Issue of using j2cli(python 2.6.6)

[Alex]

Python 2.6.6 (r266:84292, Jun 20 2019, 05:50:01)
[GCC 4.4.7 20120313 (Red Hat 4.4.7-23)] on linux2
j2cli==0.3.10
Jinja2==2.11.1
jinja2-cli==0.7.0

import j2cli
Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/usr/lib/python2.6/site-packages/j2cli/__init__.py", line 8, in <module> __version__ = pkg_resources.get_distribution('j2cli').version File "/usr/lib/python2.6/site-packages/pkg_resources.py", line 292, in get_distribution if isinstance(dist,Requirement): dist = get_provider(dist) File "/usr/lib/python2.6/site-packages/pkg_resources.py", line 176, in get_provider return working_set.find(moduleOrReq) or require(str(moduleOrReq))[0] File "/usr/lib/python2.6/site-packages/pkg_resources.py", line 648, in require needed = self.resolve(parse_requirements(requirements)) File "/usr/lib/python2.6/site-packages/pkg_resources.py", line 546, in resolve raise DistributionNotFound(req) pkg_resources.DistributionNotFound: j2cli