site-package中的metadata删除

时间: 2023-05-28 08:01:22 浏览: 86
为什么要删除site-package中的metadata呢?一般情况下,metadata是用于描述Python包的信息,比如包名、版本、作者等等。在安装Python包时,pip会利用metadata来确定包的信息。但有时我们在开发过程中可能需要更改这些信息,如果没有删除之前的metadata,可能会导致一些问题。 下面介绍两种删除site-package中metadata的方法: 方法一:手动删除 在Python安装目录下的“Lib\site-packages”中找到要删除的包的目录,进入后找到“METADATA”文件,并直接删除即可。同理,如果存在“PKG-INFO”文件以及“.egg-info”文件夹,也可以一并删除。 方法二:使用setuptools 如果你使用setuptools来打包你的Python包,那么你可以使用它提供的命令来删除metadata。假设你的包名为“mypackage”,你可以执行以下命令: ``` python setup.py egg_info ``` 执行完该命令后,会在当前目录下生成一个“mypackage.egg-info”文件夹,里面包含了metadata信息。然后,执行以下命令: ``` python setup.py egg_info -RDb "" sdist bdist_wheel ``` 该命令会重新生成metadata,但是不会包含之前的metadata信息。 注意:删除metadata可能会导致一些问题,比如其他依赖该包的程序无法正常运行。因此,在删除前请确保你知道自己在做什么,并慎重考虑后果。
相关问题

恢复site-package中的metadata

要恢复site-package中的metadata,您可以尝试以下方法: 1.使用pip修复 在终端中输入以下命令,使用pip修复损坏的site-package: ``` pip check ``` 如果检测到了任何问题,请输入以下命令尝试修复它们: ``` pip install --upgrade setuptools pip install --upgrade pip pip check ``` 2.使用easy_install重新安装 在终端中输入以下命令,使用easy_install重新安装site-package: ``` easy_install <package-name> ``` 3.手动修复 如果以上方法都不起作用,您可以手动修复metadata。步骤如下: - 找到site-package的安装路径。在终端中输入以下命令: ``` python -m site --user-site ``` 输出将显示site-package的安装路径。 - 进入要修复的package的目录中。 - 确保目录中包含__init__.py、LICENSE、README、setup.py文件。 - 确保setup.py文件包含正确的元数据(名称,版本号等)。 - 编辑/添加metadata.json文件: ``` { "name": "<package-name>", "version": "<version-number>" } ``` - 保存文件并退出。 - 清除缓存: ``` python -m pip cache purge ``` - 重新安装package: ``` pip install <package-name> ``` 以上是恢复site-package中的metadata的方法。如果您仍然无法解决问题,请考虑重新安装Python。

回复site-package中的metadata

site-package中的metadata是指Python包的元数据信息,包括包名、版本号、作者、描述、license等。这些信息通常被存储在包目录下的metadata文件中,例如在setuptools中是存储在setup.py或setup.cfg文件中。这些元数据信息对于Python包的发布和安装都是非常重要的,因为它们提供了关于包的基本信息和依赖关系的信息,同时也方便用户和开发者了解和管理包的信息。 如果您需要编辑或更新metadata,可以修改包目录下的metadata文件或者通过pip工具进行更新。一般来说,为了保证metadata的正确性和一致性,建议在发布和更新Python包时考虑仔细检查和更新metadata信息。

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nd for pyqt5== (env) [root@host-10-180-209-45 ~]# pip install pyqt5==5.15.0 -i https://pypi.douban.com/simple Looking in indexes: https://pypi.douban.com/simple Collecting pyqt5==5.15.0 Downloading https://pypi.doubanio.com/packages/8c/90/82c62bbbadcca98e8c6fa84f1a638de1ed1c89e85368241e9cc43fcbc320/PyQt5-5.15.0.tar.gz (3.3 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 3.3/3.3 MB 2.5 MB/s eta 0:00:00 Installing build dependencies ... done Getting requirements to build wheel ... done Preparing metadata (pyproject.toml) ... error error: subprocess-exited-with-error × Preparing metadata (pyproject.toml) did not run successfully. │ exit code: 1 ╰─> [22 lines of output] Traceback (most recent call last): File "/root/python/env/lib/python3.8/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 353, in <module> main() File "/root/python/env/lib/python3.8/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 335, in main json_out['return_val'] = hook(**hook_input['kwargs']) File "/root/python/env/lib/python3.8/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 152, in prepare_metadata_for_build_wheel whl_basename = backend.build_wheel(metadata_directory, config_settings) File "/tmp/pip-build-env-uzsc1n8a/overlay/lib64/python3.8/site-packages/sipbuild/api.py", line 46, in build_wheel project = AbstractProject.bootstrap('wheel', File "/tmp/pip-build-env-uzsc1n8a/overlay/lib64/python3.8/site-packages/sipbuild/abstract_project.py", line 87, in bootstrap project.setup(pyproject, tool, tool_description) File "/tmp/pip-build-env-uzsc1n8a/overlay/lib64/python3.8/site-packages/sipbuild/project.py", line 586, in setup self.apply_user_defaults(tool) File "project.py", line 62, in apply_user_defaults super().apply_user_defaults(tool) File "/tmp/pip-build-env-uzsc1n8a/overlay/lib/python3.8/site-packages/pyqtbuild/project.py", line 70, in apply_user_defaults super().apply_user_defaults(tool) File "/tmp/pip-build-env-uzsc1n8a/overlay/lib64/python3.8/site-packages/sipbuild/project.py", line 237, in apply_user_defaults self.builder.apply_user_defaults(tool) File "/tmp/pip-build-env-uzsc1n8a/overlay/lib/python3.8/site-packages/pyqtbuild/builder.py", line 69, in apply_user_defaults raise PyProjectOptionException('qmake', sipbuild.pyproject.PyProjectOptionException [end of output] note: This error originates from a subprocess, and is likely not a problem with pip. error: metadata-generation-failed × Encountered error while generating package metadata. ╰─> See above for output. note: This is an issue with the package mentioned above, not pip.

from setuptools import setup config = { 'name': 'ssms', 'version': '0.1', 'author': 'Noah Davis', 'packages': ['ssms'], 'package_dir': {'': 'src/main/python'}, 'author_email': 'noahdavis@gwu.edu', 'description': 'Perform strain measurements using computer vision.', 'entry_points': { 'console_scripts': ['ssms=ssms.cli:cli'] } } setup(**config)报错D:\software\anaconda\anaconda3\python.exe D:/work1/pycharmproject/ship-strain-measurement-system-main/setup.py Traceback (most recent call last): File "D:/work1/pycharmproject/ship-strain-measurement-system-main/setup.py", line 18, in <module> setup(**config) File "D:\software\anaconda\anaconda3\lib\site-packages\setuptools\__init__.py", line 106, in setup _install_setup_requires(attrs) File "D:\software\anaconda\anaconda3\lib\site-packages\setuptools\__init__.py", line 74, in _install_setup_requires dist = MinimalDistribution(attrs) File "D:\software\anaconda\anaconda3\lib\site-packages\setuptools\__init__.py", line 56, in __init__ super().__init__(filtered) File "D:\software\anaconda\anaconda3\lib\site-packages\setuptools\dist.py", line 494, in __init__ for ep in metadata.entry_points(group='distutils.setup_keywords'): File "D:\software\anaconda\anaconda3\lib\site-packages\setuptools\_vendor\importlib_metadata\__init__.py", line 856, in entry_points return EntryPoints(eps).select(**params) File "D:\software\anaconda\anaconda3\lib\site-packages\setuptools\_vendor\importlib_metadata\__init__.py", line 854, in <genexpr> dist.entry_points for dist in _unique(distributions()) File "D:\software\anaconda\anaconda3\lib\site-packages\setuptools\_vendor\importlib_metadata\_itertools.py", line 16, in unique_everseen k = key(element) File "D:\software\anaconda\anaconda3\lib\site-packages\setuptools\_vendor\importlib_metadata\_py39compat.py", line 18, in normalized_name return dist._normalized_name File "D:\software\anaconda\anaconda3\lib\site-packages\setuptools\_vendor\importlib_metadata\__init__.py", line 778, in _normalized_name or super()._normalized_name File "D:\software\anaconda\anaconda3\lib\site-packages\setuptools\_vendor\importlib_metadata\__init__.py", line 445, in _normalized_name return Prepared.normalize(self.name) File "D:\software\anaconda\anaconda3\lib\site-packages\setuptools\_vendor\importlib_metadata\__init__.py", line 700, in normalize return re.sub(r"[-_.]+", "-", name).lower().replace('-', '_') File "D:\software\anaconda\anaconda3\lib\re.py", line 192, in sub return _compile(pattern, flags).sub(repl, string, count) TypeError: expected string or bytes-like object Process finished with exit code 1

解决:Traceback (most recent call last): File "E:\_software\anaconda\Scripts\conda-script.py", line 11, in <module> from conda.cli import main File "E:\_software\anaconda\lib\site-packages\conda\__init__.py", line 9, in <module> from .__version__ import __version__ File "E:\_software\anaconda\lib\site-packages\conda\__version__.py", line 3, in <module> from .auxlib.packaging import get_version File "E:\_software\anaconda\lib\site-packages\conda\auxlib\packaging.py", line 68, in <module> from distutils.command.build_py import build_py File "<frozen importlib._bootstrap>", line 1027, in _find_and_load File "<frozen importlib._bootstrap>", line 1002, in _find_and_load_unlocked File "<frozen importlib._bootstrap>", line 945, in _find_spec File "E:\_software\anaconda\lib\site-packages\_distutils_hack\__init__.py", line 97, in find_spec return method() File "E:\_software\anaconda\lib\site-packages\_distutils_hack\__init__.py", line 108, in spec_for_distutils mod = importlib.import_module('setuptools._distutils') File "E:\_software\anaconda\lib\importlib\__init__.py", line 126, in import_module return _bootstrap._gcd_import(name[level:], package, level) File "E:\_software\anaconda\lib\site-packages\setuptools\__init__.py", line 16, in <module> import setuptools.version File "E:\_software\anaconda\lib\site-packages\setuptools\version.py", line 1, in <module> import pkg_resources File "E:\_software\anaconda\lib\site-packages\pkg_resources\__init__.py", line 3260, in <module> def _initialize_master_working_set(): File "E:\_software\anaconda\lib\site-packages\pkg_resources\__init__.py", line 3234, in _call_aside f(*args, **kwargs) File "E:\_software\anaconda\lib\site-packages\pkg_resources\__init__.py", line 3295, in _initialize_master_working_set list(map(working_set.add_entry, sys.path)) File "E:\_software\anaconda\lib\site-packages\pkg_resources\__init__.py", line 621, in add_entry for dist in find_distributions(entry, True): File "E:\_software\anaconda\lib\site-packages\pkg_resources\__init__.py", line 2096, in find_on_path for dist in factory(fullpath): File "E:\_software\anaconda\lib\site-packages\pkg_resources\__init__.py", line 2154, in distributions_from_metadata if len(os.listdir(path)) == 0: KeyboardInterrupt

Collecting face_recognition Using cached face_recognition-1.3.0-py2.py3-none-any.whl (15 kB) Requirement already satisfied: Pillow in d:\anaconda\envs\pytorch\lib\site-packages (from face_recognition) (9.4.0) Requirement already satisfied: face-recognition-models>=0.3.0 in d:\anaconda\envs\pytorch\lib\site-packages (from face_recognition) (0.3.0) Collecting dlib>=19.7 Using cached dlib-19.24.1.tar.gz (3.2 MB) Preparing metadata (setup.py) ... done Requirement already satisfied: Click>=6.0 in d:\anaconda\envs\pytorch\lib\site-packages (from face_recognition) (8.1.3) Requirement already satisfied: numpy in d:\anaconda\envs\pytorch\lib\site-packages (from face_recognition) (1.24.2) Requirement already satisfied: colorama in d:\anaconda\envs\pytorch\lib\site-packages (from Click>=6.0->face_recognition) (0.4.6) Building wheels for collected packages: dlib Building wheel for dlib (setup.py) ... error error: subprocess-exited-with-error × python setup.py bdist_wheel did not run successfully. │ exit code: 1 ╰─> [7 lines of output] running bdist_wheel running build running build_py running build_ext ERROR: CMake must be installed to build dlib [end of output] note: This error originates from a subprocess, and is likely not a problem with pip. ERROR: Failed building wheel for dlib Running setup.py clean for dlib Failed to build dlib Installing collected packages: dlib, face_recognition Running setup.py install for dlib ... error error: subprocess-exited-with-error × Running setup.py install for dlib did not run successfully. │ exit code: 1 ╰─> [9 lines of output] running install D:\anaconda\envs\pytorch\lib\site-packages\setuptools\command\install.py:34: SetuptoolsDeprecationWarning: setup.py install is deprecated. Use build and pip and other standards-based tools. warnings.warn( running build running build_py running build_ext ERROR: CMake must be installed to build dlib [end of output] note: This error originates from a subprocess, and is likely not a problem with pip. error: legacy-install-failure × Encountered error while trying to install package. ╰─> dlib note: This is an issue with the package mentioned above, not pip. hint: See above for output from the failure.

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