# Sample requirements.txt with various version specifiers
requests>=2.28.0,<3.0.0
numpy==1.24.0
flask^2.0.0
Django~=4.0.0
pandas>=1.5.0
pytest==7.4.0
black>=23.0.0
mypy~=1.4.0
click>=8.0.0,<9.0.0
pydantic==2.0.0
