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The c in causal stands for Cory

@coryfromphilly

Replying to

filtered_df[(flitered_df['poland'] == 1) | (filtered_df['france'] == 1)] The | is an or operator (and the & is an and operator)

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@coryfromphilly

shouldn't there be a 'loc' in there somewhere

2:44 AM · Aug 29, 2022

Replying to

good question. here’s a solid Stack answer and loc is more robust generally but both work

stackoverflow.com

Python: Pandas Series - Why use loc?

Why do we use 'loc' for pandas dataframes? it seems the following code with or without using loc both compile anr run at a simulular speed %timeit df_user1 = df.loc[df.user_id=='5561'] 100 loops,...

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Replying to

yeah .loc is best practice for reasons that don't bear getting into, but this is still the right answer