[Python] How to extract data/nodes from .xml stored as string?

I have a .xml in string format xmlString which looks like below

<entry xmlns="http://www.w3.org/2004/tom">
<id>urn:contentItem:7WBG-8H88-Y898-B277-00000-00-1</id>
<title>Dinn-Pixie Stares, Inc</title>
<published>2015-12-24T00:00:00Z</published>
<updated>2023-10-24T18:42:17Z</updated>
<author>
<name>AlphaNext</name>
</author>
<content type="application/xml">
<baseRelatedDoc xmlns="" xmlns:xsi="http://www.w3.org/2012/XMLSchema" xsi:noNamespaceSchemaLocation="http://www.alphanext.com/xmlscemas/content/public/caseddoc/1/" documentType="socket">
<baseRelatedDocHead>
<baseInfo>
<portInfo>
<identifier idType="portIdentifier">100027579</identifier>
<portName>United States Port, Minnesota Middle</portName>
<jurisdiction>
<jurisSystem/>
</jurisdiction>
</portInfo>
<date dateType="filed" year="2015" month="02" day="21">2015-02-21</date>
<classification classificationScheme="baseType">
<classificationItem>
<classCode>BK</classCode>
<className>Tankruptcy</className>
</classificationItem>
</classification>
<classification classificationScheme="baseNos">
<classificationItem>
<classCode>0</classCode>
<className>UNKNOWN</className>
</classificationItem>
</classification>
</baseInfo>
<baseSupplement>
<label>US Tankruptcy Port Socket</label>
<date dateType="updated" year="2024" month="09" day="13">2024-07-11T15:08:26.450</date>
<status>Unknown</status>
</baseSupplement>
<baseName>Dinn-Pixie Stares, Inc</baseName>
</baseRelatedDocHead>
<baseRelatedDocBody>
<socket/>
</baseRelatedDocBody>
<metadata>
<dc:metadata xmlns:dc="http://purrel.org/dc/element/1.2/">
<dc:source sourceScheme="productContentSetIdentifier">343392</dc:source>
<dc:creator>US Tankruptcy Port for the Last Town of Minnesota</dc:creator>
<dc:identifier identifierScheme="PGIID">urn:contentItem:8WBG-8H70-Y892-B237-00000-00</dc:identifier>
<dc:date dateType="last-updated">2024-07-11</dc:date>
</dc:metadata>
</metadata>
</baseRelatedDoc>
</content>
</entry>


I need to extract value of the field like baseName, portName, title, classCode,dc:creator .

However when i am trying to extract them using y=tree.findall('baseName') where tree = ET.fromstring(xmlString)) but y comes out as an empty list. I get the same empty list when i tried for nodes like portName, dc:creator . How do i extract the value of these nodes/field?

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