From b7877d2c5d229f784a8ce83454522b773eb14525 Mon Sep 17 00:00:00 2001 From: TeslaZhao Date: Fri, 22 Jan 2021 18:07:56 +0800 Subject: [PATCH] Update FAQ.md MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 增加安装错误解答 --- doc/FAQ.md | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/doc/FAQ.md b/doc/FAQ.md index 0dc4ed35..233ee838 100644 --- a/doc/FAQ.md +++ b/doc/FAQ.md @@ -34,6 +34,42 @@ **A:** http rpc +## 安装问题 + +#### Q: pip install安装whl包过程，报错信息如下： +``` +Collecting opencv-python + Using cached opencv-python-4.3.0.38.tar.gz (88.0 MB) + Installing build dependencies ... done + Getting requirements to build wheel ... error + ERROR: Command errored out with exit status 1: + command: /home/work/Python-2.7.17/build/bin/python /home/work/Python-2.7.17/build/lib/python2.7/site-packages/pip/_vendor/pep517/_in_process.py get_requires_for_build_wheel /tmp/tmpLiweA9 + cwd: /tmp/pip-install-_w6AUI/opencv-python + Complete output (22 lines): + Traceback (most recent call last): + File "/home/work/Python-2.7.17/build/lib/python2.7/site-packages/pip/_vendor/pep517/_in_process.py", line 280, in + main() + File "/home/work/Python-2.7.17/build/lib/python2.7/site-packages/pip/_vendor/pep517/_in_process.py", line 263, in main + json_out['return_val'] = hook(**hook_input['kwargs']) + File "/home/work/Python-2.7.17/build/lib/python2.7/site-packages/pip/_vendor/pep517/_in_process.py", line 114, in get_requires_for_build_wheel + return hook(config_settings) + File "/tmp/pip-build-env-AUCbP4/overlay/lib/python2.7/site-packages/setuptools/build_meta.py", line 146, in get_requires_for_build_wheel + return self._get_build_requires(config_settings, requirements=['wheel']) + File "/tmp/pip-build-env-AUCbP4/overlay/lib/python2.7/site-packages/setuptools/build_meta.py", line 127, in _get_build_requires + self.run_setup() + File "/tmp/pip-build-env-AUCbP4/overlay/lib/python2.7/site-packages/setuptools/build_meta.py", line 243, in run_setup + self).run_setup(setup_script=setup_script) + File "/tmp/pip-build-env-AUCbP4/overlay/lib/python2.7/site-packages/setuptools/build_meta.py", line 142, in run_setup + exec(compile(code, __file__, 'exec'), locals()) + File "setup.py", line 448, in + main() + File "setup.py", line 99, in main + % {"ext": re.escape(sysconfig.get_config_var("EXT_SUFFIX"))} + File "/home/work/Python-2.7.17/build/lib/python2.7/re.py", line 210, in escape + s = list(pattern) + TypeError: 'NoneType' object is not iterable +``` +**A:** 指定opencv-python版本安装，pip install opencv-python==4.2.0.32，再安装whl包 ## 编译问题 -- GitLab