Pyqt5 Qwebview Example



The widget QWebView can be used to render webpages. Since we are developing a TODO application, we need a backend that handles the storage, retrieval and general managing of TODO tasks. log & The log is extremely valuable for debugging issues. Minibrowser uses Qt Quick Controls and Qt WebView to provide basic browsing experience. ) 아나콘다 lib에 sitepackages안에 pyqt-tools에 들어가시면 designer가 들어가 있습니다. QT5 WebView to PDF printer. pyqt_disabled_features is the space separated list of features (as defined by SIP's %Feature directive) that should be disabled. One example, is the whole platform/OS adaptation that we can simply re-use. As a workaround, I added this setting: @int qweb_view_font_size = 30 Rev d46162d adds a MathJax example to test. QWebview suports navigational functions: forward(), back(), reload(), stop(). Another vote for chronological view. The backend. Digia and Qt have demerged into two independent companies starting from 1st of May. 之前在网上找了半天的解析网页的内容,都不是很清楚. QWebView uses the QtWebkit web browsing module. More than 3 years have passed since last update. Hi everyone happy new year, Using triggers as an SQL aggregate function alternative? I have a table with many millions of rows and will frequently be needing to know the total of one of the columnsUsing SUM in queries is way too slow since it requires touching the entire table. QtDBus; dbus. 黄花 2015年1月 移动开发大版内专家分月排行榜第二 2011年9月 移动平台大版内专家分月排行榜第二 2010年10月 移动平台大版内. QtWidgets import QApplication from PyQt5. GitHub Gist: instantly share code, notes, and snippets. If I have an open QWebView, I like its default context menu with "Open in New Window" as an option for links. PyQt help re: QWebView widget, please I'm trying to experiment with the QWebView widget and having trouble getting to grips with the settings. canPaste ¶ Return type. Pyqt webview right click found at qtcentre. QtWebKit import * from PyQt5. m_pxRfmView is my QWebView and i user qt 5. A common problem when building GUI applications is "locking up" of the interface when attempting to perform long-running background tasks. How can I set QWebView or QWebPage to the mobile dimensions when I load a specific page? Below self. QWebView class simplified. pip install pyfladesk. If you need a QWidget anyway, you can always construct a QGraphicsView (which is a QWidget) with a QGraphicsWebView inside. The best way to get comfortable with PyQt is play around with the examples and try to change things. It would be far too simple, for example, to allow the execution of arbitrary JavaScript by naïvely building a string and sending it to evaluateJavaScript. 本文介绍了利用qwebview写的一个发腾讯微博的功能,大家可以改成新浪微博,原理是一样的,大家参考使用吧 import urllib. Minibrowser uses Qt Quick Controls and Qt WebView to provide basic browsing experience. org, a friendly and active Linux Community. The purpose of the code is to use QWebEngineView if it is available (meaning the code is run with a newer version of PyQt5) and otherwise fall back to using QWebView. @lionbest: Kolego nie rób mi tu tekstów typu "elektroda. However, when I ran the code posted by the deleted user, all that would display is a blank QWebView frame. > > Is this possible? > I have really no idea when and how I could achieve this. In the case the string corresponds to a valid file path on the system, a file:// URL is constructed, using QUrl. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. Never got into actual dev of it. Here are the examples of the python api PyQt4. The PyQt libraries contain GUI widgets and related code. Search the history of over 377 billion web pages on the Internet. Apr 28, 2009 1 min read #color #hack #qt #webkit. After I added the webview in the designer the linker starts going crazy. No reviews matched the request. pylupdate5; Differences Between PyQt5 and Qt; DBus Support. Below is an example of such a file, which you might want to use to follow along. Learn how to build simple GUI applications with Python and PyQt. my problem is when I used qwebview to display pdf. createWindow method doesn't seem to work, because the method is not invoked when the user chooses to open. - With PyQt5, you have to resize the VR pane in order to see the output! This looks like QWebView bug. To import the module use, for example, the following statement: from PyQt4 import QtWebKit. QtWidgets import * from PyQt5. How do you know which parts you're going to need before you've written the code? You don't. Search the history of over 377 billion web pages on the Internet. Although the trick here is illustrated for QWebView, of course it is suitable for other widgets, too (see Henrik's yesMan example ). In the following examples we assume that a. qtmultimedia. 我们使用的是QWebview模块,这里也主要是展示下QWebview的用法. QtWidgets import QApplication from PyQt5. org, a friendly and active Linux Community. Overriding the QWebPage. PyQt combines all the advantages of Qt and Python. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. To show a website simply call the load(url) method. Skip navigation PySide WebKit Browser using QWebView DevNami. The alias WebMapWidget is used to make sure that in both cases the imported class is available under the same name. The Scribble example implements a wider set of events to handle mouse movement, button presses, and window resizing. Qt's QWebView is a little finicky and doesn't let anything create a new window (or close one) without you're (the programmer) express written consent. It would be far too simple, for example, to allow the execution of arbitrary JavaScript by naïvely building a string and sending it to evaluateJavaScript. There are many subclasses which provide real functionality, such as QLabel, QPushButton, QListWidget, and QTabWidget. PyQt中的WebKit是一个非常强大的库,其主要作用就是可以通过此库开发一个简易的浏览器,真的很强大,这里我主要是想用这个包来讲某个网站的网页界面显示在Qt用户界面中。在PyQt5. 本文介绍了利用qwebview写的一个发腾讯微博的功能,大家可以改成新浪微博,原理是一样的,大家参考使用吧 import urllib. If you continue browsing the site, you agree to the use of cookies on this website. I came across making browser a few years ago. Producer / Comsumer example 일반적으로 QThread subclass. In one of the future tutorials I'll cover PyQt threading, this one is focused on just the bare basics. Port (slightly tweaked) fix from grass changeset 71167 for same issue, and add a unit test (cherry-picked from d850393) Even Rouault 2017-07-08 [OGR] Use OGR_F_SetFieldNull() with GDAL >= 2. In this tutorial, we'll make our own browser using Qt Webkit. When it comes need to have browser that we will using with specific task and run behind proxy, we can rely on PyQT4. Is it possible to set this as a desktop background with automatic updating every few hours (the map itself up. With manuskript in it's early days of development we plan to keep this log at least until we leave pre-release status. The problem comes when it's time to fill in the login form and submit it. WebKit is the web browser engine used by Safari, Mail, App Store, and many other apps on macOS, iOS, and Linux. pylupdate5; Differences Between PyQt5 and Qt; DBus Support. As you may know PyQt is a set of Python bindings for Qt framework, and Qt (pronounced cute) is C++ framework used to create GUI-s. QWebView is the main widget component of the Qt WebKit web browsing module. my problem is when I used qwebview to display pdf. Look at most relevant Pyqt webview right click websites out of 3. No reviews matched the request. Programming Languages I''m new to PyQT and I''m looking for a code that demonstrates a simple push button, which when clicked will open a new small window with QTextEdit in i, ID #4187134. path,time,sys,re,urllib. I can now use ffmpegconverter again! (A small one which does great things. Przeglądam co znalazłem, zakładam, że i tak by zadziałało. The web browser example is just that, an example. I have gone through some sites and was wondering whether iyou always need to create subclasses and their definitions for the undo/redo action. 10, use WKWebView to add web content to your app. The required services are now started, and the main application can be launched. sleep), it can't accept or react to them. Digia and Qt have demerged into two independent companies starting from 1st of May. In this tutorial I'll cover one of the simplest ways to achieve concurrent execution in PyQt. If you continue browsing the site, you agree to the use of cookies on this website. #opensource. Example of PyQt5 Snake game 1) This a follow-up question to Example of PyQt5 simple turn-based game code 2) After improvement I edited original code to create snake clone game, which is real-time (or pseudo real-time) and it is. Placeholders are often used to specify binary data or strings that contain non-ASCII or non-Latin-1 characters. Here is a great map of the Earth showing live information about winds and temperature. QWebView Class Reference. QtWebKit import QWebView app = QApplication(sys. QtGui import * from PyQt5. It appears to work fine for sites like intel. This book contains many real life examples derived from the author's experience as a Linux system and network administrator, trainer and consultant. If you do not wish to see the log on a terminal window then you can opt to redirect the console log output. The following are code examples for showing how to use PyQt5. pip install pyfladesk. Basically, we need two classes: one to be the main window, and one to be the custom QWebView that takes care of rendering the page. QWebView acts as a view onto Web pages, each of which is represented by an instance of the QWebPage class. I have a working script that uses PyQt-5. This is the closest I can find but it's in C++ and I don't know how to translate it over: Is there a way to have (animated)GIF image. I want to make a QWebView appear expanding to the width and height so that ideally it will have no scroll bars. 6だそうで、いまだにqtwebkitを利用しています。qtwebengineだと動画が写ることが確認とれました。qt5. This allows a webpage to interact with the Qt application. You can vote up the examples you like or vote down the ones you don't like. Porém, apenas estou postando agora. QWebEngineView(). Another thing that. QtWebKit import QWebView, QWebSettings # turn on developer tools in webkit so we can get at the javascript. It can be used in various applications to display web content live from the Internet. 写法和以前(PyQt4时代)基本一样,只是widgets们都移到了QtWidgets里,下面是之前的例子改成PyQt5的版本. Right now I'm just trying to get 'www. The backend. All structured data from the file and property namespaces is available under the Creative Commons CC0 License; all unstructured text is available under the Creative Commons Attribution-ShareAlike License; additional terms may apply. Although the trick here is illustrated for QWebView, of course it is suitable for other widgets, too (see Henrik's yesMan example ). Reimplement this function to enable drag and drop support for additional MIME types. We also will be using PyQt library. 10) is uploaded to PyPI. Skip navigation PySide PDF Viewer QWebView DevNami. Minibrowser uses Qt Quick Controls and Qt WebView to provide basic browsing experience. Juha Varelius will take upon the position of President and CEO of Qt Group Plc. The best way to get comfortable with PyQt is play around with the examples and try to change things. The QWebView class provides a widget that is used to view and edit web documents. Lukas Hetzenecker a écrit : > I tried to embed a Matplotlib FigureCanvas into a QTabWidget. Files are available under licenses specified on their description page. QtWebKitWidgets import QWebView class Window(QWebView): File index. Welcome to the 8th installment of my series on writing applications in C++ with Qt and boost. watch-full seems to be doing what you wan't but it's fragile as it resets for example when you resize the browser so you need to handle that too. Setup a private space for you and your coworkers to ask questions and share information. + description: "Special-purpose list for the Gentoo Bug Wranglers. load (QUrl (sys. I saw this question using QMainWindow , but this is a headless crawl, and it works great as is, except for setting the width & height of the "browser" view. This article shows a good example how this can be done - applied to PyQt5, this is how it could look:. ) 아나콘다 lib에 sitepackages안에 pyqt-tools에 들어가시면 designer가 들어가 있습니다. client import HTTPSConnection from PyQt5. Supported. QWebView class simplified. QtDBus; dbus. Reimplement this function to enable drag and drop support for additional MIME types. Python - PyQT4 как определить положение щелчка мыши в любом месте окна? У меня есть окно разрешения 1024×768, когда есть щелчок или мышь, я хочу найти значения x, y. You can vote up the examples you like or vote down the ones you don't like. GitHub Gist: instantly share code, notes, and snippets. In the case the string corresponds to a valid file path on the system, a file:// URL is constructed, using QUrl. ex = Example sys. Sign in Sign up. 5 并安装最新的pyqt5 (pyqt5. QtCore import QUrl from PyQt4. The super-short example for color inversion is in the Graphics Dojo repository under the webnightmode directory (available for both Qt/C++ and PyQt). Tag: pyqt pyqt clipboard. This book contains many real life examples derived from the author's experience as a Linux system and network administrator, trainer and consultant. QWebView is the main widget component of the Qt WebKit web browsing module. These apps are intended as examples from which you can poke, hack and prod your way to writing your own tools. The binaries posted here are experimental and any comments would be welcome. Qt will automatically expose Qt-slots and Qt-properties to a JavaScript when a QObject is made available in the frame's JavaScript context. exe binary to install Qt4 on my Windows 32bit Virtual Machine that has Python version 2. PyQt5 Webkit (QWebview) inside a browser. Automation is typically used for tasks that are repetitive, boring, time-consuming, or otherwise inefficient without the use of a script. Overriding the QWebPage. If you are interested in joining, simply get active on bugzilla and help our existing members wrangle bugs. 1) I got output that has. The widget QWebView can be used to render webpages. finger scrolling: i found a very cool article in Qt blog and Ariya Hidayat implemented a Flick Charm example. I have some experience with PyQt5 so this approach seemed the most natural to me. It uses PyQt5, Python 3. ) have an attribute "id" that defines a unique ID for that element in the document as well as an attribute "class" which declares the element to be. QtWidgets import QApplication from PyQt5. If python-kde4 don't want to install, then update your…. QWebView uses the Webkit rendering engine The web browser engine is used by Safari, App Store and many OS X applications. Эта страница в последний раз была отредактирована 8 июля 2018 в 14:42. Besides the addressbar for the URL, it has a couple of controls to navigate through the browsing history. qtwebengine was not found, so I searched all patterns matching python3-pyqt5 and apt-cache search found this one among others which seemed relevant to me. Next we create a QWebView object. Setup a private space for you and your coworkers to ask questions and share information. The alias WebMapWidget is used to make sure that in both cases the imported class is available under the same name. 6で確認しました。そのため、pyside2や、pyqt5でも、まだ動画を見る事は不可能のようです。もう少し時間が立つのを待ち. The QWebView class provides a widget that is used to view and edit web documents. The QtWebKit. QWebView uses the QtWebkit web browsing module. PyQt4 Download. QWebview suports navigational functions: forward(), back(), reload(), stop(). Since we are developing a TODO application, we need a backend that handles the storage, retrieval and general managing of TODO tasks. This class can be used, together with QWebFrame, to provide functionality like QWebView in a widget-less environment. QWebView is the main widget component of the Qt WebKit web browsing module. 23:01 < Riddell> anyone want to learn a bit of pyqt? 23:02 < Sundance> Riddell: Is this going to be about PyQt, or Plasmoids in Python specifically?. With this text field, you can display plain text, but also rich text like HTML-formatted text and images. Files are available under licenses specified on their description page. setUserStyleSheetUrl option. In this tutorial, we'll make our own browser using Qt Webkit. 1: No module named 'PyQt5. global":{"3dfx": "Enable support for Voodoo chipsets, also called as 3DFX and TDFX", "X": "Add support for X11", "Xaw3d": "Add. I need it to show just a single internal site, however that site has a self-signed certificate which causes it not to load. The following are code examples for showing how to use PyQt5. I naively assumed, that a call to setNetworkAccessManager() would keep a reference to new_manager and thus avoid its destruction this does not seem to be the case. I have a working script that uses PyQt-5. The widget QWebView can be used to render webpages. Specify that you want to link against the QtWebkit module by adding this line to your qmake. To do so, create a WKWeb View object, set it as the view, and send it a request to load web content. Is it possible to set this as a desktop background with automatic updating every few hours (the map itself up. (APP to webAPP) Ask Question It is possible with QWebView from QtWebKit. As QT is an async library, you probably won't have any result if you immediately try to look at the html data of your webview after calling load, because it returns immediately, and will trigger the loadFinished signal once the result is available. 2015 16:27 by Jens Weller. Serving resource to QWebView of PyQT5 (Python) - Codedump. Browse the Gentoo Git repositories. QWebView class simplified. Do not use UIWebView or WebView. Окно PyQt закрывается после запуска. com' to load in a webview when a button is pressed. m_pxRfmView is my QWebView and i user qt 5. xenial (16. When a user takes an action — clicking on a button, selecting a value in a combo box, typing in a text box — the widget in question emits a signal. In this tutorial I'll cover one of the simplest ways to achieve concurrent execution in PyQt. If you have purchased a commercial PyQt license then please login to your account using the details sent to you at the time of purchase. An example to reproduce this issue (in PyQT. In this tutorial I'll cover one of the simplest ways to achieve concurrent execution in PyQt. (5 replies) Hi, I would like to subclass QNetworkAccessManager and create a subclass of QWebView, that will use the subclassed QNetworkAccessManager for all accesses. This page was last edited on 8 July 2018, at 14:42. After I added the webview in the designer the linker starts going crazy. You can vote up the examples you like or vote down the ones you don't like. Now, let's throw caution to the wind and look at a simple example. Learn how to create a browser using QWebView PySide PyQt. QtCore import QUrl from PyQt5. Although the trick here is illustrated for QWebView, of course it is suitable for other widgets, too (see Henrik's yesMan example ). pyrcc5; Support for Pickling; Using PyQt5 from the Python Shell; Internationalisation of PyQt5 Applications. I'll attempt a workaround later today. Here is a basic QWebView usage:. Books * Rapid GUI Programming with Python and Qt Introduction to Python Programming and Developing GUI Applications with PyQT Automate the Boring Stuff with Python Program Arcade Games With Python and Pygame Mastering Qt 5 Game Programming Using QT Application Development with Qt Creator, 2nd Edition Introduction to Design Patterns in C++ with. (as an example of how your rendered Django webpage could look. It uses PyQt5, Python 3. app-misc/digitemp:ds2490 - Build support for the ds2490 sensor app-misc/digitemp:ds9097 - Build support for the ds9097 sensor app-misc/digitemp:ds9097u - Build support for the ds9097u sensor app-misc/elasticsearch:x-pack - Enable additional features (may need a license) app-misc/emelfm2:ansi. watch-full seems to be doing what you wan't but it's fragile as it resets for example when you resize the browser so you need to handle that too. com' to load in a webview when a button is pressed. Now, let's throw caution to the wind and look at a simple example. To show a website simply call the load(url) method. The example launcher provided with PyQt can be used to explore each of the examples in this. I'm using QT Creater 2. vs2015支持c++开发跨平台的库,这样对于Qt而言会有多大的冲击呢?将来用VS开发c++跨平台和QT开发跨平台应用发展趋势各是怎样的?. m_pxRfmView is my QWebView and i user qt 5. Automation is undoubtedly one of the most coveted skills a programmer can possess. Here is the sample design (saved as httpWidget. It will call the QWebView's virtual function createWindow() to get a new QWebView instance to load the url. pyqt5,pyside2は、まだqtに引き直すとqt5. Test PyQt GUIs with QTest and unittest - A complete example of how to write unit tests for PyQt using only the open source modules included in PyQt and Python. QtCore import QObject, QUrl, pyqtSlot from PyQt4. All gists Back to GitHub. The QtWebKit. If you have purchased a commercial PyQt license then please login to your account using the details sent to you at the time of purchase. Setup a private space for you and your coworkers to ask questions and share information. pylupdate5; Differences Between PyQt5 and Qt; DBus Support. Here is a great map of the Earth showing live information about winds and temperature. However, it's always the desktop view. When it comes need to have browser that we will using with specific task and run behind proxy, we can rely on PyQT4. log & The log is extremely valuable for debugging issues. loadFinished() signal is emitted when the view has loaded completely. page() function returns a pointer to the web page object. It is implemented as more than 35 extension modules and enables Python to be used as an alternative application development language to C++ on all supported platforms including iOS and Android. In one of the future tutorials I'll cover PyQt threading, this one is focused on just the bare basics. The load() method opens the url (QUrl) in the argument. PyQt5 supports a widget that displays websites named QWebView. QtWebEngineWidgets) QWebEngineScript (class in PyQt5. Specify that you want to link against the QtWebkit module by adding this line to your qmake. Python works with semantically significant indentation, so separating things with semicolons isn't the best way to write it. com, it appears to only load the following html:. こちらのサイトを日本語でざっくりとまとめていきます. Want to develop a web browser in python – let me get you started with a small working prototype. PySide's QWebView can load a given url and display the web page associated with it with just PySide's QWebView can load a given url and display the web page associated with it with just a few lines of code. Search the history of over 377 billion web pages on the Internet. The last post was about signaling and messaging in C++. They hope these examples will help you to get a better understanding of the Linux system and that you feel encouraged to try out things on your own. It is implemented as more than 35 extension modules and enables Python to be used as an alternative application development language to C++ on all supported platforms including iOS and Android. We also assume that the name of the file containing the generated Python code is ui_imagedialog. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. 程序员之路:python3+PyQt5+pycharm桌面GUI开发_彭世瑜_新浪博客,彭世瑜,. Text is rendered using anti-aliased outline fonts to provide the best possible on-screen representation. First it renders the contents as HTML, then it uses the "Print as PDF" functionality of the QWebView to save a PDF file. 2017开始有了Qt5. argv) wv = QWebView() wv. PyQt的核心是Qt(c++)库,一般不会占用太多时间的逻辑代码速度慢点,也不会成为瓶颈。 同时,在使用方式上,PyQt并没有失去Python的优雅语法,快速开发的能力。. QtGui import * from PyQt5. To show a website simply call the load(url) method. We'll add controls to the version 1 such as backward, forward, refresh, and go features. We aren't able to process your payment using your PayPal account at this time. Dependency Walker is a free utility that scans any 32-bit or 64-bit Windows module (exe, dll, ocx, sys, etc. Documents can be manipulated using a cursor-based API, and their contents can be imported and exported as both HTML and in a custom XML format. 기본적으로 제공하는 Templet 중, 여기에서는 작은 빈창을 기본적으로 주는 'Dialog without Buttons' 를 선택하고 아래 생성 버튼을 누르자. If you continue browsing the site, you agree to the use of cookies on this website. See Elements of QWebView for an explanation of how the web page is related. What appears as a frozen interface is the main Qt event loop being blocked from processing (and responding to) window events. argv which contains and command line options used to start the application (none in our case) and saves it to a variable called app. QtGui import QApplication from PyQt4. Ensuite tu crées une nouvelle page sur ton disque et tu la refile au QWebView telle quelle en laissant le QWebView se démerder tout seul avec l'affichage correct de la formule Un example minimaliste qui fonctionne:. It's argument - either true or false - indicates load success or failure. QtWebKit import * from PyQt5. comなど)のCookieを永続的にしたいので、ユーザーがブラウザを閉じて再オープンするたびに、再度ログインする必要はありません。 ありがとう、…. QtCore import QObject, QUrl, pyqtSlot from PyQt4. Some websites may have fixed widths that wont allow this, but I am not concerned with those. If I have an open QWebView, I like its default context menu with "Open in New Window" as an option for links. Here are the examples of the python api PyQt5. (5 replies) Hi, I would like to subclass QNetworkAccessManager and create a subclass of QWebView, that will use the subclassed QNetworkAccessManager for all accesses. log & The log is extremely valuable for debugging issues. There are some specialized types of model already created for you. Files are available under licenses specified on their description page. It's a bit of a hack, but it gets. > I'm not sure that is a pure MatPlotLib issue. Ok! Now we're ready to take a look at the PyQt angle to all this. Learn how to create a browser using QWebView PySide PyQt. The following tutorial shows how to load a web page using QUrl in QWebView. QWebView is the main widget component of the Qt WebKit web browsing module. 一、前言这个IP地址输入框控件,估计写烂了,网上随便一搜索,保证一大堆,估计也是因为这个控件太容易了,非常适合新手练手,一般的思路都是用4个qlineedit控件拼起来,然后每个输入框设置正则表达式过滤只能输入3位数字,然后安装事件过滤器识别回车自动…. Specify that you want to link against the QtWebkit module by adding this line to your qmake. If I have an open QWebView, I like its default context menu with "Open in New Window" as an option for links. For example, if your Qt installation is 32 bits, and your Python installation is 32 bits and 64 bits then you will need to specify --use-arch i386 to ensure that pyuic4 runs the 32 bit version of Python. argv which contains and command line options used to start the application (none in our case) and saves it to a variable called app. With web automation, you can easily create a bot to perform different tasks on. The examples in this tutorial as easy as possible, showing useful ways to write and structure your program. The web browser example is just that, an example. Here are the examples of the python api PyQt5. argv[1])) wv. The main bit of the Murmeli window is a QWebView from Qt (now called QWebEngineView), giving the flexibility of HTML display for showing messages, profiles and so on. Окно PyQt закрывается после запуска. PyQt5: Py开发界面,可用cpp扩展 3. html is a dummy example: Brython web app embedded in electron desktop app?. argv which contains and command line options used to start the application (none in our case) and saves it to a variable called app. QtWebEngineWidgets) QWebEngineSettings (class in PyQt5. The Qt document also says: QWebView is the main widget. The backend. The Qt document also says: QWebView is the main widget. Please go back to the merchant and try using a different payment method [on hold]. In this example, I've created four slots on the QObject which will be callable from javascript. Can't find QWebView in Qt Designer. Web developers can follow development, check feature status, download Safari Technology Preview to try out the latest web technologies, and report bugs. Updating PyQt4 to PyQt5: These are the python language bindings for Qt which the QGIS python API relies on. xenial (16. Small post showing some simple examples on how to deal with threading in PyQt4 which would at least have saved me a bit of time when I was first looking into it. For example, I will use the PyQt4-4.