txt文件中的字符出现

def count_characters(file_path):
    # 打开文件
    with open(file_path, 'r') as file:
        # 初始化字典
        char_count = {}
        # 逐行读取文件内容
        for line in file:
            # 遍历每个字符
            for char in line:
                # 判断字符是否已经在字典中存在
                if char in char_count:
                    # 字符已存在，出现次数加1
                    char_count[char] += 1
                else:
                    # 字符不存在，添加到字典并初始化出现次数为1
                    char_count[char] = 1
    # 输出统计结果
    for char, count in char_count.items():
        print(f"字符 '{char}' 出现了 {count} 次")

# 调用函数统计字符出现次数
count_characters('example.txt')