What is the difference between .py and .pyc files?
The .py files are the python source code of a program. While the .pyc files contain the bytecode of the python files. We get bytecode after compilation of .py file (source code). The .pyc files are not …
Is it possible to call parent class without its instance creation in Python?
Yes, it is possible if the base class is instantiated by other child classes or if the base class is a static method.
What are unit tests in Python?
Python | What are unit tests Unit test is a testing technique to check a single component of code and ensures that it performs as expected. Unit tests are an important part of regression testing to ensure that …
What is PEP 8?
PEP stands for Python Enhancement Proposal. A PEP is an official design document that describes new features proposed for Python and documents aspects of Python, like design and style, for the community. PEP 8 exists to …
What is a model in Django?
Django | Model A model is a Python class in Django that is derived from the django.db.models.Model class. A model is used in Django to represent a table in a database. It is used to interact …
what’s the difference between a project and an app?
Django | Difference between a project and an app The project covers the entire application, while an app is a module or application within the project that deals with one dedicated requirement. So, a project consists …
What is main function in python? How do you invoke it?
Python | Main Function In the world of programming languages, the main is considered as an entry point of execution for a program. But in python, it is known that the interpreter serially interprets the file …
How to remove whitespaces from a string in Python?
Python | strip() Function | Remove whitespaces from a string To remove the whitespaces and trailing spaces from the string, Python provides a strip([str]) built-in function. This function returns a copy of the string after removing whitespaces …
“in Python, Functions Are First-class Objects.” What Do You Infer from this?
It means that a function can be treated just like an object. You can assign them to variables and pass them as arguments to other functions. You can even return them from another function. You …
What do you mean by the csrf_token?
The csrf_token is used for protection against Cross-Site Request Forgeries. This kind of attack takes place when a malicious website consists of a link, some JavaScript, or a form whose aim is to perform some …
What is __init__ in python?
Python | __init__ constructor method __init__ is a constructor method in Python and is automatically called to allocate memory when a new object/instance is created. All classes have a __init__ method associated with them. class Student: …
Set path and environment variables in Windows 10
Windows | Set path and environment variables in Windows 10 Press the + to access the Power User Task Menu. Now, select the System option. In the About window, click the Advanced system settings link under Related settings from the right side. In the Advanced tab, click the button. In …
How do you debug code in python?
Using PDB we debug code in python. Some pdb commands include- <b> — Add breakpoint <c> — Resume execution <s> — Debug step by step <n> — Move to next line <l> — List source code …
What is a cookie in Django?
Django | Cookie A cookie is a small piece of information that is stored in the client's browser. It is used to store a user’s data in a file permanently (or for a specified time). Cookie …
How will you check if a class is a child of another class?
Python | issubclass() This is done by using a method called issubclass() provided by python. The method tells us if any class is a child of another class by returning true or false accordingly. …