<div dir="ltr">Your save and cancel methods are local functions defined in the constructor (__init__). They are <b>not</b> class methods.<div><br></div><div>Dedent those methods (and their bodies) back once and it should work.</div><div><br></div><div>In Python, indentation matters.</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Apr 21, 2021 at 6:33 PM Rich Shepard <<a href="mailto:rshepard@appl-ecosys.com">rshepard@appl-ecosys.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On Wed, 21 Apr 2021, Rich Shepard wrote:<br>
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Code attached.<br>
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Mea culpa!<br>
<br>
Rich</blockquote></div>