import os
import re

def strip_quotes(s):
    """去掉首尾的引号"""
    s = s.strip()
    if len(s) >= 2 and s[0] == s[-1] and s[0] in ('"', "'"):
        return s[1:-1]
    return s

# 测试用例
test_cases = [
    ('"D:\\桌面\\server-icon.png">d:/桌面/源码/1.bmp', 'test'),
    ('D:\\桌面\\server-icon.png>.jpg', 'test'),
    ('"D:\\桌面\\server-icon.png">.jpg', 'test'),
]

for image_arg, text in test_cases:
    print(f'原始输入: {image_arg!r}')

    # 第一步：去引号
    image_arg = strip_quotes(image_arg)
    text = strip_quotes(text)
    print(f'  去引号后: {image_arg!r}')

    # 第二步：分割 >
    output_spec = None
    if '>' in image_arg:
        parts = image_arg.rsplit('>', 1)
        image_arg = parts[0].strip()
        output_spec = parts[1].strip()
    else:
        image_arg = image_arg.strip()

    # 第三步：再次去引号（关键修复）
    image_arg = strip_quotes(image_arg)

    print(f'  最终 input_path: {image_arg!r}')
    print(f'  文件存在: {os.path.isfile(image_arg)}')
    print(f'  output_spec: {output_spec!r}')
    print()