🐍 projectpython — Python Data Analysis & Machine Learning Projects

A collection of Python-based projects covering data manipulation, exploratory data analysis, unsupervised machine learning, and real-world business case studies.

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📁 Project Overview

File	Topic
Performa-Penjualan-di-Setiap-Cabang.py	Sales performance analysis across branches
Unsupervised-Learning.py	Clustering & unsupervised machine learning
customers-on-december.py	Customer behavior analysis
datamanipulation2.py	Data manipulation & transformation
datavisual.py	Data visualization
ekspedisipaman.py	Expedition/logistics data case study
hargarumah.py	House price analysis
hargarumahtangerang.py	House price analysis — Tangerang region
housing-boston.py	Boston housing dataset exploration
pre-processing-data.py	Data cleaning & preprocessing pipeline
promo-ecommerce.py	E-commerce promotion analysis
studikasus-oop.py	Object-Oriented Programming case study
top-brand.py	Top brand index analysis

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🛠️ Tools & Libraries

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🔍 Key Areas Covered

• Exploratory Data Analysis (EDA) — Understanding data distributions, patterns, and business insights
• Data Preprocessing — Cleaning, transforming, and preparing datasets for analysis
• Unsupervised Machine Learning — Clustering techniques for pattern discovery
• Business Case Studies — Real-world datasets covering retail, property, logistics, and e-commerce
• Object-Oriented Programming (OOP) — Applying OOP principles in Python

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🚀 How to Run

1. Clone this repository

   git clone https://github.com/wirsem/projectpython.git

2. Set up the environment

   cd profiling_env
   pip install -r requirements.txt

3. Run any script

   python filename.py

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👤 Author

Wira Tarumta Timothy Sembiring

• 🔗 LinkedIn
• 🐙 GitHub