How did detecting where those handlers are created to tracing it and close it.<div>Mainly because I was using C binding library(subvertpy) and file is not closed.<br clear="all"><div><br></div>-- <br>         此致<br>礼<br>罗勇刚<br>

Yours<br>    sincerely,<br>Yonggang Luo<br><br>
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