Python class constructor function job is to initialize the instance of the class. Python __init__() is the constructor function for the classes in Python. Python __init__() Function Syntax The __init__() function syntax is: The def keyword is used to define…
Python static method belongs to the Class. They are used to create utility methods for the class. The static method is called from the Class reference. They can’t change the state of the object since they belong to the class.…
The idea of Python main function is to execute some code only when the Python script is executed directly. The function should not execute when the same script is imported as a Python module in another program. How to Write…
Environment variables is the set of key-value pairs for the current user environment. They are generally set by the operating system and the current user-specific configurations. For example, in a Unix environment, the environment variables are set using the user…
Python command-line arguments are the parameters provided to the script while executing it. The command-line arguments are used to provide specific inputs to the program. What is the benefit of Python Command Line Arguments? Python command-line arguments help us to…
Python doesn’t have a ternary operator. But, it supports writing an if-else statement in such a way that it works as a Python ternary operator. Why Python doesn’t have a special ternary operator? Many programming languages have ternary operators. But,…
Python self variable is used to bind the instance of the class to the instance method. We have to explicitly declare it as the first method argument to access the instance variables and methods. This variable is used only with…
Python doesn’t have explicit array data structure. It’s because we can do the same things with the List. The list contains a collection of items and it supports add/update/delete/search operations. That’s why there is not much use of a separate…
Python modulo operator (%) is used to get the remainder of a division. The modulo operation is supported for integers and floating point numbers. The syntax of modulo operator is a % b. Here “a” is dividend and “b” is…
Python yield keyword is used to create a generator function. The yield keyword can be used only inside a function body. When a function contains yield expression, it automatically becomes a generator function. The generator function returns an Iterator known…