The pandas backend for datar.
pip install -U datar-pandas
# or
pip install -U datar[pandas]
from datar import f
# Without the backend: NotImplementedByCurrentBackendError
from datar.data import iris
from datar.dplyr import mutate
# Without the backend: NotImplementedByCurrentBackendError
iris >> mutate(sepal_ratio = f.Sepal_Width / f.Sepal_Length)