opened_file = open('AppleStore.csv')
from csv import reader
read_file = reader(opened_file)
apps_data = list(read_file)

def extract(column_index):
    column_values = []
    for col in apps_data[1:]:
        values = col[column_index]
        column_values.append(values)
    return column_values

genres = extract(11)
print(genres)