仅将文本文件中的特定行添加到字典中

import re

def add_specific_lines_to_dict(file_path, specific_line_prefix):
    specific_lines_dict = {}
    line_number = 1

    with open(file_path, 'r') as file:
        for line in file:
            line = line.strip()
            if line.startswith(specific_line_prefix):
                specific_lines_dict[line_number] = line
            line_number += 1

    return specific_lines_dict

file_path = "example.txt"
specific_line_prefix = "特定行"

result_dict = add_specific_lines_to_dict(file_path, specific_line_prefix)
print(result_dict)