import csv

"""
Leer CSV  -   csv.reader(archivo.csv)
"""
with open('ejm.csv', 'r') as csv_arch:
    reader = csv.reader(csv_arch)
    for row in reader:
        #print('\t'.ljust(2).join(row))
        print('{0:8}\t{1:8}\t{2:8}\t{3:8}'.format(*row))
        #print('{0:8}\t{1:8}\t{2:8}\t{3:8}'.format(row[0], row[1], row[2], row[3]

    #print('\n', help(row)) # las filas son listas

"""
Escribir CSV  -   csv.writer(arch.csv).writerow(['elementos','a','escribir'])
"""
with open('ejm.csv', 'a') as csv_arch:
    writer = csv.writer(csv_arch)
    writer.writerow(['Elvira', 'Zápáté', '34467845', 'lervielpare@zumail.zen'])