import pandas as pd
df = pd.read_csv('music_log.csv')
genre_fight = df.loc[:, ['genre', 'Artist']]
genre_pop = genre_fight.loc[genre_fight['genre'] == 'pop']['genre'].count()
genre_rock = genre_fight[df['genre'] == 'rock']['genre'].count()
print('Число прослушанных треков в жанре рок равно', genre_rock)