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Sarika Singh has Published 189 Articles

Sarika Singh
24K+ Views
Applications can use the logging module to configure various log handlers and to route log messages to these handlers. This enables a very flexible design that can handle a wide range of use cases. A caller must first request a named logger in order to produce a log message. The ... Read More

Sarika Singh
7K+ Views
The Python Standard Library is a collection of script modules that may be used by a Python program, making it unnecessary to rewrite frequently used commands and streamlining the development process. By "calling/importing" them at the start of a script, they can be used. A module is a file that ... Read More

Sarika Singh
3K+ Views
Using comparison operators, we may compare various data types in Python. When creating custom classes, we are unable to simply compare them using the comparison operators. This article will go over various approaches to verify equivalence ("equality") in Python classes. Equality of class objects The == operator makes it simple ... Read More

Sarika Singh
3K+ Views
Metaprogramming in python is defined as the ability of a program to influence itself. It is achieved by using metaclass in python. Metaclasses in Python Metaclasses are an OOP concept present in all python code by default. Python provides the functionality to create custom metaclasses by using the keyword type. ... Read More

Sarika Singh
24K+ Views
When an object is deleted or destroyed, a destructor is invoked. Before terminating an object, cleanup tasks like closing database connections or filehandles are completed using the destructor. The garbage collector in Python manages memory automatically. for instance, when an object is no longer relevant, it clears the memory. In ... Read More

Sarika Singh
6K+ Views
Data hiding is also known as data encapsulation and it is the process of hiding the implementation of specific parts of the application from the user. Data hiding combines members of class thereby restricting direct access to the members of the class. Data hiding plays a major role in making ... Read More

Sarika Singh
14K+ Views
Python makes it simple to create new files, read existing files, append data, or replace data in existing files. With the aid of a few open-source and third-party libraries, it can manage practically all of the file types that are currently supported. We must iterate through all the necessary files, ... Read More

Sarika Singh
1K+ Views
You might wish to perform a specific action in a Python script only if a file or directory is present or not. For instance, you might wish to read from or write to a configuration file, or only create the file if it doesn't already exist There are many different ... Read More

Sarika Singh
4K+ Views
By utilising the pwd, grp, and os modules, you can modify the owner of a file or directory. To obtain the user ID from the user name, to obtain the group ID from the group name string, and to modify the owner, one uses the uid module. Following are the ... Read More

Sarika Singh
22K+ Views
The user whose actions are allowed on a file are governed by its file permissions. A file's permissions for reading, writing, and executing are modified when the file's permissions are changed. This article will cover how to change a file's permission in Python. Using os.chmod() Method To modify the permissions ... Read More