def is_interesting(entry):
        """Is this entry interesting?

        ``entry`` is an XML node representing one entry of the svn status
        XML output.  It looks like this::

            <entry path="unchanged.txt">
              <wc-status item="normal" revision="1" props="none">
                <commit revision="1">
                  <author>mg</author>
                  <date>2015-02-06T07:52:38.163516Z</date>
                </commit>
              </wc-status>
            </entry>

            <entry path="added-but-not-committed.txt">
              <wc-status item="added" revision="-1" props="none"></wc-status>
            </entry>

            <entry path="ext">
              <wc-status item="external" props="none"></wc-status>
            </entry>

            <entry path="unknown.txt">
              <wc-status props="none" item="unversioned"></wc-status>
            </entry>

        """
        if entry.get('path') == '.':
            return False
        status = entry.find('wc-status')
        if status is None:
            warning('svn status --xml parse error: <entry path="%s"> without'
                    ' <wc-status>' % entry.get('path'))
            return False
        # For SVN externals we get two entries: one mentioning the
        # existence of the external, and one about the status of the external.
        if status.get('item') in ('unversioned', 'external'):
            return False
        return True
Is this entry interesting?

        ``entry`` is an XML node representing one entry of the svn status
        XML output.  It looks like this::

            <entry path="unchanged.txt">
              <wc-status item="normal" revision="1" props="none">
                <commit revision="1">
                  <author>mg</author>
                  <date>2015-02-06T07:52:38.163516Z</date>
                </commit>
              </wc-status>
            </entry>

            <entry path="added-but-not-committed.txt">
              <wc-status item="added" revision="-1" props="none"></wc-status>
            </entry>

            <entry path="ext">
              <wc-status item="external" props="none"></wc-status>
            </entry>

            <entry path="unknown.txt">
              <wc-status props="none" item="unversioned"></wc-status>
            </entry>