Python jupyter notebook

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Python

I'm using jupyter notebook and I wrote

from geoband.API import *
import pandas as pd

but there's a error message like this.
ModuleNotFoundError: No module named 'geoband'
No module named 'pandas.io.sas'

I want to know to solve this problem.

What I have tried:

I don't know what to do with the 1st question and I wrote like this to solve the 2nd problem on the command.

pip install pandas

but it doesn't work.