pip install -r phosa.req

(phosa) [jalal@goku jalal]$ pip install -r /scratch3/research/code/phosa-dawnlight/phosa.req
Collecting absl-py==0.12.0
  Using cached absl_py-0.12.0-py3-none-any.whl (129 kB)
Collecting backcall==0.2.0
  Using cached backcall-0.2.0-py2.py3-none-any.whl (11 kB)
Collecting blessings==1.7
  Using cached blessings-1.7-py3-none-any.whl (18 kB)
Collecting cachetools==4.2.1
  Using cached cachetools-4.2.1-py3-none-any.whl (12 kB)
Collecting certifi==2020.12.5
  Using cached certifi-2020.12.5-py2.py3-none-any.whl (147 kB)
Collecting chardet==4.0.0
  Using cached chardet-4.0.0-py2.py3-none-any.whl (178 kB)
Collecting chumpy==0.70
  Using cached chumpy-0.70.tar.gz (50 kB)
Collecting cloudpickle==1.6.0
  Using cached cloudpickle-1.6.0-py3-none-any.whl (23 kB)
Collecting cycler==0.10.0
  Using cached cycler-0.10.0-py2.py3-none-any.whl (6.5 kB)
Collecting Cython==0.29.22
  Using cached Cython-0.29.22-cp38-cp38-manylinux1_x86_64.whl (1.9 MB)
Collecting decorator==4.4.2
  Using cached decorator-4.4.2-py2.py3-none-any.whl (9.2 kB)
ERROR: Could not find a version that satisfies the requirement detectron2==0.2 (from -r /scratch3/research/code/phosa-dawnlight/phosa.req (line 12)) (from versions: none)
ERROR: No matching distribution found for detectron2==0.2 (from -r /scratch3/research/code/phosa-dawnlight/phosa.req (line 12))
WARNING: You are using pip version 20.1.1; however, version 21.1.1 is available.
You should consider upgrading via the '/research/jalal/venv/phosa/bin/python3.8 -m pip install --upgrade pip' command.