Data Science & Machine Learning
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What is the entry point for working with Apache Spark?
Anonymous Quiz
19%
A) SparkContext
37%
B) SparkSession
36%
C) SparkEngine
8%
D) SparkManager
โค1
Which Spark component is used to process real-time streaming data?
Anonymous Quiz
6%
A) Spark Core
15%
B) Spark SQL
75%
C) Spark Streaming
4%
D) GraphX
โค1๐Ÿ‘1
Which DataFrame operation is used to group data based on a column in Apache Spark?
Anonymous Quiz
10%
A) filter()
15%
B) select()
70%
C) groupBy()
5%
D) sort()
โค2
๐ŸŽฏ๐—™๐—ฅ๐—˜๐—˜ ๐—œ๐—ป๐˜๐—ฒ๐—ฟ๐˜ƒ๐—ถ๐—ฒ๐˜„ ๐—ฃ๐—ฟ๐—ฒ๐—ฝ๐—ฎ๐—ฟ๐—ฎ๐˜๐—ถ๐—ผ๐—ป ๐—–๐—ผ๐˜‚๐—ฟ๐˜€๐—ฒ๐˜€ | ๐—จ๐—ป๐—น๐—ผ๐—ฐ๐—ธ ๐—ฌ๐—ผ๐˜‚๐—ฟ ๐—–๐—ฎ๐—ฟ๐—ฒ๐—ฒ๐—ฟ ๐—ฃ๐—ผ๐˜๐—ฒ๐—ป๐˜๐—ถ๐—ฎ๐—น ๐Ÿš€

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What is the difference between data scientist, data engineer, data analyst and business intelligence?

๐Ÿง‘๐Ÿ”ฌ Data Scientist
Focus: Using data to build models, make predictions, and solve complex problems.
Cleans and analyzes data
Builds machine learning models
Answers โ€œWhy is this happening?โ€ and โ€œWhat will happen next?โ€
Works with statistics, algorithms, and coding (Python, R)
Example: Predict which customers are likely to cancel next month

๐Ÿ› ๏ธ Data Engineer
Focus: Building and maintaining the systems that move and store data.
Designs and builds data pipelines (ETL/ELT)
Manages databases, data lakes, and warehouses
Ensures data is clean, reliable, and ready for others to use
Uses tools like SQL, Airflow, Spark, and cloud platforms (AWS, Azure, GCP)
Example: Create a system that collects app data every hour and stores it in a warehouse

๐Ÿ“Š Data Analyst
Focus: Exploring data and finding insights to answer business questions.
Pulls and visualizes data (dashboards, reports)
Answers โ€œWhat happened?โ€ or โ€œWhatโ€™s going on right now?โ€
Works with SQL, Excel, and tools like Tableau or Power BI
Less coding and modeling than a data scientist
Example: Analyze monthly sales and show trends by region

๐Ÿ“ˆ Business Intelligence (BI) Professional
Focus: Helping teams and leadership understand data through reports and dashboards.
Designs dashboards and KPIs (key performance indicators)
Translates data into stories for non-technical users
Often overlaps with data analyst role but more focused on reporting
Tools: Power BI, Looker, Tableau, Qlik
Example: Build a dashboard showing company performance by department

๐Ÿงฉ Summary Table
Data Scientist - What will happen? Tools: Python, R, ML tools, predictions & models
Data Engineer - How does the data move and get stored? Tools: SQL, Spark, cloud tools, infrastructure & pipelines
Data Analyst - What happened? Tools: SQL, Excel, BI tools, reports & exploration
BI Professional - How can we see business performance clearly? Tools: Power BI, Tableau, dashboards & insights for decision-makers

๐ŸŽฏ In short:
Data Engineers build the roads.
Data Scientists drive smart cars to predict traffic.
Data Analysts look at traffic data to see patterns.
BI Professionals show everyone the traffic report on a screen.
โค8๐Ÿ‘2
๐—ž๐—ถ๐—ฐ๐—ธ๐˜€๐˜๐—ฎ๐—ฟ๐˜ ๐—ฌ๐—ผ๐˜‚๐—ฟ ๐—”๐—œ ๐—๐—ผ๐˜‚๐—ฟ๐—ป๐—ฒ๐˜† | ๐Ÿฑ ๐— ๐˜‚๐˜€๐˜-๐—ช๐—ฎ๐˜๐—ฐ๐—ต ๐—™๐—ฅ๐—˜๐—˜ ๐—ฉ๐—ถ๐—ฑ๐—ฒ๐—ผ๐˜€ ๐Ÿš€

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โค1
๐Ÿš€ Complete Data Science Roadmap (2026)

๐Ÿ“ Phase 1: Programming Fundamentals (Week 1โ€“2)

โ€ข Python Basics

โ€ข Variables & Data Types

โ€ข Operators

โ€ข Strings

โ€ข Lists

โ€ข Tuples

โ€ข Sets

โ€ข Dictionaries

โ€ข Functions

โ€ข Loops

โ€ข Conditional Statements

โ€ข Exception Handling

โ€ข File Handling

โ€ข Modules & Packages

โ€ข Virtual Environments

โ€ข

Object-Oriented Programming (Basics)

Practice

โ€ข

50+ Python coding questions

โ€ข Mini Python projects

๐Ÿ“ Phase 2: Mathematics for Data Science (Week 3โ€“4)

Statistics

โ€ข Mean, Median, Mode

โ€ข Variance

โ€ข Standard Deviation

โ€ข Percentiles

โ€ข Quartiles

โ€ข Skewness

โ€ข Kurtosis

โ€ข Normal Distribution

โ€ข Central Limit Theorem

โ€ข Hypothesis Testing

โ€ข Confidence Intervals

โ€ข

A/B Testing

Probability

โ€ข

Probability Basics

โ€ข Conditional Probability

โ€ข Bayes' Theorem

โ€ข Random Variables

โ€ข Probability Distributions

โ€ข

Expected Value

Linear Algebra

โ€ข

Vectors

โ€ข Matrices

โ€ข Matrix Operations

โ€ข Eigenvalues

โ€ข

Eigenvectors

Calculus (Basic)

โ€ข

Derivatives

โ€ข Gradients

โ€ข Partial Derivatives

๐Ÿ“ Phase 3: SQL for Data Science (Week 5)

SQL Basics

โ€ข SELECT

โ€ข WHERE

โ€ข ORDER BY

โ€ข LIMIT

โ€ข

DISTINCT

Intermediate SQL

โ€ข

GROUP BY

โ€ข HAVING

โ€ข CASE WHEN

โ€ข Joins

โ€ข UNION

โ€ข

Views

Advanced SQL

โ€ข

Subqueries

โ€ข CTEs

โ€ข Window Functions

โ€ข Ranking Functions

โ€ข

Recursive CTEs

Practice

โ€ข

200+ SQL interview questions

โ€ข Real-world business case studies

๐Ÿ“ Phase 4: Data Analysis with Python (Week 6โ€“7)

NumPy

โ€ข Arrays

โ€ข Indexing

โ€ข Broadcasting

โ€ข

Vectorization

Pandas

โ€ข

Series

โ€ข DataFrames

โ€ข Reading Files

โ€ข Data Cleaning

โ€ข Missing Values

โ€ข GroupBy

โ€ข Merge

โ€ข

Pivot Tables

Data Visualization

โ€ข

Matplotlib

โ€ข Seaborn

โ€ข

Plotly

Exploratory Data Analysis (EDA)

โ€ข

Univariate Analysis

โ€ข Bivariate Analysis

โ€ข Multivariate Analysis

โ€ข Correlation Analysis

โ€ข Outlier Detection

๐Ÿ“ Phase 5: Data Preprocessing (Week 8)

โ€ข Missing Value Handling

โ€ข Duplicate Removal

โ€ข Outlier Detection

โ€ข Feature Scaling

โ€ข Encoding

โ€ข Date Feature Extraction

โ€ข Text Cleaning

โ€ข Data Transformation

โ€ข Data Validation

๐Ÿ“ Phase 6: Feature Engineering (Week 9)

โ€ข Feature Creation

โ€ข Feature Transformation

โ€ข Feature Scaling

โ€ข Feature Encoding

โ€ข Interaction Features

โ€ข Polynomial Features

โ€ข Binning

โ€ข Time-based Features

โ€ข Text Features

๐Ÿ“ Phase 7: Machine Learning Fundamentals (Week 10โ€“12)

Supervised Learning

โ€ข Linear Regression

โ€ข Logistic Regression

โ€ข Decision Trees

โ€ข Random Forest

โ€ข KNN

โ€ข SVM

โ€ข

Naive Bayes

Unsupervised Learning

โ€ข

K-Means

โ€ข Hierarchical Clustering

โ€ข DBSCAN

โ€ข PCA

๐Ÿ“ Phase 8: Model Evaluation (Week 13)

โ€ข Accuracy

โ€ข Precision

โ€ข Recall

โ€ข F1 Score

โ€ข ROC-AUC

โ€ข MAE

โ€ข MSE

โ€ข RMSE

โ€ข Rยฒ Score

โ€ข Confusion Matrix

โ€ข Cross Validation

โ€ข Hyperparameter Tuning

โ€ข Grid Search

โ€ข Random Search

๐Ÿ“ Phase 9: Advanced Machine Learning (Week 14โ€“15)

Ensemble Learning

โ€ข Bagging

โ€ข Boosting

โ€ข AdaBoost

โ€ข Gradient Boosting

โ€ข XGBoost

โ€ข LightGBM

โ€ข CatBoost

โ€ข Feature Importance

โ€ข Model Explainability (SHAP, LIME)

๐Ÿ“ Phase 10: Time Series Analysis (Week 16)

โ€ข Trend

โ€ข Seasonality

โ€ข Moving Average

โ€ข ARIMA

โ€ข SARIMA

โ€ข Prophet

โ€ข Forecast Evaluation

๐Ÿ“ Phase 11: Natural Language Processing (Week 17)

โ€ข Text Cleaning

โ€ข Tokenization

โ€ข Stop Words

โ€ข Stemming

โ€ข Lemmatization

โ€ข Bag of Words

โ€ข TF-IDF

โ€ข Word2Vec

โ€ข Sentiment Analysis

โ€ข Text Classification
โค8๐Ÿ”ฅ1
๐Ÿ“ Phase 12: Deep Learning (Week 18โ€“19)

โ€ข Neural Networks

โ€ข Perceptron

โ€ข Activation Functions

โ€ข Backpropagation

โ€ข TensorFlow

โ€ข Keras

โ€ข PyTorch

โ€ข CNN Basics

โ€ข RNN Basics

โ€ข LSTM Basics

๐Ÿ“ Phase 13: Generative AI & LLMs (Week 20)

โ€ข Transformers

โ€ข Attention Mechanism

โ€ข Large Language Models (LLMs)

โ€ข Prompt Engineering

โ€ข Retrieval-Augmented Generation (RAG)

โ€ข Embeddings

โ€ข Vector Databases

โ€ข AI Agents

โ€ข LangChain

โ€ข LlamaIndex

๐Ÿ“ Phase 14: Model Deployment (Week 21)

โ€ข Flask

โ€ข FastAPI

โ€ข Streamlit

โ€ข Docker Basics

โ€ข REST APIs

โ€ข Model Serialization (Pickle, Joblib)

๐Ÿ“ Phase 15: MLOps (Week 22)

โ€ข ML Pipelines

โ€ข Model Versioning

โ€ข Experiment Tracking (MLflow)

โ€ข CI/CD for ML

โ€ข Model Monitoring

โ€ข Data Drift

โ€ข Model Retraining

๐Ÿ“ Phase 16: Cloud for Data Science (Week 23)

โ€ข AWS Basics

โ€ข Amazon S3

โ€ข Amazon SageMaker

โ€ข Azure ML

โ€ข Google Vertex AI

โ€ข Databricks Basics

๐Ÿ“ Phase 17: Git & GitHub (Week 24)

โ€ข Git Basics

โ€ข Branching

โ€ข Merging

โ€ข Pull Requests

โ€ข GitHub Portfolio

๐Ÿ“ Phase 18: Data Science Projects (Week 25โ€“26)

Build at least 10 end-to-end projects, such as:

โ€ข House Price Prediction

โ€ข Customer Churn Prediction

โ€ข Credit Card Fraud Detection

โ€ข Loan Approval Prediction

โ€ข Sales Forecasting

โ€ข Movie Recommendation System

โ€ข Sentiment Analysis

โ€ข Employee Attrition Prediction

โ€ข Image Classification

โ€ข End-to-End RAG Chatbot

๐Ÿ“ Phase 19: Portfolio Building

โ€ข GitHub Profile

โ€ข Project Documentation

โ€ข Technical Blog Writing

โ€ข Resume Optimization

โ€ข LinkedIn Optimization

โ€ข Kaggle Profile

๐Ÿ“ Phase 20: Interview Preparation

โ€ข Python Interview Questions

โ€ข SQL Interview Questions

โ€ข Statistics Questions

โ€ข Machine Learning Questions

โ€ข Case Studies

โ€ข Coding Round

โ€ข Business Problem Solving

โ€ข Mock Interviews

๐ŸŽฏ Double Tap โค๏ธ For Detailed Explanation
โค24
๐ŸŽ“ ๐—ง๐—ผ๐—ฝ ๐Ÿฑ ๐—™๐—ฅ๐—˜๐—˜ ๐—–๐—ผ๐˜‚๐—ฟ๐˜€๐—ฒ๐˜€ ๐—ง๐—ผ ๐—œ๐—บ๐—ฝ๐—ฟ๐—ผ๐˜ƒ๐—ฒ ๐—ฌ๐—ผ๐˜‚๐—ฟ ๐—ฆ๐—ธ๐—ถ๐—น๐—น๐˜€๐—ฒ๐˜ ๐Ÿš€

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Essential Python and SQL topics for data analysts ๐Ÿ˜„๐Ÿ‘‡

Python Topics:

Python Resources - @pythonanalyst

1. Data Structures
   - Lists, Tuples, and Dictionaries
   - NumPy Arrays for numerical data

2. Data Manipulation
   - Pandas DataFrames for structured data
   - Data Cleaning and Preprocessing techniques
   - Data Transformation and Reshaping

3. Data Visualization
   - Matplotlib for basic plotting
   - Seaborn for statistical visualizations
   - Plotly for interactive charts

4. Statistical Analysis
   - Descriptive Statistics
   - Hypothesis Testing
   - Regression Analysis

5. Machine Learning
   - Scikit-Learn for machine learning models
   - Model Building, Training, and Evaluation
   - Feature Engineering and Selection

6. Time Series Analysis
   - Handling Time Series Data
   - Time Series Forecasting
   - Anomaly Detection

7. Python Fundamentals
   - Control Flow (if statements, loops)
   - Functions and Modular Code
   - Exception Handling
   - File

SQL Topics:

SQL Resources - @sqlanalyst

1. SQL Basics
- SQL Syntax
- SELECT Queries
- Filters

2. Data Retrieval
- Aggregation Functions (SUM, AVG, COUNT)
- GROUP BY

3. Data Filtering
- WHERE Clause
- ORDER BY

4. Data Joins
- JOIN Operations
- Subqueries

5. Advanced SQL
- Window Functions
- Indexing
- Performance Optimization

6. Database Management
- Connecting to Databases
- SQLAlchemy

7. Database Design
- Data Types
- Normalization

Remember, it's highly likely that you won't know all these concepts from the start. Data analysis is a journey where the more you learn, the more you grow. Embrace the learning process, and your skills will continually evolve and expand. Keep up the great work!

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Hope it helps :)
โค6๐Ÿ”ฅ1๐Ÿ˜1
๐—™๐—ฅ๐—˜๐—˜ ๐—ฉ๐—ถ๐—ฟ๐˜๐˜‚๐—ฎ๐—น ๐—–๐—ฒ๐—ฟ๐˜๐—ถ๐—ณ๐—ถ๐—ฐ๐—ฎ๐˜๐—ฒ ๐—œ๐—ป๐˜๐—ฒ๐—ฟ๐—ป๐˜€๐—ต๐—ถ๐—ฝ๐˜€ | ๐—•๐—ผ๐—ผ๐˜€๐˜ ๐—ฌ๐—ผ๐˜‚๐—ฟ ๐—ฅ๐—ฒ๐˜€๐˜‚๐—บ๐—ฒ๐ŸŽ“

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๐Ÿš€ Data Science Roadmap 2026

๐Ÿ“˜ Phase 1: Programming Fundamentals

๐Ÿ Topic 1: Python Basics โ€“ Variables & Data Types

Welcome to the Complete Data Science Roadmap! ๐ŸŽ‰

Over the coming lessons, we'll learn everything you need to become a job-ready Data Scientistโ€”from Python and SQL to Machine Learning, Deep Learning, Generative AI, and MLOps.

Today, we're starting with the first and most important topic of the roadmap: Python Basics โ€“ Variables & Data Types.

Python is the most widely used programming language in Data Science because it is easy to learn, highly readable, and supported by powerful libraries such as NumPy, Pandas, Matplotlib, Scikit-learn, TensorFlow, and PyTorch.

Before building machine learning models or analyzing data, you must understand how Python stores and manages data. Every Python program begins with variables and data types, making them the foundation of your Data Science journey.

๐Ÿ”น 1. What is Python?

Python is a high-level, interpreted programming language used for:

โœ… Data Science

โœ… Machine Learning

โœ… Artificial Intelligence

โœ… Data Analysis

โœ… Automation

โœ… Web Development

๐Ÿ”น 2. What is a Variable?

A variable is a named container used to store data in memory.

Think of a variable like a labeled box. You store information inside the box, and whenever you need that information later, you simply use the label (variable name).

For example:

name = "Aman"
age = 25
salary = 175000


Here:

โ€ข "name" stores a string.

โ€ข "age" stores an integer.

โ€ข "salary" stores a numeric value.

๐Ÿ”น 3. Rules for Naming Variables

โœ… Valid Rules

โ€ข Must begin with a letter or underscore ("_")

โ€ข Can contain letters, numbers, and underscores

โ€ข Variable names are case-sensitive

Examples:

student_name = "Rahul"
marks = 90
age2 = 24


โŒ Invalid Examples

2name = "Rahul"
student name = "Rahul"
class = 10


Why?

โ€ข Cannot start with a number

โ€ข Spaces are not allowed

โ€ข "class" is a reserved Python keyword

๐Ÿ”น 4. What are Data Types?

A data type tells Python what kind of value a variable stores.

Python automatically detects the data type when you assign a value.

Data Types in Python:

int: Whole numbers Example: 25

float : Decimal numbers Example: 99.99

str: Text

Example: "Python"

bool: True or False

complex: Complex numbers

Example: 3+4j

๐Ÿ”น 5. Integer (int)

Stores whole numbers.

age = 25
print(age)
print(type(age))


Output:

25
<class 'int'>


๐Ÿ”น 6. Float (float)

Stores decimal numbers.

price = 199.99
print(price)
print(type(price))


Output:

199.99
<class 'float'>


๐Ÿ”น 7. String (str)

Stores text.

name = "Suresh"
print(name)
print(type(name))


Output:

Deepak
<class 'str'>


Strings can be written using either single (' ') or double (" ") quotes.

๐Ÿ”น 8. Boolean (bool)

Boolean values are used for decision-making.

They can store only two values: True or False

is_student = True
print(type(is_student))


Output:

<class 'bool'>


๐Ÿ”น 9. Complex Numbers

Python also supports complex numbers.

number = 3 + 4j
print(type(number))


Output:

<class 'complex'>


Although rarely used in Data Science, they are useful in scientific and mathematical computations.

๐Ÿ”น 10. Checking the Data Type

Use the type() function.

salary = 50000
print(type(salary))


Output:
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<class 'int'>


๐Ÿ”น 11. Type Conversion (Casting)

Sometimes you need to convert one data type into another.

String โ†’ Integer

age = "25"
print(int(age))


Integer โ†’ Float

marks = 95
print(float(marks))


Float โ†’ Integer

price = 199.99
print(int(price)) # Output: 199


Integer โ†’ String

number = 100
print(str(number))


๐Ÿ”น 12. Multiple Variable Assignment

Assign multiple variables in one line.

x, y, z = 10, 20, 30


Assign the same value to multiple variables.

a = b = c = 100


๐Ÿ”น 13. Dynamic Typing

Python is dynamically typed.

This means a variable can store different data types at different times.

x = 10
x = "Data Science"
print(x)
# Output: Data Science


๐Ÿ”น 14. Best Practices

โœ… Use meaningful variable names.

student_name = "Rahul"
monthly_salary = 50000


Instead of:

a = "Rahul"
b = 50000


Follow the snake_case naming convention.

Examples: customer_name, total_sales, average_salary

๐Ÿ”น 15. Real-World Example

name = "Rohit"
age = 25
salary = 65000.50
is_employee = True

print(name)
print(age)
print(salary)
print(is_employee)


Output:

Rohit
25
65000.5
True


๐ŸŽฏ Key Takeaways

โœ… Variables are used to store data.

โœ… Python automatically detects data types.

โœ… The most common data types are: int, float, str, bool, complex

โœ… Use type() to check a variable's data type.

โœ… Use meaningful variable names and follow the snake_case naming convention.

Mastering variables and data types is the first step toward becoming a successful Data Scientist. Every machine learning model, data analysis project, and AI application starts with understanding how data is stored and managed in Python.

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GigaChat 3.5 Ultra Publicly Released โ€” The New Generation of the Flagship Model

The GigaChat team has released GigaChat 3.5 Ultra as open sourceโ€”a new 432B model under the MIT license. This is the first open-source hybrid of GatedDeltaNet and MLA scaled to hundreds of billions of parameters, featuring a proprietary training recipe we refined through more than 1,500 experiments. The model has grown in terms of code, mathematics, agent scenarios, and application domainsโ€”yet itโ€™s 40% smaller than GigaChat 3.1 Ultra.


Whatโ€™s inside:

๐Ÿ”˜A proprietary hybrid MLA + Gated DeltaNet architecture with a dedicated stabilization framework, without which this hybrid setup would not train reliably at this scale;
๐Ÿ”˜ Gated Attention: the model can locally down-weight overly strong signals from the attention layer;
๐Ÿ”˜GatedNorm: normalization with an explicit gate that controls signal magnitude across features;
๐Ÿ”˜Approximately 4x lower KV cache per token: with the same memory budget, the model can support 2.14x longer context and deliver a 20% throughput increase under load;
๐Ÿ”˜Two MTP heads, enabling up to 2.2x faster generation;
๐Ÿ”˜FP8 across all training stages with no quality degradation compared with bf16, enabled by custom Triton and CUDA kernels;
๐Ÿ”˜A new online RL stage after SFT and DPO.

Results:

๐Ÿ”˜ GigaChat-3.5-Ultra-Base outperforms DeepSeek V3.2 Exp Base and DeepSeek V4 Flash Base on average across a set of general, math, and code benchmarks:
๐Ÿ”˜ GigaChat-3.5-Ultra-Instruct is comparable to DeepSeek V3.2 in terms of average score, despite having half the size;
๐Ÿ”˜ According to the MiniMax-M2.7 LLM judge, the average win rate against GigaChat 3.1 Ultra is 75.9%, and against GPT-5 is 68.7%.

The entire stack โ€” data (our own LLM-filtered Common Crawl, 600+ programming languages in the code), architecture, training methodology, and infrastructure โ€” was built end-to-end by GigaChat team.

โžก๏ธ HuggingFace
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๐Ÿš€ Data Science Roadmap 2026

๐Ÿ“˜ Phase 1: Programming Fundamentals

๐Ÿ Topic 2: Python Operators

In the previous lesson, you learned about Variables & Data Types. Now it's time to learn how Python performs calculations, comparisons, and logical operations using operators.

Operators are one of the most fundamental concepts in Python. You'll use them in almost every program, from simple calculations to complex Machine Learning algorithms.

๐Ÿ”น 1. What are Operators?

Operators are special symbols used to perform operations on variables and values.

Example:

a = 10
b = 5
print(a + b)


Output:

15  


Here, "+" is an operator that adds two numbers.

๐Ÿ”น 2. Types of Operators in Python

Python has several types of operators:

โœ… Arithmetic Operators

โœ… Comparison Operators

โœ… Assignment Operators

โœ… Logical Operators

โœ… Membership Operators

โœ… Identity Operators

๐Ÿ”น 3. Arithmetic Operators โญ

Used for mathematical calculations.

Operators:

โ€ข ** + Addition**: 10 + 5 = 15

โ€ข - Subtraction: 10 - 5 = 5

โ€ข ** Multiplication*: 10 * 5 = 50

โ€ข / Division: 10 / 5 = 2.0

โ€ข // Floor Division: 10 // 3 = 3

โ€ข % Modulus (Remainder): 10 % 3 = 1

โ€ข ** Exponent: 2 ** 3 = 8

Example:

a = 10
b = 3
print(a + b)
print(a - b)
print(a * b)
print(a / b)
print(a // b)
print(a % b)
print(a ** b)


๐Ÿ”น 4. Comparison Operators โญ

Used to compare two values. The result is always True or False.

Operators:

โ€ข == Equal to

โ€ข != Not Equal to

โ€ข > Greater than

โ€ข < Less than

โ€ข >= Greater than or Equal to

โ€ข <= Less than or Equal to

Example:

x = 20
y = 10
print(x > y)
print(x == y)
print(x != y)


Output:

True  
False
True


๐Ÿ”น 5. Assignment Operators

Used to assign values to variables.

x = 10
x += 5
print(x)


Output:

15


Other assignment operators:

x -= 2  
x *= 3
x /= 2


๐Ÿ”น 6. Logical Operators โญ

Used to combine multiple conditions.

and

Returns True only if both conditions are True.

age = 25
print(age > 18 and age < 30)


Output:

True


or

Returns True if at least one condition is True.

print(age < 18 or age < 30)


Output:

True


not

Reverses the result.

print(not(age > 18))


Output:

False


๐Ÿ”น 7. Membership Operators

Used to check whether a value exists in a sequence.

in

fruits = ["Apple", "Banana", "Mango"]
print("Apple" in fruits)


Output:

True


not in

print("Orange" not in fruits)


Output:

True


๐Ÿ”น 8. Identity Operators

Used to check whether two variables refer to the same object.

is

a = [1, 2]
b = a
print(a is b)


Output:

True


is not

x = [1, 2]
y = [1, 2]
print(x is not y)


Output:

True


๐Ÿ”น 9. Operator Precedence

Python follows the PEMDAS/BODMAS rule while evaluating expressions.

Example:
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