Python count number of occurrence of a value in a dataframe column

This video explains
Python count number of occurrence of a value in a dataframe column

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Full question
https://stackoverflow.com/questions/5925...

Question links:
[image]: https://i.stack.imgur.com/jodV8.png
[image]: https://i.stack.imgur.com/Us1kU.png

Answer 1 links:
[unstack]: https://pandas.pydata.org/pandas-docs/st...

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Chapters
00:00 Question
00:40 Accepted answer
00:59 Answer 2
01:20 Thank you

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Tags
#python #pandas