<p><strong>NetworkX不支持该文件所在的GEXF 1.3。</strong></p>
<hr/>
<pre><code>In [5]: pdb
Automatic pdb calling has been turned ON
In [6]: nx.read_gexf(r"<...>\KwNet-Journals.gexf")
<...>
NetworkXError: No <graph> element in GEXF file.
<...>
ipdb> l
688 for version in self.versions:
689 self.set_version(version)
690 g = self.xml.find(f"{{{self.NS_GEXF}}}graph")
691 if g is not None:
692 return self.make_graph(g)
> 693 raise nx.NetworkXError("No <graph> element in GEXF file.")
694
<...>
ipdb> self.NS_GEXF
'http://www.gexf.net/1.2draft'
ipdb> q
In [7]: ! head "<...>\KwNet-Journals.gexf"
<?xml version="1.0" encoding="UTF-8"?>
<gexf xmlns="http://www.gexf.net/1.3" version="1.3" xmlns:viz="http://www.gexf.net/1.3/viz" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.gexf.net/1.3 http://www.gexf.net/1.3/gexf.xsd">
<meta lastmodifieddate="2020-02-07">
<creator>Gephi 0.9</creator>
<description></description>
</meta>
<graph defaultedgetype="undirected" timeformat="double" timerepresentation="timestamp" mode="dynamic">
<...>
In [10]: nx.read_gexf(r"<...>\KwNet-Journals.gexf", version='1.3')
NetworkXError: Unknown GEXF version 1.3.
> c:\python38\lib\site-packages\networkx\readwrite\gexf.py(253)set_version()
251 d = self.versions.get(version)
252 if d is None:
> 253 raise nx.NetworkXError(f"Unknown GEXF version {version}.")
254 self.NS_GEXF = d["NS_GEXF"]
255 self.NS_VIZ = d["NS_VIZ"]
ipdb> version
'1.3'
ipdb> self.versions.keys()
dict_keys(['1.1draft', '1.2draft'])
</code></pre>