低魅力约会描述

import pandas as pd

url = 'https://liangdaima.com/static/data/ds/speed_date.csv'
df = pd.read_csv(url)
low_charisma = df[df['charisma'] == 'Low']
mean_val = low_charisma['date'].mean()
std_val = low_charisma['date'].std()
print(f'{mean_val:.2f},{std_val:.2f}')