PythonBy KVR: dictionaries

⌛

Python Basics and History

History and Features
Dynamic Typing
PVM and Garbage Collector
Python 3.12+ Features
Writing First Program

📋 PRACTICE TASK

Write a Python script that prints Python History and uses type() function

Deep Dive →

📊

Data Types Deep Dive

int (bin/oct/hex)
float and Scientific Notation
bool and complex
Type Casting
Number Systems

📋 PRACTICE TASK

Create binary, octal, hex variables and convert them

Deep Dive →

📝

String Operations

Indexing and Slicing
String Methods
String Formatting
Escape Sequences

📋 PRACTICE TASK

Take a string and print reversed, sliced versions

Deep Dive →

📦

Lists and Tuples

List Methods
Tuple Immutability
Nested Structures
Shallow vs Deep Copy

📋 PRACTICE TASK

Create mixed list, sort numeric part, convert to tuple

Deep Dive →

⚙️

Sets and Frozenset

Set Operations
Union and Intersection
Difference Operations
Symmetric Difference
Frozenset Immutability

📋 PRACTICE TASK

Compute union, intersection, difference on two sets

Deep Dive →

📖

Dictionaries

Key-Value Operations
keys(), values(), items()
Nested Dictionaries
Dictionary Comprehensions

📋 PRACTICE TASK

Build nested student dictionary with marks

Deep Dive →

➕

Operators and Expressions

Arithmetic Operators
Logical Operators (and/or/not)
Bitwise Operators
Membership and Identity

📋 PRACTICE TASK

Swap numbers using XOR operator

Deep Dive →

🔀

Conditional Statements

if-elif-else
match-case (Python 3.10+)
Ternary Operator
Nested Conditionals

📋 PRACTICE TASK

Write match-case for digit to word conversion

Deep Dive →

🔄

Loops

while Loop with else
for Loop with range
break, continue, pass
Nested Loops

📋 PRACTICE TASK

Print multiplication table and Fibonacci series

Deep Dive →

⚡

Functions

def and return
Arguments Types
*args and **kwargs
lambda Functions
Scope (global/local)

📋 PRACTICE TASK

Create lambda and variable arguments function

Deep Dive →

📁

Modules and Packages

import Statement
from-import
User Defined Modules
Package Creation
sys.path

📋 PRACTICE TASK

Create and import a custom module

Deep Dive →

⚠️

Exception Handling

try-except-else-finally
Multiple except Blocks
raise Keyword
Custom Exceptions

📋 PRACTICE TASK

Write division program with exception handling

Deep Dive →

✨

Decorators and Generators

Decorator Syntax (@)
Chaining Decorators
yield Keyword
Generator Functions
Memory Efficiency

📋 PRACTICE TASK

Build a decorator and a generator

Deep Dive →

📄

File Handling

open() Modes (r/w/a/x)
read() and write()
with Statement
CSV and JSON

📋 PRACTICE TASK

Write and read from a text file

Deep Dive →

🥒

Pickling and Serialization

pickle Module
dump() and load()
Binary Storage
Unpickling Objects

📋 PRACTICE TASK

Pickle a list and load it back

Deep Dive →

🛢️

Database Communication

MySQL Connector
connect() and cursor()
DDL Statements (CREATE)
DML (INSERT/UPDATE/DELETE)
DRL (SELECT/fetchall)

📋 PRACTICE TASK

Connect to database and create table

Deep Dive →

🧵

Multi-Threading

threading Module
Thread Class
start() and join()
Lock Synchronization

📋 PRACTICE TASK

Create two threads printing numbers concurrently

Deep Dive →

🌐

Networking Sockets

socket Module
Server Socket (bind/listen/accept)
Client Socket (connect)
send() and recv()

📋 PRACTICE TASK

Simulate echo server-client communication

Deep Dive →

🔍

Regular Expressions

re Module
findall() and finditer()
Character Classes [a-z]
Quantifiers (+ * ? {m,n})

📋 PRACTICE TASK

Extract phone numbers using regex

Deep Dive →

🏛️

Object Oriented Programming

Classes and Objects
Constructor (__init__)
Encapsulation (__private)
Inheritance (single/multiple)
Polymorphism and Overriding

📋 PRACTICE TASK

Define Employee class with private salary

Deep Dive →

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