How to convert string in Pandas Series to lower case?

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Hi. I am new to Python and I have a Pandas Series that consists of both uppercase and lowercase. I want to convert all the strings to lowercase so that I can use it in the next function. So, how can I convert the strings into lowercase strings?
May 13 in Python by Jana'n
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Suppose you have the series stored in series_1 object, then to convert the strings in this series to lowercase, you will have to do something like this:

series_1.str.lower()
answered May 13 by Raj

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