如何在python中显示xml文件中节点的子元素？

Here is my xml file

这是我的xml文件

<root>
        <Module name="ac4" offset="32" width="12">
            <register name="xga_control" offset="0x000" width="32" access="R/W">

                <field name="reserved" offset="0" bit_span="5"/>

                <field name="force_all_fault_clear" bit_span="1" default="0">
                    <description>Rising edge forces all fault registers to clear</description>
                </field>

                <field name="force_warning" default="0" bit_span="1">
                    <description>Forces AC2 to report a Master Warning</description>
                </field>

                <field name="force_error" default="0" bit_span="1">
                   <description>Forces AC2 to report a Master Error</description>
                </field>
            </register>
         </Module>

<root>
<root>