matplotlib
openpyxl
xlrd
pyarrow
scipy
chardet
sympy
pyyaml
pytest

[:python_version < "3.0"]
numpy

[:python_version <= "3.0"]
pandas

[:python_version > "3.0"]
numpy>=1.16.5
pandas>=1.0.1

[docs]
sphinxcontrib-napoleon>=0.7
readthedocs-sphinx-ext>=0.5.15
Sphinx>=2.0
