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This tutorial explains how to delete a substring in a string in Python. It will show you that strings cannot just be deleted, but only replaced. This tutorial also lists some sample codes to clarify the concepts, as the method has changed c...

This tutorial will explain various ways to get the parent directory of a path in Python. A parent directory is a directory above or above a given directory or file. For example, C:\folder\subfolder\myfile.txt the parent directory of the pat...

The error occurs when a user manually tries to stop a running program using Ctrl + C or Ctrl + , or in the case of Jupyter Notebook by interrupting the kernel . To prevent accidental use of , which often occurs , we can use exception handli...

Parallelizing a loop means scaling all processes in parallel using multiple cores. When we have a large number of jobs, each computation does not wait for the previous computation in parallel to finish. Instead, it is done using different p...

if-else The statement works in such a way that if the condition is true, then if the statements following it will be executed, otherwise else the statement after it will be executed. if-else Statements usually require a maximum of 4 lines o...

try...except The _statement is used in Python to catch exceptions or run some error-prone code. Nowadays, every programming language has this feature, but in Python, it try...except is represented by these words and _keywords respectively....

Regular expressions match specific strings in Python text. They form a search pattern and check if the search pattern exists in the text. In this article, we will study about case insensitive regular expressions in Python. We further explai...

This tutorial will demonstrate various ways to read data from a CSV file and save it as a JSON file in Python. In web applications, the format used to save and transfer data is the JSON format. Assume that we have saved the data in CSV (Com...

CSV files can store data in a table format. The data is a simple text file, each line of data is called a record, and each line can be separated by commas. This article will discuss different ways to write a list to CSV in Python. csv.write...

Python has a wide range of applications in data analysis and visualization. When we analyze massive datasets with many observations, we may encounter situations where we have to smooth out the curves on a graph to study the final plot more...

Lambda forms or lambda expressions are anonymous functions in Python. They are lambda inline functions that can be created using the reserved keywords in Python. In this article, we will discuss lambda functions in Python and learn how to h...

This tutorial will show you various ways to implement a one-line loop in Python for . In Python, a one-line for loop can take many forms; a simple for for loop can iterate over an iterable object or a sequence. Another can be a simple list...

Matrices are used extensively in mathematics and statistics for data representation and solving multiple linear equations. In programming, two-dimensional arrays are considered as matrices. In Python, we have many functions and classes that...

In linear algebra, an n-dimensional identity matrix is ​​an n × n square matrix with 1s on the main diagonal and 0s elsewhere. This article explains how to NumPy create an identity matrix using the Python programming language's library...

JSON ( JavaScript Object Notation ) is a popular data format for storing and exchanging data. This tutorial will discuss the methods of iterating over JSON objects in Python. Iterate over JSON objects in Python for using json.loads() Python...