安装失败C:\Users\Administrator>pip install py2neo -i https://pypi.tuna.tsinghua.edu.cn/simple DEPRECATION: Loading egg at d:\anaconda3\lib\site-packages\d2l-1.0.3-py3.12.egg is deprecated. pip 25.1 will enforce this behaviour change. A possible replacement is to use pip for package installation. Discussion can be found at https://github.com/pypa/pip/issues/12330 Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple Requirement already satisfied: py2neo in d:\anaconda3\lib\site-packages (2021.2.4) Requirement already satisfied: certifi in d:\anaconda3\lib\site-packages (from py2neo) (2024.8.30) Requirement already satisfied: interchange~=2021.0.4 in d:\anaconda3\lib\site-packages (from py2neo) (2021.0.4) Requirement already satisfied: monotonic in d:\anaconda3\lib\site-packages (from py2neo) (1.6) Requirement already satisfied: packaging in d:\anaconda3\lib\site-packages (from py2neo) (24.1) Requirement already satisfied: pansi>=2020.7.3 in d:\anaconda3\lib\site-packages (from py2neo) (2024.11.0) Requirement already satisfied: pygments>=2.0.0 in d:\anaconda3\lib\site-packages (from py2neo) (2.15.1) Requirement already satisfied: six>=1.15.0 in d:\anaconda3\lib\site-packages (from py2neo) (1.16.0) Requirement already satisfied: urllib3 in d:\anaconda3\lib\site-packages (from py2neo) (2.2.3) Requirement already satisfied: pytz in d:\anaconda3\lib\site-packages (from interchange~=2021.0.4->py2neo) (2024.1) Requirement already satisfied: pillow in d:\anaconda3\lib\site-packages (from pansi>=2020.7.3->py2neo) (10.4.0)

解决pip install psycopg2出错问题

在Python开发中，pip是用于安装和管理软件包的标准工具，而psycopg2则是一个流行的数据库适配器，它允许Python程序与PostgreSQL数据库进行交互。当你尝试使用pip install psycopg2安装这个库时，如果遇到错误...

win7下 python3.6 安装opencv 和 opencv-contrib-python解决 cv2.xfeatures2d.SIFT_create() 的问题

pip install opencv-python -i https://pypi.tuna.tsinghua.edu.cn/simple some-package opencv-python 的版本为4.1.1.26 3.安装opencv-contrib-python pip install opencv-contrib-python==3.4.0.12 -i https:

python-pip配置.txt

pip install lxml -i https://pypi.tuna.tsinghua.edu.cn/simple pip install pyqt5 -i https://pypi.tuna.tsinghua.edu.cn/simple pip install pyqt5-tools -i https://pypi.tuna.tsinghua.edu.cn/simple

pip install pyqt5 -i https://pypi.tuna.tsinghua.edu.cn/simple pip install pyqt5-tools -i https://pypi.tuna.tsinghua.edu.cn/simple 而引用[3]也提到需要同时安装pyqt5和pyqt5-tools。所以用户的问题应该是...

3. 为 python 安装 pandas 库，且采用镜像网站：https://pypi.tuna.tsinghua.edu.cn/simple，则在 cmd 窗口输入（）。（A）pip install pandas https://pypi.tuna.tsinghua.edu.cn/simple （B）pip install pandas -h https://pypi.tuna.tsinghua.edu.cn/simple （C）pip install pandas -i https://pypi.tuna.tsinghua.edu.cn/simple （D）pip install pandas -k https://pypi.tuna.tsinghua.edu.cn/simple答案是什么为什么

答案是：（C）pip install pandas -i https://pypi.tuna.tsinghua.edu.cn/simple。这是因为选项（C）中的 -i 参数可以指定库的安装源为指定的镜像网站。在这个情况下，...

pip install ultralytics -i https://pypi.tuna.tsinghua.edu.cn/simple pip install yolo -i https://pypi.tuna.tsinghua.edu.cn/simple第二条指令用来做什么的

$$ \text{pip install ultralytics -i https://pypi.tuna.tsinghua.edu.cn/simple} $$ ✅ 这是正确的命令，作用是： - 安装官方维护的 YOLO 模型库 ultralytics - 通过清华镜像源 -i 加速下载 **第二条指令...

pip install snapshot-phantomjs -i https://pypi.tuna.tsinghua.edu.cn/simple

pip install snapshot-phantomjs -i https://pypi.tuna.tsinghua.edu.cn/simple? 需要注意的是，安装snapshot-phantomjs可能会因为网络原因失败，可以尝试多次安装或者更换镜像源。另外，如果需要使用pyecharts...

pip install TA-Lib -i https://pypi.tuna.tsinghua.edu.cn/simple

pip install TA-Lib -i https://pypi.tuna.tsinghua.edu.cn/simple --trusted-host pypi.tuna.tsinghua.edu.cn 步骤二：用户可能遇到的问题。TA-Lib不同于纯Python包，它需要先安装系统级的依赖库。在Windows上，...

(tf2) C:\Users\Administrator>pip install tensorflow-gpu==2.3.0 --default-timeout=100 -i https://pypi.tuna.tsinghua.edu.cn/simple Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple ERROR: Could not find a version that satisfies the requirement te

2. 更换源，比如使用清华镜像源：pip install tensorflow-gpu==2.3.0 -i https://pypi.tuna.tsinghua.edu.cn/simple； 3. 如果还是不行，可以尝试手动下载安装包，然后使用本地安装：从 ...

pip install opencv-python -i https://pypi.tuna.tsinghua.edu.cn/simple加版本号

好的，您可以在执行安装命令时加上版本...pip install opencv-python==4.5.4.58 -i https://pypi.tuna.tsinghua.edu.cn/simple 这将会安装OpenCV的4.5.4.58版本，您可以根据自己的需要替换版本号。感谢您的提问。

pip install pyqt5-tools -i https://pypi.tuna.tsinghua.edu.cn/simple

pip install pyqt5-tools -i https://pypi.tuna.tsinghua.edu.cn/simple/ 此命令中的 -i 参数指定了清华大学开源软件镜像站作为 PyPI 的索引地址[^1]。 #### 方法二：全局配置镜像源后再安装如果希望长期...

[global] index-url = https://pypi.tuna.tsinghua.edu.cn/simple [install] trusted-host = https://pypi.tuna.tsinghua.edu.cn

这是一个针对 Python 的 pip 安装包的配置文件，它将 pip 的默认源更改为清华大学的镜像源，以加快国内用户的包下载速度。其中，index-url 指定了清华镜像源的地址，trusted-host 则指定了信任的主机名。这个...

C:\Users\10>pip install jupyter -i https://pypi.tuna.tsinghua.edu.cn/simple --trusted-host pypi.tuna.tsinghua.edu.cn Usage: pip install [options] <requirement specifier> ... pip install [options] -r <requirements file> ... pip install [options] [-e] <vcs project url> ... pip install [options] [-e] <local project path> ... pip install [options] <archive url/path> ... no such option: --trusted-host

python -m pip install -i https://pypi.tuna.tsinghua.edu.cn/simple --upgrade pip #### 2. **命令格式错误** - **问题分析**：--trusted-host需与镜像源域名匹配，且参数顺序需正确[^3]。 - **正确...

[global] index-url = https://pypi.tuna.tsinghua.edu.cn/simple和 [install] trusted-host = https://pypi.tuna.tsinghua.edu.cn的区别

[install] trusted-host = https://pypi.tuna.tsinghua.edu.cn 是在禁止 pip 验证清华的镜像站的 SSL 证书，因为默认情况下，pip 会验证 SSL 证书，如果 SSL 证书不被信任，pip 将无法连接到该镜像站，这个选项...

(Rolbots) C:\Users\10593>pip install matplotlib==3.1.0 -i https://pypi.tuna.tsinghua.edu.cn/simple Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after c

pip install -i https://pypi.tuna.tsinghua.edu.cn/simple matplotlib==3.1.0 --retries 10 --timeout 60 上述命令会将最大重试次数设为 10 次，并将每次请求的超时时间延长至 60 秒[^2]。 ##### 方法二：切换...

C:\Users\24543>pip install acoustid -i https://pypi.tuna.tsinghua.edu.cn/simple Defaulting to user installation because normal site-packages is not writeable Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple ERROR: Could not find a version that satisfies the requirement acoustid (from versions: none) ERROR: No matching distribution found for acoustid

这个错误提示表明在 tuna 镜像源上没有找到 acoustid 的安装版本。这可能是因为 acoustid 模块没有在该镜像源上发布。你可以尝试从其他源安装该模块，或者检查一下网络连接是否正常。如果你想使用 PyPI 上的其他镜像...

(base) PS E:\My-tdx> pip install psycopg2-binary -i https://pypi.tuna.tsinghua.edu.cn/simple Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple Collecting psycopg2-binary Downloading https://pypi.tuna.tsinghua.edu.cn/packages/61/69/3b3d7bd583c6d3cbe5100802efa5beacaacc86e37b653fc708bf3d6853b8/psycopg2_binary-2.9.10-cp311-cp311-win_amd64.whl (1.2 MB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 1.2/1.2 MB 663.0 kB/s eta 0:00:00 Installing collected packages: psycopg2-binary Successfully installed psycopg2-binary-2.9.10 (base) PS E:\My-tdx> conda install libpython m2w64-toolchain

所以安装psycopg2-binary的命令应该是pip install psycopg2-binary -i https://pypi.tuna.tsinghua.edu.cn/simple。可能还需要信任主机，但用户给的示例里用--trusted-host，不过清华源好像不需要这个？或者可能在...

pip install -i https://pypi.tuna.tsinghua.edu.cn/simple --trusted-host pypi.tuna.tsinghua.edu.cn numpy

pip install -i https://pypi.tuna.tsinghua.edu.cn/simple --trusted-host pypi.tuna.tsinghua.edu.cn numpy This command will use the Tsinghua University mirror as the source for the package and the ...

(graphical-python) yidanbaby@bianyidandeMacBook-Air ~ % pip install blockly -i https://pypi.tuna.tsinghua.edu.cn/simple --trusted-host pypi.tuna.tsinghua.edu.cn Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple ERROR: Could not find a version that satisfies the requirement blockly (from versions: none) ERROR: No matching distribution found for blockly [notice] A new release of pip is available: 23.0.1 -> 25.0.1 [notice] To update, run: pip install --upgrade pip

pip install blockly -i https://pypi.tuna.tsinghua.edu.cn/simple 若镜像源未同步最新包，可尝试其他镜像源[^3]。 #### 4. **检查Python版本兼容性** - Blockly可能仅支持特定Python版本（如3.7+）。通过...

D:\01_AI_tools\ComfyUI\custom_nodes\ComfyUI_SLK_joy_caption_two> pip install transformers==4.44.0 -i https://pypi.tuna.tsinghua.edu.cn/simple Looking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple Collecting transformers==4.44.0 ERROR: HTTP error 403 while getting https://pypi.tuna.tsinghua.edu.cn/packages/62/c0/810e741a6244c0f004be40ccb96486d072f042eabbd4d7e8aa02b81ca1eb/transformers-4.44.0-py3-none-any.whl (from https://pypi.tuna.tsinghua.edu.cn/simple/transformers/) (requires-python:>=3.8.0) ERROR: Could not install requirement transformers==4.44.0 from https://pypi.tuna.tsinghua.edu.cn/packages/62/c0/810e741a6244c0f004be40ccb96486d072f042eabbd4d7e8aa02b81ca1eb/transformers-4.44.0-py3-none-any.whl because of HTTP error 403 Client Error: Forbidden for url: https://pypi.tuna.tsinghua.edu.cn/packages/62/c0/810e741a6244c0f004be40ccb96486d072f042eabbd4d7e8aa02b81ca1eb/transformers-4.44.0-py3-none-any.whl for URL https://pypi.tuna.tsinghua.edu.cn/packages/62/c0/810e741a6244c0f004be40ccb96486d072f042eabbd4d7e8aa02b81ca1eb/transformers-4.44.0-py3-none-any.whl (from https://pypi.tuna.tsinghua.edu.cn/simple/transformers/) (requires-python:>=3.8.0)

pip install transformers==4.44.0 -i https://pypi.tuna.tsinghua.edu.cn/simple ##### 4. 验证包版本是否存在访问[PyPI官网](https://pypi.org/project/transformers/4.44.0/)确认版本是否存在。若不存在，...

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pip install lxml -i https://pypi.tuna.tsinghua.edu.cn/simple pip install pyqt5 -i https://pypi.tuna.tsinghua.edu.cn/simple pip install pyqt5-tools -i https://pypi.tuna.tsinghua.edu.cn/simple

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[global] index-url = https://pypi.tuna.tsinghua.edu.cn/simple和 [install] trusted-host = https://pypi.tuna.tsinghua.edu.cn的区别

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