--- title: "Pooja chaudhari (@PoojaC) | Hashnode" description: "Pooja chaudhari (@PoojaC) writes on Hashnode. Read their latest articles and follow their work." url: "https://hashnode.com/@PoojaC" --- @PoojaC # Pooja chaudhari @PoojaC · Joined September 2025 ### [Python Data Structures in Machine Learning](https://poojac.hashnode.dev/python-data-structures-in-machine-learning?utm_source=hashnode&utm_medium=feed) When learning Machine Learning with Python, it’s common to study lists, dictionaries, arrays, and DataFrames as isolated language features. In real ML work, however, these structures are not interchangeable. Each one appears naturally at different st... 5 min read · [poojac.hashnode.dev](https://poojac.hashnode.dev/python-data-structures-in-machine-learning?utm_source=hashnode&utm_medium=feed) [Jan 31](https://hashnode.com/posts/python-data-structures-in-machine-learning/697deb44451c8b3dbd7e1a4c) ### [Operators](https://poojac.hashnode.dev/operators?utm_source=hashnode&utm_medium=feed) In this tutorial, I am going to discuss about various types of operators in python, their use and precedence in an expression. Operators In every programming language, we have a set of operators. Operators are specifically the special characters whi... 12 min read · [poojac.hashnode.dev](https://poojac.hashnode.dev/operators?utm_source=hashnode&utm_medium=feed) [Jan 31](https://hashnode.com/posts/operators/697deac9fce2b2dd221f7591) ### [Variables in Python](https://poojac.hashnode.dev/variables-in-python?utm_source=hashnode&utm_medium=feed) In this tutorial, we are going to discuss about variables and expressions in python. Variables in Python A variable in python is a named location which refers to a value and these values can be used and processed during program run. A variable is not... 4 min read · [poojac.hashnode.dev](https://poojac.hashnode.dev/variables-in-python?utm_source=hashnode&utm_medium=feed) [Dec 14, 2025](https://hashnode.com/posts/variables-in-python/693ea04dad1645dc6996c28a) ### [Statements and Comments in Python](https://poojac.hashnode.dev/statements-and-comments-in-python?utm_source=hashnode&utm_medium=feed) In this tutorial, we will discuss about different statements and comments in Python. In every programming language there are different types of statements. Also comments are used by programmers to increase the readability of the code. Statements in P... 3 min read · [poojac.hashnode.dev](https://poojac.hashnode.dev/statements-and-comments-in-python?utm_source=hashnode&utm_medium=feed) [Oct 7, 2025](https://hashnode.com/posts/statements-and-comments-in-python/68e4c0acc1675a8637c06cd6) ### [Input and Output in Python](https://poojac.hashnode.dev/input-and-output-in-python?utm_source=hashnode&utm_medium=feed) In this tutorial we will discuss about how to take input and show output in python. In a program taking an input from the user ensures that user is able to use the program as per their need. And giving the output in proper format helps user to unders... 4 min read · [poojac.hashnode.dev](https://poojac.hashnode.dev/input-and-output-in-python?utm_source=hashnode&utm_medium=feed) [Oct 3, 2025](https://hashnode.com/posts/input-and-output-in-python/68df6ac879a73c766833d2e3)