pycharm mounting pyqt implemented programming interface;

参考资料：
https://www.cnblogs.com/huluwa508/p/10319568.html
https://blog.csdn.net/qq_33475105/article/details/82192916

安装包：
python_dotenv-0.10.3-py2.py3-none-any.whl
PyQt5_sip-12.7.0-cp36-cp36m-win32.whl
PyQt5-5.13.2-5.13.2-cp35.cp36.cp37.cp38-none-win32.whl
pyqt5_tools-5.13.0.1.5-cp36-none-win32.whl

Installation whl File Format: native (Windows64) 
PIP xxx.whl the install 

. 1 , may need to update PIP
 2 , mounting Wheel, the install PIP Wheel;
 . 3 , this machine version is as follows: 

After installation check: 
PIP List to see if the following file: 
PyQt5           5.13 . 0 
PyQt5 -sip       12.7 . 0 
pyqt5 -tools     5.13 . 0.1 . 5 
Python -dotenv   0.10 . 3 


installation errors: 
1 , suggesting that version does not match the native platform requirements, the need to re-download;
 2 , there is a space on the command line ; 


according to the page arrangement reference: 
Setting -tools- External Tools: 
QtDesigner 
. 1, E: \ Python36- 32 \ Lib \ the sum of site Packages \ pyqt5_tools \ the Qt \ bin \ designer.exe
 2 , $ $ FileDir 

pyuic 
. 1 , E: \ Python36- 32 \ python.exe
 2 , -m PyQt5.uic.pyuic FileName $ $ - O $ FileNameWithoutExtension .py $
 3 , $ FileDir $ 

If an error occurs: 
from PyQt5 Import QtCore, QtGui, QtWidgets 
ModuleNotFoundError: No Module named ' PyQt5 ' 

modification: 
File -settings-Project interpreter- amended as python.exe directory (python3.6 installation directory, E: \ Python36- 32 \ python.exe 

right-click directly on the project or the menu bar "Tools", choose Tools External >>QtDesigner open QtDesigner, create a MainWindow, edit the following: 
then saved to the current project directory is selected hello.ui hello.ui, right, External Tools >> pyuic, generate hello.py. 

New main.py, add the following code: 

Import SYS 
Import Hello # Import UI 
from PyQt5.QtWidgets the QApplication Import, The QMainWindow 

IF the __name__ == ' __main__ ' : 
    App = the QApplication (the sys.argv) 

    UI = hello.Ui_MainWindow () 
    mainWnd = The QMainWindow () 
    ui.setupUi (mainWnd) 
    mainWnd.show () 

    sys.exit (app.exec_ ()) 
    
the OK!