我运行命令
pip install pyqt5
我得到以下错误
~$ pip install pyqt5
DEPRECATION: Python 2.7 reached the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 is no longer maintained. pip 21.0 will drop support for Python 2.7 in January 2021. More details about Python 2 support in pip, can
我在python中遇到了一些导入问题。当我想导入PyQt5库时,我得到了错误消息"No module named 'PyQt5'“。该文件夹位于路径C:\Python\Python37\Lib\PyQt5中。我可以导入tkinter,文件夹与PyQt5的路径相同
代码:从PyQt5导入QtCore,QtGui,QtWidgets错误:ModuleNotFoundError:没有名为'PyQt5‘的模块
我正在从源代码构建krita,每当我运行cmake .. -DCMAKE_PREFIX_PATH=/Path/to/PyQt5或cmake .. -DPYQT_SIP_DIR_OVERRIDE=Path/to/PyQt5时,我都会收到这样的警告,它找不到PyQt5
The following OPTIONAL packages have not been found:
* PyQt5 (required version >= 5.6.0), Python bindings for Qt5., <https://www.riverbankcomputing.com/softwar
我需要将一些Python2+PyQt4代码移植到Python3+PyQt5。
我开始安装pip3
sudo apt-get install python3-pip
效果很好。已尝试
sudo pip3 install PyQt5
Downloading/unpacking PyQt5
Could not find any downloads that satisfy the requirement PyQt5
Cleaning up...
No distributions at all found for PyQt5
我在网上找到了以下步骤:
但是他们太多了。在Ubuntu14.04中安
导入PyQt5时会出现以下错误:
C:\Python364>python.exe
Python 3.6.4 (v3.6.4:d48eceb, Dec 19 2017, 06:54:40) [MSC v.1900 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> from PyQt5.Qt import *
如果我使用python模块PyQt5的正常导
我正在尝试将我的.ui文件转换为.py文件。我使用的是PyQt5和Python3.6。
当尝试以下命令时,它们都会失败:
C:\Python35\Lib\site-packages\PyQt5>pyuic5 FirstApp.ui -o FirstApp.py
'"C:\Python35\python"' is not recognized as an internal or external command,
operable program or batch file.
C:\Python35\Lib\site-packages\PyQt5>py
我正在尝试构建一个在ubuntu上使用pyqtdeploy的pyqt5项目。它在声明无法用错误消息冻结文件的早期就失败了。
FileNotFoundError: [Errno 2] No such file or directory: '/usr/lib/python3.4/site-packages/PyQt5/__init__.py'
在Locations选项卡中,我将Standart库目录设置为/usr/lib/python3.4,如果我将其更改得更早--但是PyQt5位于/usr/lib/python3 3/dist-packages/PyQt5 5中,如何让pyqtd
我无法使用pyInstaller生成我的设置。当我输入命令"pyinstaller -w -F myfile.py“时,出现下面的错误:
app/env/lib/python3.8/site-packages/PyQt5/Qt5/lib/QtNetwork.framework/Versions/5/QtNetwork)
12552 ERROR: Can not find path /usr/lib/libSystem.B.dylib (needed by /Users/macbookpro/Desktop/app/env/lib/python3.8/site-packages/PyQt
我在Windows7上为python2.7下载了PyQt5可执行文件,这两个版本都是64位版本。
安装在C:\Python27 27\Lib\site-packages\PyQt5 5上。
我试图使用上面的代码:
from PyQt5.QtWidgets import QApplication, QDialog
我知道错误:
ImportError: DLL load failed: The specified module could not be found.
我在这个文件夹中找到了QtWidgets:C:\Python27\Lib\site-packages\PyQt5\sip\PyQ
首先,我通过以下步骤安装QScintilla:
1:
cd Qt4Qt5
qmake qscintilla.pro
sudo make
make install
2:
cd ../designer-Qt4Qt5
qmake designer.pro
sudo make
sudo make install
3:
cd ../Python
python3 configure.py --pyqt=PyQt5
sudo make
在这里我遇到了一个问题:
QAbstractScrollArea: No such file or directory
和问题:
qprinter.h: No such f
是否有可能在依赖于的包中遵循良好的集成(如这里的PyQt5 )?(我使用的是Ubuntu14.04,不知道这是否有影响)
在这两种建议的方法中,我得到了以下内容:
$ python3 setup.py test
running test
Searching for pyqt5
Reading https://pypi.python.org/simple/pyqt5/
No local packages or download links found for pyqt5
error: Could not find suitable distribution for Requirement.par
我想升级用于Python2的包psychopy:
$ sudo -H pip2 install --upgrade psychopy
Collecting psychopy
Collecting pillow (from psychopy)
Using cached Pillow-5.0.0-cp27-cp27mu-manylinux1_x86_64.whl
Collecting pyqt5 (from psychopy)
Could not find a version that satisfies the requirement pyqt5 (from psychopy) (fro
我正在尝试使用QSerialPort模块的PyQt5。我所发现的一切都表明,包含QtSerial的QSerialPort应该与PyQt5一起出现。例如,
>>> from PyQt5 import QtSerial
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ImportError: cannot import name 'QtSerial' from 'PyQt5' (/usr/lib/python3.
我正在运行一个脚本来绘制一些数据。但是当我运行它时,它失败了,我在控制台中得到了这个:
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.
This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.
Available p