How to set each first unique multi-index to 0 and calculate values for the others
Based on the following sample data, the following data frame is built:
Based on the following sample data, the following data frame is built:
What are the most common pandas ways to select/filter rows of a dataframe whose index is a MultiIndex?
I’m starting with input data like this
Suppose I have a nested dictionary ‘user_dict’ with structure:
I have the following pandas dataframe:
I have a dataframe, grouped
, with multiindex columns as below:
Say I have a dictionary that looks like this:
I have a multi-index data frame with columns ‘A’ and ‘B’.
Code example:
I have DataFrame with MultiIndex columns that looks like this: