Installing pylint...
Adding pylint to Pipfile's [dev-packages]...
✔ Installation Succeeded
Pipfile.lock (1edbb5) out of date, updating to (41acd4)...
Locking [dev-packages] dependencies...
✔ Success!
Locking [packages] dependencies...
✘ Locking Failed!
Traceback (most recent call last):
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/resolver.py", line 126, in <module>
    main()
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/resolver.py", line 119, in main
    parsed.requirements_dir, parsed.packages)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/resolver.py", line 85, in _main
    requirements_dir=requirements_dir,
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/resolver.py", line 69, in resolve
    req_dir=requirements_dir
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/utils.py", line 726, in resolve_deps
    req_dir=req_dir,
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/utils.py", line 480, in actually_resolve_deps
    resolved_tree = resolver.resolve()
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/utils.py", line 385, in resolve
    results = self.resolver.resolve(max_rounds=environments.PIPENV_MAX_ROUNDS)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/resolver.py", line 102, in resolve
    has_changed, best_matches = self._resolve_one_round()
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/resolver.py", line 206, in _resolve_one_round
    for dep in self._iter_dependencies(best_match):
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/resolver.py", line 301, in _iter_dependencies
    dependencies = self.repository.get_dependencies(ireq)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/repositories/pypi.py", line 234, in get_dependencies
    legacy_results = self.get_legacy_dependencies(ireq)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/repositories/pypi.py", line 426, in get_legacy_dependencies
    results, ireq = self.resolve_reqs(download_dir, ireq, wheel_cache)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/repositories/pypi.py", line 297, in resolve_reqs
    results = resolver._resolve_one(reqset, ireq)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/notpip/_internal/resolve.py", line 274, in _resolve_one
    self.requires_python = check_dist_requires_python(dist, absorb=False)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/notpip/_internal/utils/packaging.py", line 62, in check_dist_requires_python
    '.'.join(map(str, sys.version_info[:3])),)
pipenv.patched.notpip._internal.exceptions.UnsupportedPythonVersion: Django requires Python '>=3.5' but the running Python is 2.7.17
File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/resolver.py", line 126, in <module>
    main()
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/resolver.py", line 119, in main
    parsed.requirements_dir, parsed.packages)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/resolver.py", line 85, in _main
    requirements_dir=requirements_dir,
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/resolver.py", line 69, in resolve
    req_dir=requirements_dir
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/utils.py", line 726, in resolve_deps
    req_dir=req_dir,
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/utils.py", line 480, in actually_resolve_deps
    resolved_tree = resolver.resolve()
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/utils.py", line 385, in resolve
    results = self.resolver.resolve(max_rounds=environments.PIPENV_MAX_ROUNDS)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/resolver.py", line 102, in resolve
    has_changed, best_matches = self._resolve_one_round()
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/resolver.py", line 206, in _resolve_one_round
    for dep in self._iter_dependencies(best_match):
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/resolver.py", line 301, in _iter_dependencies
    dependencies = self.repository.get_dependencies(ireq)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/repositories/pypi.py", line 234, in get_dependencies
    legacy_results = self.get_legacy_dependencies(ireq)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/repositories/pypi.py", line 426, in get_legacy_dependencies
    results, ireq = self.resolve_reqs(download_dir, ireq, wheel_cache)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/piptools/repositories/pypi.py", line 297, in resolve_reqs
    results = resolver._resolve_one(reqset, ireq)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/notpip/_internal/resolve.py", line 274, in _resolve_one
    self.requires_python = check_dist_requires_python(dist, absorb=False)
  File "/home/sanvit/.local/lib/python2.7/site-packages/pipenv/patched/notpip/_internal/utils/packaging.py", line 62, in check_dist_requires_python
    '.'.join(map(str, sys.version_info[:3])),)
pipenv.patched.notpip._internal.exceptions.UnsupportedPythonVersion: Django requires Python '>=3.5' but the running Python is 2.7.17