import csv

dis = {}
str = set([])

with open('./assets/yikang.csv', encoding='utf-8') as f:
    f_csv = csv.reader(f)
    header = next(f_csv) # 获取当前指针指向的列并使指针下移一步

    # 遍历剩下的文件
    for row in f_csv:
        str.add(row[4])
        if (row[1] != ''):
            url = row[1]

            dis[url] = str
            str = set([])
    dis[url] = str

for (k, v) in dis.items():
    print(k ,v)