error showing pandas module not installed

[Nagavishnu-Jayam]

raceback (most recent call last):
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/runpy.py", line 197, in _run_module_as_main
return _run_code(code, main_globals, None,
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/runpy.py", line 87, in _run_code
exec(code, run_globals)
File "/Users/jsnagavishnusai/Downloads/k_means-master/src/run.py", line 3, in
import pandas as pd
ModuleNotFoundError: No module named 'pandas'

[Nagavishnu-Jayam]

pls help how to solve this one