Как добавить столбцы Panda с помощью цикла
import pandas as pd
import glob
f_list = glob.glob("C:\\Users\\*.xlsx")
#list comprehension
all_data = [pd.read_excel(f) for f in f_list]
#same like loops solution
all_data = []
for f in f_list:
df = pd.read_excel(f)
all_data.append(df)
df = pd.concat(all_data, axis=1)
Hutch Polecat