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🔹 What is a Python Module? A module in Python is a file containing Python functions, classes, and variables that can be imported and reused in other programs. It helps organize code logically. Reduces redundancy and improves code reusability. A module is simply a Python file (.py) that can be imported into another script. ✅…
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List Comprehension in Python 🚀 🔹 What is List Comprehension? List comprehension is a concise way to create lists in Python. Instead of using a loop to generate a list, you can use a single-line expression that makes the code more readable and efficient. 💡 Basic Syntax: new_list = [expression for item in iterable if…
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Python provides a rich set of built-in functions that perform common operations without requiring external libraries. These functions are categorized as follows: 1️⃣ Input/Output Functions These functions help with user input and displaying output. Function Description Example print() Prints to console print(“Hello World”) input() Takes user input name = input(“Enter name: “) format() Formats output…
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In Python, the scope of a variable determines where it can be accessed or modified. There are four types of variable scopes: 1️⃣ Local Scope 2️⃣ Enclosing (Nonlocal) Scope 3️⃣ Global Scope 4️⃣ Built-in Scope 1️⃣ Local Scope (Inside a Function) A local variable is declared inside a function and can be accessed only within…
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When defining functions in Python, you can use keyword arguments and optional parameters to make function calls more flexible. 1️⃣ Keyword Arguments (Named Arguments) Keyword arguments allow you to specify function parameters by name when calling a function. This improves readability and eliminates the need to remember the order of parameters. ✅ Example: def greet(name,…
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A function is a reusable block of code that performs a specific task. Python has built-in functions, user-defined functions, lambda functions, and more. 1️⃣ Defining a Function A function is defined using the def keyword. ✅ Example: def greet(): print(“Hello, Welcome to Python!”) greet() # Calling the function Output: Hello, Welcome to Python! 2️⃣ Function…
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Python provides powerful built-in data types and operations. Let’s explore: Sequences in Python Number Operations String Operations Collections (Lists, Tuples, Sets, Dictionaries) 1️⃣ Sequences in Python A sequence is an ordered collection of items. Python has several built-in sequence types: Sequence Type Mutable? Indexed? Example List (list) ✅ Yes ✅ Yes [1, 2, 3] Tuple…
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Control statements regulate the flow of execution in a Python program. They determine how and when certain blocks of code execute. 🔹 Types of Control Statements in Python Python has three main types of control statements: Conditional Statements (if, if-else, if-elif-else) → Decision making Looping Statements (for, while) → Repetition Jump Statements (break, continue, pass)…
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Operators in Python & Operator Precedence 🔹 What are Operators in Python? Operators are symbols that perform operations on variables and values. Example: x = 10 + 5 # ‘+’ is an operator 🔹 Types of Operators in Python Python provides the following categories of operators: Category Operators Example Arithmetic + – * / %…
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🔹 Python Data Types Python has several built-in data types that define the kind of value a variable can hold. 📌 Built-in Data Types in Python Category Data Type Example Numeric int x = 10 float y = 3.14 complex z = 2 + 3j Boolean bool status = True Sequence str name = “Alice”…