Lab Objectives Configure Python development environment including Python interpreter and PyCharm IDE Practice program execution and debugging techniques Implement a number guessing game to exercise variable usage, data types, string handling, object concepts, indentation, and commenting Learn Git ve...
Image semantic segmentation and object detection are two key tasks in computer vision. Semantic segmentation classifies each pixel in an image into a specific category, while object detection identifies objects and determines their locations. This guide demonstrates how to implement both tasks using...
Core Development Tools dir(): Inspect object attributes help(): Access official documentasion Data Loading Fundamentals import os from torch.utils.data import Dataset from PIL import Image class CustomDataset(Dataset): def __init__(self, base_dir, category_dir): self.base_path = base_dir self.catego...
1. Named Tuples Named tuples allow you to assign meaningful names to tuple elements, significantly improving code readability. Problem Statement Consider a student information system where data follows a fixed format: (name, age, gender, email, ...). When dealing with large datasets, tuples are more...
Formal vs. Actual Parameters Formal parameters are defined in the function signature and used within the function body, while actual parameters are the values passed during a function call. def display_stars(num_stars): for star in range(num_stars): print('*') display_stars(5) In this example, num_s...
Implementing a decimal to hexadecimal conversion manually in Python requires careful handling of division and remainder operations. The process involves repeatedly dividing the decimal number by 16, collecting remainders, and convertign them to hexadecimal digits. A common challenge is that remainde...
Decorators in Python provide a powerful mechanism for modifying or enhancing function behavior without altering the original code. This feature proves particularly valuable in test automation scenarios where common functionality needs to be shared across multiple test cases. A decorator is essential...
Problem OverviewGiven a string gem_types representing the different categories of precious stones, and another string inventory representing the stones in your possession, determine how many of the stones you own are actually precious. Each character in inventory represents a single stone.Constraint...
import hashlib # Secure password hashing with salt and iteration secret = b'base_secret' salt = b'random_salt_2024' iterations = 100_000 hashed = hashlib.pbkdf2_hmac('sha256', b'user_password', salt, iterations) print(f'PBKDF2 hash (hex): {hashed.hex()[:32]}...') # Verification logic using constant-...
FastAPI leverages Starlette and Pydantic to deliver high-performance Web API development in Python. Its asynchronous support and automatic data validaiton make it suitable for modern microservices architectures. Environment Configuration Install the core framework using the package manager: pip inst...