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merge multiple csv files

path = r'C:DRODCL_rawdata_files' # use your path
all_files = glob.glob(path + "/*.csv")

li = []

for filename in all_files:
    df = pd.read_csv(filename, index_col=None, header=0)
    li.append(df)

frame = pd.concat(li, axis=0, ignore_index=True)

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merge multiple csv file into a single file

merged_data = reduce(lambda  left,right: pd.merge(left,right,on=['column name'],how='outer'), (pd.read_csv(data_file) for data_file in data_files))

merged_data

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Concat csv files into one file

copy *.csv all-csv-files.csv

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merge multiple csv files

merge multiple csv file into a single file

Concat csv files into one file

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