pip list
Package      Version
------------ ----------
dnspython    2.2.1
numpy        1.21.6
pip          20.1.1
pyarrow      10.0.0
pymongo      4.3.2
pymongoarrow 0.7.0.dev0
setuptools   47.1.0
$ python
Python 3.7.9 (v3.7.9:13c94747c7, Aug 15 2020, 01:31:08) 
>>> import pymongoarrow as pma
>>> from pymongoarrow.monkey import patch_all
>>> patch_all()
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/Users/shane/venv-test/lib/python3.7/site-packages/pymongoarrow/monkey.py", line 33, in patch_all
    import pymongoarrow.api as api_module
  File "/Users/shane/venv-test/lib/python3.7/site-packages/pymongoarrow/api.py", line 21, in <module>
    from pandas import DataFrame
ModuleNotFoundError: No module named 'pandas'