odoo 图片控件修改

<record id="patient_type_config_view_form" model="ir.ui.view">

    <field name="name">patient.type.config.view.form</field>

    <field name="model">patient.daily.record.type.config</field>

    <field name="arch" type="xml">

        <form string="patient.type.config.view.form">

            <sheet>

                <group>

                    <field name="name"/>

                    <field name="drug_id"/>

                    <field name="image_url”/>

                    <field name=“image_id" widget='image' class="oe_avatar oe_left" options='{"preview_image": "image"}'/>

                    <field name="attending"/>

                    <field name="specifications"/>

                    <field name="consumption"/>

                    <field name="taboo"/>

                    <field name="priority"/>

                </group>

            </sheet>

        </form>

    </field>

</record>

1:

2:

<field name=“image_id”/>

正常情况下 图片显示是如1所示。

<field name=“image_id" widget='image' class="oe_avatar oe_left" options='{"preview_image": "image"}’/>

添加上面的代码，，，，，将1中所展示的修改成如2中所示。。。。。。