-r requirements.txt

beautifulsoup4==4.9.3
pytest==6.2.3
pytest-mock==3.5.1
pytest-xdist==2.2.1
requests-mock==1.8.0
freezegun==1.1.0
flake8==3.9.0
flake8-bugbear==21.4.3
flake8-print==4.0.0
pytest-profiling==1.7.0
snakeviz==2.1.0
isort==5.8.0

-r requirements.txt

beautifulsoup4==4.9.3
pytest==6.2.3
pytest-mock==3.5.1
pytest-xdist==2.2.1
requests-mock==1.8.0
freezegun==1.1.0
flake8==3.9.1
flake8-bugbear==21.4.3
flake8-print==4.0.0
pytest-profiling==1.7.0
snakeviz==2.1.0
isort==5.8.0

Update flake8 from 3.9.0 to 3.9.1
Update flake8 from 3.9.0 to 3.9.1