C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\pydub\utils.py:170: RuntimeWarning: Couldn't find ffmpeg or avconv - defaulting to ffmpeg, but may not work warn("Couldn't find ffmpeg or avconv - defaulting to ffmpeg, but may not work", RuntimeWarning)

时间: 2023-07-24 20:14:26 浏览: 347
这是一个运行时警告,提示找不到 ffmpeg 或 avconv。pydub 是一个用于处理音频文件的库,它需要依赖 ffmpeg 或 avconv 来进行音频转换和处理操作。 默认情况下,pydub 会尝试使用 ffmpeg 进行操作,但如果系统中没有安装 ffmpeg 或者 avconv,就会出现这个警告。尽管警告显示可能无法正常工作,但实际上 pydub 在没有 ffmpeg 或 avconv 的情况下也可以正常使用一些基本的功能。 为了解决这个问题,你可以安装 ffmpeg 或 avconv 并确保其在系统的环境变量中可用。或者,你也可以尝试通过指定 pydub 使用的转换器来解决这个问题,具体方法如下: ```python from pydub import AudioSegment AudioSegment.ffmpeg = "path/to/ffmpeg" ``` 将 "path/to/ffmpeg" 替换为你系统中 ffmpeg 可执行文件的路径。 希望这可以帮助到你!如果还有其他问题,请随时提问。
相关问题

C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\pydub\utils.py:170: RuntimeWarning: Couldn't find ffmpeg or avconv - defaulting to ffmpeg, but may not work warn("Couldn't find ffmpeg or avconv - defaulting to ffmpeg, but may not work", RuntimeWarning) C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\pydub\utils.py:184: RuntimeWarning: Couldn't find ffplay or avplay - defaulting to ffplay, but may not work warn("Couldn't find ffplay or avplay - defaulting to ffplay, but may not work", RuntimeWarning) Traceback (most recent call last): File "D:\桌面\test\location.py", line 28, in <module> play(audio) File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\pydub\playback.py", line 71, in play _play_with_ffplay(audio_segment) File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\pydub\playback.py", line 15, in _play_with_ffplay seg.export(f.name, "wav") File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\pydub\audio_segment.py", line 867, in export out_f, _ = _fd_or_path_or_tempfile(out_f, 'wb+') ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\pydub\utils.py", line 60, in _fd_or_path_or_tempfile fd = open(fd, mode=mode) ^^^^^^^^^^^^^^^^^^^ PermissionError: [Errno 13] Permission denied: 'C:\\Users\\ADMINI~1\\AppData\\Local\\Temp\\tmpg196jawm.wav'

根据错误信息,看起来是因为没有找到ffmpeg或avconv以及ffplay或avplay。这些工具是pydub库所需的外部依赖项,用于处理音频文件和播放音频。 要解决这个问题,你可以尝试安装ffmpeg并确保它在系统的PATH环境变量中。你可以从ffmpeg官方网站(https://ffmpeg.org/)下载适用于你的操作系统的二进制文件,并按照说明进行安装。 另外,你还可以尝试使用其他播放器,例如VLC媒体播放器,来替代ffplay。确保将播放器的可执行文件路径添加到系统的PATH环境变量中。 最后,还要确保你的代码具有适当的文件系统权限。请确保你有权限在'C:\Users\Administrator\AppData\Local\Temp\'目录下创建临时文件,并且不会被拒绝访问。 如果你已经安装了ffmpeg和其他播放器,并且仍然遇到权限错误,请确保以管理员身份运行你的Python脚本。 希望这些信息对你有帮助!如果你有任何其他问题,请随时提问。

File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\transformers\feature_extraction_utils.py", line 79, in __init__ self.convert_to_tensors(tensor_type=tensor_type) File "C:\Users\Administrator\AppData\Local\Programs\Python\Python311\Lib\site-packages\transformers\feature_extraction_utils.py", line 199, in convert_to_tensors raise ValueError( ValueError: Unable to create tensor, you should probably activate padding with 'padding=True' to have batched tensors with the same length.

<think>嗯,用户在使用transformers库时遇到了一个ValueError,错误信息是“unable to create tensor padding True in transformers feature_extraction_utils”。我需要先理解这个错误的原因,然后给出解决方案。 首先,用户提到在特征提取工具中创建张量时出现问题,特别是关于padding参数设为True的情况。可能的原因包括数据类型不匹配、输入数据格式不正确、或者padding配置有误。 回想一下,transformers库中的特征提取工具,比如AutoFeatureExtractor,在处理数据时通常需要将输入数据转换为模型所需的张量格式。padding参数用于填充序列到相同长度,但设置为True可能需要特定的设置。例如,某些情况下可能需要指定padding的具体方式,比如max_length,或者检查输入数据是否包含无法转换为张量的元素。 另外,参考用户提供的引用[^1]中的例子,不同的浮点类型(如float16、bfloat16)在处理大数值时可能会有溢出问题,比如转换为float16时可能导致inf。这可能与输入数据中的某些值超出模型所能处理的范围有关。例如,如果输入数据中存在非常大的数值,转换为低精度类型时可能会出现问题,从而导致创建张量失败。 接下来,我应该分步骤分析可能的原因和解决方法: 1. **检查输入数据格式**:确保输入数据是数值类型,并且没有非数字或特殊字符。例如,字符串或None值可能导致转换失败。 2. **验证数据范围**:检查输入数据中的数值是否在模型支持的范围内。例如,使用float16时,数值过大可能导致溢出,如引用中的例子所示。 3. **调整padding参数**:将padding参数设为True可能需要补充其他参数,比如设置padding='max_length'并指定max_length,或者使用padding='longest'。此外,检查是否应该使用padding='do_not_pad',尽管这可能与模型需求不符。 4. **数据类型转换**:确保输入数据转换为正确的数据类型,如float32而不是float16或bfloat16,以避免精度问题。例如,在引用中,将数值转换为float16会导致溢出,而bfloat16则能处理更大的数值。 5. **更新库版本**:确认transformers和torch库是否为最新版本,以避免已知的bug。 6. **错误处理与调试**:添加异常捕获代码,打印出具体错误信息,以便定位问题所在的行或数据。 可能的解决步骤包括修改padding参数的具体配置,检查输入数据的有效性和范围,调整数据类型,以及更新库版本。此外,用户可能需要处理输入数据中的异常值,例如使用归一化或截断来处理过大或过小的数值。 总结下来,应该建议用户逐步检查这些方面,并提供代码示例来演示正确的使用方法,同时参考引用中的数据类型处理问题,强调数据范围和类型的重要性。</think>在处理transformers库时出现`ValueError: unable to create tensor padding True`错误,通常与数据预处理或模型输入格式不匹配有关。以下是逐步解决方案: --- ### **1. 检查输入数据格式** - **问题根源**:输入数据可能包含非数值类型(如字符串、`None`值)或维度不匹配。 - **解决方法**: 1. 确保输入数据是数值类型(如列表、NumPy数组或PyTorch张量)。 2. 使用`try-except`块定位具体错误位置: ```python from transformers import AutoFeatureExtractor try: feature_extractor = AutoFeatureExtractor.from_pretrained("模型名称") inputs = feature_extractor(your_data, padding=True, return_tensors="pt") except Exception as e: print(f"错误发生在:{e}") ``` --- ### **2. 调整padding参数配置** - **问题根源**:直接设置`padding=True`可能缺少必要参数(如`max_length`)。 - **解决方法**: - **明确指定填充方式**: ```python # 方法1:填充到模型最大长度 inputs = feature_extractor(your_data, padding="max_length", max_length=512, return_tensors="pt") # 方法2:填充到批次中最长序列 inputs = feature_extractor(your_data, padding="longest", return_tensors="pt") ``` - 如果不需要填充,设置`padding=False`。 --- ### **3. 验证数值范围与数据类型** - **问题根源**:输入数据可能包含超出张量表示范围的数值(如`float16`溢出)[^1]。 - **解决方法**: 1. 检查输入数据范围: ```python import torch print("最大值:", torch.max(your_data), "最小值:", torch.min(your_data)) ``` 2. 强制转换数据类型: ```python inputs = feature_extractor(your_data, padding=True, return_tensors="pt").to(torch.float32) ``` --- ### **4. 更新库版本** - **问题根源**:旧版库可能存在兼容性问题。 - **解决方法**: ```bash pip install --upgrade transformers torch ``` --- ### **5. 示例代码** ```python from transformers import AutoFeatureExtractor import numpy as np # 生成示例数据(确保数值范围合理) audio_data = np.random.rand(16000).astype(np.float32) # 假设为音频波形数据 # 初始化特征提取器 feature_extractor = AutoFeatureExtractor.from_pretrained("facebook/wav2vec2-base-960h") # 处理数据并捕获错误 try: inputs = feature_extractor( audio_data, padding="max_length", # 明确填充策略 max_length=16000, return_tensors="pt" ) except ValueError as e: print(f"错误详情:{e}") ``` ---
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C:\Users\Administrator\AppData\Local\Programs\Python\Python312\python.exe E:\disk\python学习\模型训练.py 2025-05-11 16:15:00.258168: I tensorflow/core/util/port.cc:153] oneDNN custom operations are on. You may see slightly different numerical results due to floating-point round-off errors from different computation orders. To turn them off, set the environment variable TF_ENABLE_ONEDNN_OPTS=0. 2025-05-11 16:15:00.943300: I tensorflow/core/util/port.cc:153] oneDNN custom operations are on. You may see slightly different numerical results due to floating-point round-off errors from different computation orders. To turn them off, set the environment variable TF_ENABLE_ONEDNN_OPTS=0. 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PS D:\【Python学习代码】\2024游戏> pip install numpy==1.21.0 Collecting numpy==1.21.0 Downloading numpy-1.21.0.zip (10.3 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 10.3/10.3 MB 9.6 MB/s eta 0:00:00 Installing build dependencies ... done Getting requirements to build wheel ... done ERROR: Exception: Traceback (most recent call last): File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\cli\base_command.py", line 105, in _run_wrapper status = _inner_run() File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\cli\base_command.py", line 96, in _inner_run return self.run(options, args) ~~~~~~~~^^^^^^^^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\cli\req_command.py", line 68, in wrapper return func(self, options, args) File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\commands\install.py", line 387, in run requirement_set = resolver.resolve( reqs, check_supported_wheels=not options.target_dir ) File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\resolution\resolvelib\resolver.py", line 96, in resolve result = self._result = resolver.resolve( ~~~~~~~~~~~~~~~~^ collected.requirements, max_rounds=limit_how_complex_resolution_can_be ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ) ^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_vendor\resolvelib\resolvers\resolution.py", line 515, in resolve state = resolution.resolve(requirements, max_rounds=max_rounds) File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_vendor\resolvelib\resolvers\resolution.py", line 388, in resolve self._add_to_criteria(self.state.criteria, r, parent=None) ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_vendor\resolvelib\resolvers\resolution.py", line 141, in _add_to_criteria if not criterion.candidates: ^^^^^^^^^^^^^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_vendor\resolvelib\structs.py", line 194, in __bool__ return bool(self._sequence) File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 163, in __bool__ self._bool = any(self) ~~~^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 147, in <genexpr> return (c for c in iterator if id(c) not in self._incompatible_ids) ^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\resolution\resolvelib\found_candidates.py", line 37, in _iter_built candidate = func() File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\resolution\resolvelib\factory.py", line 187, in _make_candidate_from_link base: Optional[BaseCandidate] = self._make_base_candidate_from_link( ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ link, template, name, version ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ) ^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\resolution\resolvelib\factory.py", line 233, in _make_base_candidate_from_link self._link_candidate_cache[link] = LinkCandidate( ~~~~~~~~~~~~~^ link, ^^^^^ ...<3 lines>... version=version, ^^^^^^^^^^^^^^^^ ) ^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\resolution\resolvelib\candidates.py", line 306, in __init__ super().__init__( ~~~~~~~~~~~~~~~~^ link=link, ^^^^^^^^^^ ...<4 lines>... version=version, ^^^^^^^^^^^^^^^^ ) ^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\resolution\resolvelib\candidates.py", line 159, in __init__ self.dist = self._prepare() ~~~~~~~~~~~~~^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\resolution\resolvelib\candidates.py", line 236, in _prepare dist = self._prepare_distribution() File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\resolution\resolvelib\candidates.py", line 317, in _prepare_distribution return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\operations\prepare.py", line 532, in prepare_linked_requirement return self._prepare_linked_requirement(req, parallel_builds) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\operations\prepare.py", line 647, in _prepare_linked_requirement dist = _get_prepared_distribution( req, ...<3 lines>... self.check_build_deps, ) File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\operations\prepare.py", line 71, in _get_prepared_distribution abstract_dist.prepare_distribution_metadata( ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ finder, build_isolation, check_build_deps ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ) ^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\distributions\sdist.py", line 56, in prepare_distribution_metadata self._install_build_reqs(finder) ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\distributions\sdist.py", line 126, in _install_build_reqs build_reqs = self._get_build_requires_wheel() File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\distributions\sdist.py", line 103, in _get_build_requires_wheel return backend.get_requires_for_build_wheel() File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_internal\utils\misc.py", line 702, in get_requires_for_build_wheel return super().get_requires_for_build_wheel(config_settings=cs) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_vendor\pyproject_hooks\_impl.py", line 196, in get_requires_for_build_wheel return self._call_hook( ~~~~~~~~~~~~~~~^ "get_requires_for_build_wheel", {"config_settings": config_settings} ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ) ^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\pip\_vendor\pyproject_hooks\_impl.py", line 402, in _call_hook raise BackendUnavailable( ...<4 lines>... ) pip._vendor.pyproject_hooks._impl.BackendUnavailable: Cannot import 'setuptools.build_meta' PS D:\【Python学习代码】\2024游戏>

Traceback (most recent call last): File "G:\SAU\upload_video_to_tiktok.py", line 30, in <module> asyncio.run(app.main(), debug=False) ~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\asyncio\runners.py", line 194, in run return runner.run(main) ~~~~~~~~~~^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\asyncio\runners.py", line 118, in run return self._loop.run_until_complete(task) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\asyncio\base_events.py", line 720, in run_until_complete return future.result() ~~~~~~~~~~~~~^^ File "G:\SAU\uploader\tk_uploader\main_chrome.py", line 298, in main await self.upload(playwright) File "G:\SAU\uploader\tk_uploader\main_chrome.py", line 149, in upload browser = await playwright.chromium.launch(headless=False, executable_path=self.local_executable_path) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\playwright\async_api\_generated.py", line 14451, in launch await self._impl_obj.launch( ...<17 lines>... ) File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\playwright\_impl\_browser_type.py", line 97, in launch Browser, from_channel(await self._channel.send("launch", params)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\playwright\_impl\_connection.py", line 61, in send return await self._connection.wrap_api_call( ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...<2 lines>... ) ^ File "C:\Users\Administrator\AppData\Local\Programs\Python\Python313\Lib\site-packages\playwright\_impl\_connection.py", line 528, in wrap_api_call raise rewrite_error(error, f"{parsed_st['apiName']}: {error}") from None playwright._impl._errors.Error: BrowserType.launch: Failed to launch: Error: spawn . ENOENT Call log: - <launching> . --disable-field-trial-config --disable-background-networking --disable-background-timer-throttling --disable-backgrounding-occluded-windows --disable-back-forward-cache --disable-breakpad --disable-client-side-phishing-detection --disable-component-extensions-with-background-pages --disable-component-update --no-default-browser-check --disable-default-apps --disable-dev-shm-usage --disable-extensions --disable-features=AcceptCHFrame,AutoExpandDetailsElement,AvoidUnnecessaryBeforeUnloadCheckSync,CertificateTransparencyComponentUpdater,DeferRendererTasksAfterInput,DestroyProfileOnBrowserClose,DialMediaRouteProvider,ExtensionManifestV2Disabled,GlobalMediaControls,HttpsUpgrades,ImprovedCookieControls,LazyFrameLoading,LensOverlay,MediaRouter,PaintHolding,ThirdPartyStoragePartitioning,Translate --allow-pre-commit-input --disable-hang-monitor --disable-ipc-flooding-protection --disable-popup-blocking --disable-prompt-on-repost --disable-renderer-backgrounding --force-color-profile=srgb --metrics-recording-only --no-first-run --enable-automation --password-store=basic --use-mock-keychain --no-service-autorun --export-tagged-pdf --disable-search-engine-choice-screen --unsafely-disable-devtools-self-xss-warnings --no-sandbox --user-data-dir=C:\Users\Administrator\AppData\Local\Temp\playwright_chromiumdev_profile-UBuVJ1 --remote-debugging-pipe --no-startup-window - [pid=N/A] starting temporary directories cleanup - [pid=N/A] finished temporary directories cleanup

C:\Users\Administrator\Desktop\yun_layout\.venv\Scripts\python.exe C:\Users\Administrator\Desktop\yun_layout\blue\blue_server.py Traceback (most recent call last): File "C:\Users\Administrator\Desktop\yun_layout\blue\blue_server.py", line 39, in <module> main() File "C:\Users\Administrator\Desktop\yun_layout\blue\blue_server.py", line 28, in main app = loop.run_until_complete(init_app()) File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\asyncio\base_events.py", line 616, in run_until_complete return future.result() File "C:\Users\Administrator\Desktop\yun_layout\blue\app.py", line 72, in init_app init_config(app, config=config) File "C:\Users\Administrator\Desktop\yun_layout\blue\utils\common.py", line 82, in init_config get_config(config or ['-c', DEFAULT_CONFIG_PATH.as_posix()]) File "C:\Users\Administrator\Desktop\yun_layout\blue\utils\common.py", line 72, in get_config return commandline.config_from_options(options, CONFIG_TRAFARET) File "C:\Users\Administrator\Desktop\yun_layout\.venv\lib\site-packages\trafaret_config\commandline.py", line 29, in config_from_options config = simple.read_and_validate(options.config, trafaret, vars=vars) File "C:\Users\Administrator\Desktop\yun_layout\.venv\lib\site-packages\trafaret_config\simple.py", line 152, in read_and_validate return _validate_input(input, trafaret, filename=filename, vars=vars) File "C:\Users\Administrator\Desktop\yun_layout\.venv\lib\site-packages\trafaret_config\simple.py", line 180, in _validate_input data = loader.get_single_data() File "C:\Users\Administrator\Desktop\yun_layout\.venv\lib\site-packages\yaml\constructor.py", line 49, in get_single_data node = self.get_single_node() File "yaml\\_yaml.pyx", line 668, in yaml._yaml.CParser.get_single_node File "yaml\\_yaml.pyx", line 858, in yaml._yaml.CParser._parse_next_event File "yaml\\_yaml.pyx", line 867, in yaml._yaml.input_handler 这是什么问题

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