Resolved: how to plot pie chart using data in pandas

Question:

Hi everyone,
I’m relatively new to python. I want to plot a pie chart for department, i.e., how many percent of the employees coming from Sales & Marketing, Operations, Technology, etc…
I’m not sure how to count the total number of employees from respective department first then only fit the data into the pie chart. Any help will be greatly appreciated!

Answer:

You can use pandas.Series.value_counts with pandas.Series.plot.pie:
Output:

If you have better answer, please add a comment about this, thank you!