Can sub-columns be created in a pandas data frame?

Question

Data frame

I am working with a data frame in Jupyter Notebooks and I am having some difficulty with it. The data frame consists of locations and these are represented by

Answer 1

You can read an Excel file with 2 headers (2 levels of columns).

   df = pd.read_excel(
        sourceFilePath,
        index_col = [0],
        header = [0, 1]
    )

You can reshape your df like this in order to keep just 1 header (its easier to work with only 1 header):

df = df.stack([0,1], dropna=False).to_frame('Valeur').reset_index()