In this example you will learn to create a simple calculator that can add, subtract, multiply or divide depending upon the input from the user.
使用QWebEngineView 小部件 我们需要从第四章中复制我们的 Qt 应用程序模板,使用 QMainWindow 构建应用程序,并将其命名为simple_browser.py;我们将开发一个带有选项卡和历史记录显示的基本浏览器。 我们首先导入QtWebEngineWidgets库,如下所示: fromPyQt5importQtWebEngineWidgetsasqtwe 请注意,还有一个QtWebEngine模块...
python3# stopwatch.py - A simple stopwatch program.importtime# Display the program's instructions.print('Press ENTER to begin. Afterward, press ENTER to "click" the stopwatch. Press Ctrl-C to quit.')input()# press Enter to beginprint('Started.') startTime = time.time()# get the fir...
python3# stopwatch.py - A simple stopwatch program.import time--snip--# Start tracking the lap times.try: # ➊while True: # ➋input()lapTime = round(time.time() - lastTime, 2) # ➌totalTime = round(time.time() - startTime, 2) # ➍print('Lap #%s: %s (%s)' % (lap...
9. Quadratic Discriminant Calculator Write a Python program to calculate the discriminant value. Note: The discriminant is the name given to the expression that appears under the square root (radical) sign in the quadratic formula. Test Data: ...
Write a Python program to create a Pythagorean theorem calculator. Note : In mathematics, the Pythagorean theorem, also known as Pythagoras' theorem, is a fundamental relation in Euclidean geometry among the three sides of a right triangle. It states that the square of the hypotenuse (the side...
Flopy: The Python interface to MODFLOW. imod-python: Make massive MODFLOW models. Idfpy: A simple module for reading and writing iMOD IDF files. IDF is a simple binary format used by the iMOD groundwater modelling software. WellApplication: Set of tools for groundwater level and water chemist...
2)右键单击该类的背景,选择「Go To and Test」。 3)在主菜单中吗,选择 Navigate → Test。 选择「Create New Test…」,得到以下窗口:Target directory、Test file name 和 Test class name 这三项均保留默认设置。选中上图中两种需要测试的方法并点击 OK。好了!PyCharm 自动创建文件 test_calculator.py,并在...
Failed to load latest commit information. Type Name Latest commit message Commit time data exts img md rst src .gitignore README.md _config.yml make.bat requirements_.txt updatelog.md View code README.md 告别枯燥,60秒学会一个小例子,系统学习Python,从入门到大师。Python...
Failed to load latest commit information. Type Name Latest commit message Commit time data exts img md rst src .gitignore README.md _config.yml make.bat requirements_.txt updatelog.md View code README.md 告别枯燥,60秒学会一个小例子,系统学习Python,从入门到大师。Python...