I am still a beginner in Python. I use Jupyter Notebook and want to import XlsxWriter, but it doesnt seem to work. This is what I do in the Notebook which i usually open through the pycharm terminal: import numpy as np import pandas as pd import sys !{sys.executable} -m pip install --user XlsxWriter import XlsxWriter However i get the following error message: Requirement already satisfied: XlsxWriter in c:\users\rober\appdata\local\programs\python\python310\lib\site-packages (3.0.3) --------------------------------------------------------------------------- ModuleNotFoundError Traceback (most recent call last) Input In [8], in <cell line: 6>() 3 import sys 4 get_ipython().system('{sys.executable} -m pip install --user XlsxWriter') ----> 6 import XlsxWriter ModuleNotFoundError: No module named 'XlsxWriter' Does anyone have an idea what is the problem here? A simple Script using XlsxWriter in PyCharm works perfectly fine. Continue reading...