation des partner
+    def _cron_geolocalize(self):
+        partners = self.env['res.partner'].search([('partner_latitude','=', False)],)
+        for p in partners:
+            p.geo_localize()
+            time.sleep(1)