how to determine loading time python tqdm code example

Example 1: using tqdm in for loop

from tqdm import tqdm_notebook as tqdm
tqdm().pandas()
for x in tqdm(my_list):
    # do something with x

Example 2: tqdm command that works both in notebook and lab

#for jupyter lab, in anaconda prompt:
conda install nodejs
jupyter labextension list
conda list widget

pip install ipywidgets 
jupyter nbextension enable --py widgetsnbextension
jupyter labextension install @jupyter-widgets/jupyterlab-manager

#In Jupyter Lab Notebook:
from tqdm.auto import tqdm, trange