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Python used in Data Analytics

DEV Community
jayson kibet

Introduction Python is simply a high-level programming language used in data analytics,web development,automation,AI and so many more fields. Python consistently ranks among the world’s most popular programming languages because it balances simplicity,power and flexibility which is often rare in programming languages. Compared to other programming languages like Java or C++,Python code is much simple and usually takes fewer lines.It makes it easier for beginners to learn. You can calculate the average of sales or anything by writing a simple code: A good example is the 'Pandas'.It lets you load a spreadsheet(or CSV file) and start exploring it immediately. Despite being slower than other langages,pthon tends to be more productive since it only need few lines of code and as a developer,you can build a project much faster. These are basically the tools you'll use. Pandas lets you load a spreadsheet (or CSV file) and start exploring it immediately.It is also so powerful since it helps you clean,organize,filter and analyze data with very little code. It is widely used by data analysts and data scientists to work with tables and large datasets efficiently.Learning Pandas is one of the most important steps in becoming comfortable with data analytics using Python. Numpy handles mathematical opperations. These are the best for visualization in Python by turning your data into charts.Matplotlib is the foundation and Seaborn sits on top of it and organises things in a nicer way with less effort. A chart is worth a thousand numbers.These libraries turn your boring tables into something you can actually see and understand. When you're working as a data analyst(or even just exploring data for fun),you'll follow the same process almost every time: An original data is alwas full of messy staff like duplicates,wrong capitilizaion,empty cells,wrong data types and many more.It is your job to clean it.So python allowys you to clean it in a much easier way once your data is clean,you can now solve every question you want.Python gives you answers fast and the more specific your questions,the more useful the answers become. Numbers in a table are hard to understand and confusing especially thousands of rows.Charts make things click immediately. Most people in meetings don't care about your math.They care about what they can see.A clean chart does the talking for you. You just point and say"Look at this." Once you write the code for a chart,you can reuse it on next month's data with zero extra work.