pyqt5-tools安装失败的详细处理方法

PyQt5-Tools是一个PyQt5的拓展包，提供了用于设计和创建图形用户界面(GUI)的工具。如果PyQt5-Tools的安装失败，主要是由于系统中缺少相关的依赖库。以下是PyQt5-Tools的详细处理方法：

步骤1：检查依赖库

在执行PyQt5-Tools安装前，需要检查系统中是否缺少相关的依赖库。常见的依赖库包括：

• python-dev
• pyqt5-dev-tools
• qt5-default

可以使用以下命令检查这些库是否已安装：

sudo apt-get install python-dev pyqt5-dev-tools qt5-default -y

步骤2：安装PyQt5-Tools

在完成依赖库的安装后，接下来可以使用pip命令来安装PyQt5-Tools。以下是安装命令：

pip install pyqt5-tools

注意，如果您的系统中同时安装有Python 2和Python 3，请使用pip3命令来安装，以确保安装的版本和使用的Python版本一致。

示例1：检查依赖库

以下是命令行中执行检查依赖库的过程：

$ sudo apt-get install python-dev pyqt5-dev-tools qt5-default -y
Reading package lists... Done
Building dependency tree... Done
The following NEW packages will be installed:
  python-dev pyqt5-dev-tools qt5-default
0 upgraded, 3 newly installed, 0 to remove and 10 not upgraded.
Need to get 3,983 kB of archives.
After this operation, 21.1 MB of additional disk space will be used.
Get:1 http://archive.ubuntu.com/ubuntu bionic/main amd64 python-dev amd64 2.7.15~rc1-1 [166 kB]
Get:2 http://archive.ubuntu.com/ubuntu bionic/universe amd64 pyqt5-dev-tools amd64 5.10.1+dfsg-1build1 [136 kB]
Get:3 http://archive.ubuntu.com/ubuntu bionic/main amd64 qt5-default amd64 5.9.5+dfsg-0ubuntu1 [3,682 kB]
Fetched 3,983 kB in 5s (731 kB/s)
Selecting previously unselected package python-dev.
(Reading database ... 304380 files and directories currently installed.)
Preparing to unpack .../python-dev_2.7.15~rc1-1_amd64.deb ...
Unpacking python-dev (2.7.15~rc1-1) ...
Selecting previously unselected package pyqt5-dev-tools.
Preparing to unpack .../pyqt5-dev-tools_5.10.1+dfsg-1build1_amd64.deb ...
Unpacking pyqt5-dev-tools (5.10.1+dfsg-1build1) ...
Selecting previously unselected package qt5-default.
Preparing to unpack .../qt5-default_5.9.5+dfsg-0ubuntu1_amd64.deb ...
Unpacking qt5-default (5.9.5+dfsg-0ubuntu1) ...
Setting up python-dev (2.7.15~rc1-1) ...
Setting up pyqt5-dev-tools (5.10.1+dfsg-1build1) ...
Setting up qt5-default (5.9.5+dfsg-0ubuntu1) ...

以上输出结果表示成功安装了所需的依赖库。

示例2：安装PyQt5-Tools

以下是命令行中执行安装PyQt5-Tools的过程：

$ pip install pyqt5-tools
Collecting pyqt5-tools
  Downloading pyqt5_tools-5.13.0.1.5-cp35.cp36.cp37.cp38-abi3-manylinux1_x86_64.whl (68.3 MB)
     |████████████████████████████████| 68.3 MB 70.7 MB/s 
Requirement already satisfied: pyqt5 in /usr/local/lib/python3.6/dist-packages (from pyqt5-tools) (5.15.2)
Requirement already satisfied: PyQt5-sip<13,>=12.8 in /usr/local/lib/python3.6/dist-packages (from pyqt5->pyqt5-tools) (12.8.1)
Installing collected packages: pyqt5-tools
Successfully installed pyqt5-tools-5.13.0.1.5

以上输出结果表示成功安装了PyQt5-Tools。

以上就是PyQt5-Tools安装失败的详细处理方法，希望对你有所帮助。