In Python, the special name __main__ is used for two important constructs: the name of the top-level environment of the program, which can be checked using the __name__ == ‘__main__’ expression; and. the __main__.py file in Python packages.
What is __ name __ used for in Python?
Why do we use if __ name __ == ‘__ main __’ in Python?
What does if __ name __ mean?
What is __ means in Python?
What is driver code Python?
A driver script is a short program, written in the Python programming language, which is used to directly configure a device via the Oracle Communications IP Service Activator device drivers. Python allows the use of loops and if/then statements when generating device commands.
How do I import a module into Python?
Importing Modules
To make use of the functions in a module, you’ll need to import the module with an import statement. An import statement is made up of the import keyword along with the name of the module. In a Python file, this will be declared at the top of the code, under any shebang lines or general comments.
What is driver code in Python?
A driver script is a short program, written in the Python programming language, which is used to directly configure a device via the Oracle Communications IP Service Activator device drivers. Python allows the use of loops and if/then statements when generating device commands.
What is the meaning of == in Python?
The == operator compares the value or equality of two objects, whereas the Python is operator checks whether two variables point to the same object in memory. In the vast majority of cases, this means you should use the equality operators == and !=
What is if name == Main for?
In Short: It Allows You to Execute Code When the File Runs as a Script, but Not When It’s Imported as a Module. For most practical purposes, you can think of the conditional block that you open with if __name__ == “__main__” as a way to store code that should only run when your file is executed as a script.
What is this symbol called _?
Alternatively known as a low line, low dash, and understrike, the underscore ( _ ) is a symbol found on the same keyboard key as the hyphen.
What is Python property decorator?
The @property is a built-in decorator for the property() function in Python. It is used to give “special” functionality to certain methods to make them act as getters, setters, or deleters when we define properties in a class.
How to install main module in Python?
- Ensure the pip module is already installed. …
- Verify the release of pip to ensure it is installed correctly. …
- Install the new Python module using the command pip install <module-name> . …
- To list all installed Python modules and packages, use the pip list command.
How do I install a Python module in Excel?
Before you start you will need to have Microsoft Excel for Windows installed, as well as a compatible version of Python. PyXLL works with any Python distribution, including Anaconda. TL;DR; Use pip to install the pyxll Python package, and then run “pyxll install” to install the PyXLL Excel add-in.
How do I import a module in HTML?
In HTML, this is done by adding type=”module” to the <script> tag. Modules are automatically interpreted in strict mode. There is also a function-like dynamic import() , which does not require scripts of type=”module” .
How to write Selenium test cases in Python?
- Download and install Python on Windows.
- Install Selenium libraries in Python.
- Download and install PyCharm.
- Create a new project and write the Selenium test script.
- Run and validate the test scripts.
How to pip install Selenium?
To install the Selenium bindings in our system, run the command: pip install selenium. As this is done, a folder called Selenium should get created within the Python folder. To update the existing version of Selenium, run the command: pip install –U selenium.
What is #%% in Python?
To use Magic Python, you need to enable Scientific Mode in the View menu. You can then use #%% to indicate the start and end of cells. Individual Cells can be executed in the console by pressing CTRL+Enter.
What does === mean in Python?
The == operator checks to see if two operands are equal by value. The === operator checks to see if two operands are equal by datatype and value.
What is self in Python?
The self parameter is a reference to the current instance of the class, and is used to access variables that belongs to the class.
What is ‘>’ mean?
What does > mean? > is a symbol that means “greater than.” In math, it shows one value is larger than another (4 > 3). It can also conveniently stand in for the phrase greater than in casual writing (triceratops > T-rex, which it is, folks).
What is this called () in math?
x ≤ y means x is less than or equal to y. ( ) parentheses. calculate expression inside first. 2 × (3+5) = 16.
How do you define a static method in Python?
To declare a static method, use this idiom: class C: @staticmethod def f(arg1, arg2, …): … The @staticmethod form is a function decorator – see the description of function definitions in Function definitions for details. It can be called either on the class (such as C.f() ) or on an instance (such as C().
How do you define a subclass in Python?
A class which inherits from a superclass is called a subclass, also called heir class or child class.
What is the command to install Python in CMD?
To do so, open the command line application Command Prompt (in Windows search, type cmd and press Enter ) or Windows PowerShell (right-click on the Start button and select Windows PowerShell ) and type there python -V .
How do I read an XLS file in Python?
Reading an Excel File
The read_excel function of the pandas library is used read the content of an Excel file into the python environment as a pandas DataFrame. The function can read the files from the OS by using proper path to the file. By default, the function will read Sheet1.