while setting the environment i getting opencv issue

[sumanttyagi]

the error is mentioned as below :

Failed to build srtm4 gdal opencv-contrib-python
ERROR: Could not build wheels for opencv-contrib-python, which is required to install pyproject.toml-based projects

 make[2]: *** No rule to make target '/usr/local/cuda/lib64/libcudart_static.a', needed by 'lib/python3/cv2.abi3.so'.  Stop.
  CMakeFiles/Makefile2:5476: recipe for target 'modules/python3/CMakeFiles/opencv_python3.dir/all' failed
  make[1]: *** [modules/python3/CMakeFiles/opencv_python3.dir/all] Error 2
  Makefile:165: recipe for target 'all' failed
  make: *** [all] Error 2
  Traceback (most recent call last):
    File "/tmp/pip-build-env-yk7b7y8l/overlay/lib/python3.6/site-packages/skbuild/setuptools_wrap.py", line 642, in setup
      cmkr.make(make_args, install_target=cmake_install_target, env=env)
    File "/tmp/pip-build-env-yk7b7y8l/overlay/lib/python3.6/site-packages/skbuild/cmaker.py", line 679, in make
      self.make_impl(clargs=clargs, config=config, source_dir=source_dir, install_target=install_target, env=env)
    File "/tmp/pip-build-env-yk7b7y8l/overlay/lib/python3.6/site-packages/skbuild/cmaker.py", line 711, in make_impl
      "An error occurred while building with CMake.\n"

  An error occurred while building with CMake.
    Command:
      /tmp/pip-build-env-yk7b7y8l/overlay/lib/python3.6/site-packages/cmake/data/bin/cmake --build . --target install --config Release --
    Install target:
      install
    Source directory:
      /tmp/pip-install-rvke08cs/opencv-contrib-python_70b8b0e6c7f54793bff51ed5d0dbcec7
    Working directory:
      /tmp/pip-install-rvke08cs/opencv-contrib-python_70b8b0e6c7f54793bff51ed5d0dbcec7/_skbuild/linux-x86_64-3.6/cmake-build
  Please check the install target is valid and see CMake's output for more information.
  ----------------------------------------
  ERROR: Failed building wheel for opencv-contrib-python
  Building wheel for termcolor (setup.py) ... done
  Created wheel for termcolor: filename=termcolor-1.1.0-py3-none-any.whl size=4848 sha256=8794dd859b94e0731c4d9fe06c3249adf5580ba127f73290c2f5b9437ee5d752
  Stored in directory: /home/ubuntu/.cache/pip/wheels/93/2a/eb/e58dbcbc963549ee4f065ff80a59f274cc7210b6eab962acdc
  Building wheel for idna-ssl (setup.py) ... done
  Created wheel for idna-ssl: filename=idna_ssl-1.1.0-py3-none-any.whl size=3178 sha256=4493e2d95103ea5a41286e10273dadf119722831eab7d8fe0418df07675bf0ed
  Stored in directory: /home/ubuntu/.cache/pip/wheels/6a/f5/9c/f8331a854f7a8739cf0e74c13854e4dd7b1af11b04fe1dde13
Successfully built fire plyflatten utm termcolor idna-ssl
Failed to build srtm4 gdal opencv-contrib-python
ERROR: Could not build wheels for opencv-contrib-python, which is required to install pyproject.toml-based projects
Looking in links: https://download.pytorch.org/whl/torch_stable.html