colcon build报错

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Starting >>> learning_interface
Starting >>> learning_cv
Starting >>> learning_gazebo
Starting >>> learning_gazebo_harmonic
Starting >>> learning_launch
Starting >>> learning_node
Starting >>> learning_node_cpp
Starting >>> learning_parameter
/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py:270: UserWarning: Unknown distribution option: 'tests_require'
warnings.warn(msg)
/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py:270: UserWarning: Unknown distribution option: 'tests_require'
warnings.warn(msg)
/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py:270: UserWarning: Unknown distribution option: 'tests_require'
warnings.warn(msg)
/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py:270: UserWarning: Unknown distribution option: 'tests_require'
warnings.warn(msg)
/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py:270: UserWarning: Unknown distribution option: 'tests_require'
warnings.warn(msg)
/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py:270: UserWarning: Unknown distribution option: 'tests_require'
warnings.warn(msg)
--- stderr: learning_cv
/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py:270: UserWarning: Unknown distribution option: 'tests_require'
warnings.warn(msg)
Traceback (most recent call last):
File "/home/cat/dev_ws_1/src/ros2_21_tutorials/learning_cv/setup.py", line 5, in <module>
setup(
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/init.py", line 117, in setup
return distutils.core.setup(**attrs)
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/core.py", line 186, in setup
return run_commands(dist)
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/core.py", line 202, in run_commands
dist.run_commands()
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py", line 983, in run_commands
self.run_command(cmd)
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/dist.py", line 999, in run_command
super().run_command(command)
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/dist.py", line 1002, in run_command
cmd_obj.run()
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/command/egg_info.py", line 312, in run
self.find_sources()
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/command/egg_info.py", line 320, in find_sources
mm.run()
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/command/egg_info.py", line 548, in run
self.prune_file_list()
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/command/sdist.py", line 162, in prune_file_list
super().prune_file_list()
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/_distutils/command/sdist.py", line 380, in prune_file_list
base_dir = self.distribution.get_fullname()
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/_core_metadata.py", line 272, in get_fullname
return _distribution_fullname(self.get_name(), self.get_version())
File "/home/cat/.local/lib/python3.10/site-packages/setuptools/_core_metadata.py", line 290, in _distribution_fullname
canonicalize_version(version, strip_trailing_zero=False),
TypeError: canonicalize_version() got an unexpected keyword argument 'strip_trailing_zero'

Failed <<< learning_cv [3.55s, exited with code 1]
Aborted <<< learning_gazebo [3.56s]
Aborted <<< learning_parameter [3.54s]
Aborted <<< learning_node [3.56s]
Aborted <<< learning_launch [3.93s]
Aborted <<< learning_gazebo_harmonic [3.94s]
Aborted <<< learning_interface [4.08s]
Aborted <<< learning_node_cpp [5.14s]

Summary: 0 packages finished [5.41s]
1 package failed: learning_cv
7 packages aborted: learning_gazebo learning_gazebo_harmonic learning_interface learning_launch learning_node learning_node_cpp learning_parameter
4 packages had stderr output: learning_cv learning_gazebo_harmonic learning_node learning_parameter
13 packages not processed

Bian yi de shi hou chu xian de colcon built

机器人小伊

从您提供的错误信息来看，colcon build 过程中遇到了几个问题，主要集中在 learning_cv 包上，并且由于 learning_cv 的构建失败，其他依赖于它的包也被中止了。以下是具体的错误分析和可能的解决步骤：

Unknown distribution option: 'tests_require'
这个警告通常发生在 setup.py 文件中使用了 setuptools 不识别的选项。tests_require 是一个在 setuptools 中用来指定测试依赖的选项，但它可能在某些版本的 setuptools 中不被支持或已被弃用。

解决方案：
- 确保您的 setuptools 版本是最新的，或者至少是支持 tests_require 的版本。可以通过运行 pip install --upgrade setuptools 来升级 setuptools。
- 如果 tests_require 确实不被支持，您可能需要移除这个选项，或者改用其他方式来指定测试依赖。
TypeError: canonicalize_version() got an unexpected keyword argument 'strip_trailing_zero'
这个错误表明 canonicalize_version 函数调用时提供了一个不被期望的关键字参数 strip_trailing_zero。这通常是由于 setuptools 的不同版本间的不兼容导致的。

解决方案：
- 尝试降级或升级 setuptools 到一个与您的项目兼容的版本。您可以通过尝试不同的版本来找到最合适的版本。
- 检查 setup.py 中的版本号格式，确保它是标准的，并且 setuptools 能够正确解析。
整体构建流程
由于 learning_cv 构建失败，其他依赖它的包也被中止了。一旦 learning_cv 的问题得到解决，您应该能够重新运行 colcon build 来构建整个工作区。

建议的操作步骤：

升级或降级 setuptools 到一个合适的版本。
检查并修正 learning_cv 的 setup.py 文件，确保所有选项都是有效的，并且版本号格式正确。
清除之前的构建结果（例如，删除 build 和 install 目录）。
重新运行 colcon build。

如果问题仍然存在，您可能需要检查 learning_cv 的具体代码和依赖，或者寻求来自项目维护者的帮助。

以上为生成回答，仅供参考～

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python 3.10.2