统计字符串"<1“在列中的出现次数

def count_occurrences(column):
    count = 0
    for value in column:
        if "<1" in str(value):
            count += 1
    return count

# 示例数据
column = ["<1", "2", "3", "<1", "4", "<1"]

# 统计出现次数
occurrences = count_occurrences(column)
print("字符串\"<1\"在列中的出现次数为:", occurrences)

字符串"<1"在列中的出现次数为: 3