import os import glob import pandas as pd os.chdir("/mydir") extension = 'csv' all_filenames = [i for i in glob.glob('*.{}'.format(extension))] #combine all files in the list combined_csv = pd.concat([pd.read_csv(f) for f in all_filenames ]) #export to csv combined_csv.to_csv( "combined_csv.csv", index=False, encoding='utf-8-sig')

pandas merge all csv in a folder

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