python安装apache-flink报错

接上文python-配置pip国内源，包含（windows/mac）

2.1.4. FLink安装包pip

1. PyFlink包：一旦你有了Apache Flink和Python环境，你就可以通过pip或conda等包管理工具安装PyFlink包。运行以下命令即可安装PyFlink：

注意：这里网上有文章说是下载 pyflink ，是错误的，官方文档说要下载apache-flink

pip install apache-flink

或者

conda install -c conda-forge pyflink

1. 配置文件：在安装完成后，你需要根据你的需求进行一些配置。主要的配置文件是flink-conf.yaml，它位于Flink的安装目录下的conf文件夹中。你可以根据需要调整配置项，如并行度、内存分配、检查点设置等。
2. IDE或编辑器：为了编写和运行PyFlink程序，我们需要选择一个适合的集成开发环境（IDE）或文本编辑器。
3. 常用的选择包括PyCharm、VS Code、Jupyter Notebook等。确保你在IDE或编辑器中正确配置了Python和PyFlink的环境。

换成清华源后：

pip install apache-flink -i Simple Index

2.1.6 安装报错

2.1.6.1. 报错1 ：会报错提示 缺少 pycodestyle 包、缺少isort包等

可以手动安装

pip install --upgrade pip setuptools

pip install fastavro

pip install pycodestyle

pip install isort

pip install avro-python3

pip install numpy cython

pip install pandas

之后再运行 pip install apache-flink -i Simple Index

2.1.6.2. 报错2：....\pandas_libs\tslibs\meson.build:23:7: ERROR: Python dependency not found

..\..\pandas\_libs\tslibs\meson.build:23:7: ERROR: Python dependency not found

这个错误提示缺少 Python 依赖。可能是使用的 Python 版本不匹配或者环境配置有问题。

我们更新一下pip最后解决

1. 尝试更新 pip 工具到最新版本，运行以下命令进行升级：

python -m pip install --upgrade pip

 error: subprocess-exited-with-error

  × Preparing metadata (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [23 lines of output]
      + meson setup C:\Users\zhaoj\AppData\Local\Temp\pip-install-kfxst96b\pandas_06cc79a792274df6b61f388d2bb3b453 C:\Users\zhaoj\AppData\Local\Temp\pip-install-kfxst96b\pandas_06cc79a792274df6b61f388d2bb3b453\.mesonpy-vy8m87k4\build -Dbuildtype=release -Db_ndebug=if-release -Db_vscrt=md --vsenv --native-file=C:\Users\zhaoj\AppData\Local\Temp\pip-install-kfxst96b\pandas_06cc79a792274df6b61f388d2bb3b453\.mesonpy-vy8m87k4\build\meson-python-native-file.ini
      The Meson build system
      Version: 1.2.1
      Source dir: C:\Users\zhaoj\AppData\Local\Temp\pip-install-kfxst96b\pandas_06cc79a792274df6b61f388d2bb3b453
      Build dir: C:\Users\zhaoj\AppData\Local\Temp\pip-install-kfxst96b\pandas_06cc79a792274df6b61f388d2bb3b453\.mesonpy-vy8m87k4\build
      Build type: native build
      Project name: pandas
      Project version: 2.1.4
      Activating VS 17.7.0
      C compiler for the host machine: cl (msvc 19.37.32822 "用于 x64 的 Microsoft (R) C/C++ 优化编译器 19.37.32822 版")
      C linker for the host machine: link link 14.37.32822.0
      C++ compiler for the host machine: cl (msvc 19.37.32822 "用于 x64 的 Microsoft (R) C/C++ 优化编译器 19.37.32822 版")
      C++ linker for the host machine: link link 14.37.32822.0
      Cython compiler for the host machine: cython (cython 0.29.37)
      Host machine cpu family: x86_64
      Host machine cpu: x86_64
      Program python found: YES (D:\Environment\python3.10\python.exe)
      Need python for x86_64, but found x86
      Run-time dependency python found: NO (tried sysconfig)

      ..\..\pandas\_libs\tslibs\meson.build:23:7: ERROR: Python dependency not found

      A full log can be found at C:\Users\zhaoj\AppData\Local\Temp\pip-install-kfxst96b\pandas_06cc79a792274df6b61f388d2bb3b453\.mesonpy-vy8m87k4\build\meson-logs\meson-log.txt
      [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.
hint: See above for details.

[notice] A new release of pip available: 22.3.1 -> 23.3.2
[notice] To update, run: python.exe -m pip install --upgrade pip

2.1.6.3. windows报错3：python安装包不是64位

如果出现如下错误，应该是Pythonan安装不是64位

C compiler for the host machine: cl (msvc 19.37.32822 "用于 x64 的 Microsoft (R) C/C++ 优化编译器 19.37.32822 版") C linker for the host machine: link link 14.37.32822.0 C++ compiler for the host machine: cl (msvc 19.37.32822 "用于 x64 的 Microsoft (R) C/C++ 优化编译器 19.37.32822 版") C++ linker for the host machine: link link 14.37.32822.0

windows 应该下载64位python

mac不用管

2.1.6.4. mac报错：错误提示了一个与 xcrun 相关的问题。

mac报错：vrorunning build_extCompiling fastavro/_read.pyx because it changed[1/1] Cythonizing fastavro/_read.pyxbuilding'fastavro._read' extensioncreating build/temp.macosx-10.9-x86_64-cpython-39creating build/temp.macosx-10.9-x86_64-cpython-39/fastavroclang -Wno-unused-result -Wsign-compare -Wunreachable-code -DNDEBUG -fwrapV -02 -Wall -fPIC -02 -isystem /Users/xiaozixiang/opt/anaconda3/include -arch x86_64 -I/Users/xiaozixiang/opt/anaconda3/include -fPIC -02 -isystem /Users/xiaozixiang/opt/anaconda3/include -arch x86_64 -I/Users/xiaozixiang/opt/anaconda3/include/python3.9 -c fastavro/_read.c -o build/temp.macosx-10.9-x86_64-cpython-39/fastavro/_read.oxcrun: error: invalid active developer path (/Library/Developer/CommandLineTools)missing xcrun at: /Library/Developer/CommandLineTools/usr/bin/xcrunerror: command'/usr/bin/clang’ failed with exit code 1end of output] note: This error originates from a subprocess, and is likely not a problem witpip.ERROR: Failed building wheel for fastavroFailed to build fastavroERROR: Could not build wheels for fastavro, which is required to install pyproject.toml-basedprojects

这里的xcrun 是 macOS 开发工具包（Command Line Tools）的一部分，它提供了一些开发所需的命令行工具。错误中指出了一个无效的 active developer path，这可能意味着 Command Line Tools 没有正确安装或配置。

要解决这个问题，可以尝试以下步骤：

1. 确保已经安装了 Xcode 或者 Command Line Tools。你可以在终端中运行 xcode-select --install 命令来安装 Command Line Tools。
2. 如果已经安装了 Xcode 或 Command Line Tools，但仍然遇到此错误，请尝试重新安装或更新它们。你可以通过 App Store 下载和安装 Xcode，或者使用终端中的 softwareupdate --all --install --force 命令来更新 Command Line Tools。
3. 如果上述步骤都没有解决问题，可以尝试手动设置 active developer path。在终端中运行以下命令：sudo xcode-select -s /Applications/Xcode.app/Contents/Developer，将路径替换为你的 Xcode 安装路径。

2.1.7. flink安装成功：