The 'pip==9.0.1' distribution was not found and is required by the application

sudo -h pip3 install --upgrade pip
install: unrecognized option '--upgrade'
Try 'install --help' for more information.
(lightenv) dell@Himanshu-sharma:~/Workspace/Web/lightcubeWorks/lightcube$ sudo -H pip3 install --upgrade pip
Traceback (most recent call last):
  File "/usr/local/lib/python3.5/dist-packages/pkg_resources/__init__.py", line 666, in _build_master
    ws.require(__requires__)
  File "/usr/local/lib/python3.5/dist-packages/pkg_resources/__init__.py", line 984, in require
    needed = self.resolve(parse_requirements(requirements))
  File "/usr/local/lib/python3.5/dist-packages/pkg_resources/__init__.py", line 875, in resolve
    raise VersionConflict(dist, req).with_context(dependent_req)
pkg_resources.VersionConflict: (pip 8.1.1 (/usr/lib/python3/dist-packages), Requirement.parse('pip==9.0.1'))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/bin/pip3", line 5, in <module>
    from pkg_resources import load_entry_point
  File "/usr/local/lib/python3.5/dist-packages/pkg_resources/__init__.py", line 3147, in <module>
    @_call_aside
  File "/usr/local/lib/python3.5/dist-packages/pkg_resources/__init__.py", line 3131, in _call_aside
    f(*args, **kwargs)
  File "/usr/local/lib/python3.5/dist-packages/pkg_resources/__init__.py", line 3160, in _initialize_master_working_set
    working_set = WorkingSet._build_master()
  File "/usr/local/lib/python3.5/dist-packages/pkg_resources/__init__.py", line 668, in _build_master
    return cls._build_from_requirements(__requires__)
  File "/usr/local/lib/python3.5/dist-packages/pkg_resources/__init__.py", line 681, in _build_from_requirements
    dists = ws.resolve(reqs, Environment())
  File "/usr/local/lib/python3.5/dist-packages/pkg_resources/__init__.py", line 870, in resolve
    raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The 'pip==9.0.1' distribution was not found and is required by the application

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