使用Pyecharts的时候运行不出html文件

Traceback (most recent call last):
  File "demo.py", line 11, in <module>
    bar.render()
  File "/usr/local/lib/python3.6/site-packages/pyecharts/charts/base.py", line 65, in render
    return engine.render(self, path, template_name, env, **kwargs)
  File "/usr/local/lib/python3.6/site-packages/pyecharts/render/engine.py", line 72, in render
    template_name=template_name, chart=chart, path=path, **kwargs
  File "/usr/local/lib/python3.6/site-packages/pyecharts/render/engine.py", line 51, in render_chart_to_file
    tpl = self.env.get_template(template_name)
  File "/usr/local/lib/python3.6/site-packages/jinja2/environment.py", line 997, in get_template
    return self._load_template(name, globals)
  File "/usr/local/lib/python3.6/site-packages/jinja2/environment.py", line 958, in _load_template
    template = self.loader.load(self, name, self.make_globals(globals))
  File "/usr/local/lib/python3.6/site-packages/jinja2/loaders.py", line 137, in load
    code = environment.compile(source, name, filename)
  File "/usr/local/lib/python3.6/site-packages/jinja2/environment.py", line 749, in compile
    source = self._parse(source, name, filename)
  File "/usr/local/lib/python3.6/site-packages/jinja2/environment.py", line 606, in _parse
    return Parser(self, source, name, filename).parse()
  File "/usr/local/lib/python3.6/site-packages/jinja2/parser.py", line 1038, in parse
    result = nodes.Template(self.subparse(), lineno=1)
  File "/usr/local/lib/python3.6/site-packages/jinja2/parser.py", line 1021, in subparse
    rv = self.parse_statement()
  File "/usr/local/lib/python3.6/site-packages/jinja2/parser.py", line 175, in parse_statement
    return f()  # type: ignore
  File "/usr/local/lib/python3.6/site-packages/jinja2/parser.py", line 355, in parse_import
    node.template = self.parse_expression()
  File "/usr/local/lib/python3.6/site-packages/jinja2/parser.py", line 523, in parse_expression
    return self.parse_condexpr()
  File "/usr/local/lib/python3.6/site-packages/jinja2/parser.py", line 528, in parse_condexpr
    expr1 = self.parse_or()
  File "/usr/local/lib/python3.6/site-packages/jinja2/parser.py", line 543, in parse_or
    left = self.parse_and()
  File "/usr/local/lib/python3.6/site-packages/jinja2/parser.py", line 552, in parse_and
    left = self.parse_not()
  File "/usr/local/lib/python3.6/site-packages/jinja2/parser.py", line 560, in parse_not
    if self.stream.current.test("name:not"):
AttributeError: 'Token' object has no attribute 'test'
 

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python版本和pyecharts版本不匹配，更新python版本.