What is Python? Basics & Introduction to Python Programming
What is Python? | Python in Pharmacy | Introduction to Python Programming | Basics of Python
A beginner-friendly explanation of what Python is, where it came from, and why every pharmacy student is hearing about it.
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If you're a pharmacy student who keeps hearing the word "Python" and wondering what it actually means, you're in the right place. Before diving into how Python is used in drug discovery, clinical research, or bioinformatics, it helps to understand the basics — what Python actually is, why it exists, and where the name came from.
This article breaks down the fundamentals covered in the video above, so you walk away with a solid, simple understanding of Python before you write a single line of code.
1. What is Python?
At its core, Python is a programming language — a way for humans to write instructions for a computer in a form that is simple and readable, almost like plain English. Unlike many older programming languages that rely on complex symbols and rigid syntax, Python was designed to be easy to read and easy to write, which is exactly why it's such a popular starting point for beginners, including students from non-computer-science backgrounds like pharmacy.
2. What is a Program?
Before understanding Python, it helps to understand what a "program" actually is. In simple terms, a program is a set of instructions given to a computer, written in the form of code. The computer follows these instructions exactly, step by step, to perform a task.
Think of it like a recipe: a recipe tells a cook exactly what to do, in what order, to produce a dish. A program tells a computer exactly what to do, in what order, to produce a result — whether that's displaying a webpage, calculating a number, or analyzing a dataset.
3. Real-World Example: How YouTube Uses Programs
To make this concept concrete, consider an app you already use every day: YouTube. Every action you take on the platform is powered by a program running behind the scenes.
For example, when you press the "Like" button on a video, there's a specific program running in the background whose only job is to register that click and update the like count. Multiply that by thousands of small features — comments, subscriptions, recommendations — and you start to see that an entire app is really just a collection of programs working together.
This is the same underlying idea whether you're building a simple script to clean a spreadsheet of patient data or a massive platform like YouTube — it's all instructions, written as code, telling a computer what to do.
4. History of Python
Python isn't a new language — it has been around for decades. It was developed in the late 1980s by a Dutch programmer named Guido van Rossum. His goal was to create a language that was powerful enough for serious software development, but simple and readable enough that beginners could pick it up quickly.
That original design philosophy is a big part of why Python is now the go-to language for students, researchers, and professionals across so many fields — including pharmacy, healthcare, finance, and data science.
5. Why is it Called "Python"?
Here's a fact that surprises most people: Python is not named after the snake.
The language was actually named after Monty Python's Flying Circus, a British comedy series from the BBC that Guido van Rossum was a fan of. He wanted a name that was short, unique, and slightly playful — and "Python" fit the bill perfectly. The snake logo you often see associated with Python today is more of a coincidence turned branding choice than the actual inspiration behind the name.
It's a fun bit of trivia, but it also reflects something important about Python's culture — it was built to feel approachable and a little less intimidating than other programming languages of its time.
6. Other Popular Programming Languages
Python isn't the only programming language out there, though it's one of the most beginner-friendly. Some other widely used languages include:
- Java — commonly used in enterprise software and Android app development
- C — a foundational language often used in systems programming
- C++ — an extension of C, used in performance-heavy applications like gaming and simulations
- R — widely used in statistics and data analysis, popular in research and academia
Each language has its own strengths, but Python's readability and versatility are exactly why it has become the language of choice for people entering fields like pharmacy, healthcare analytics, and bioinformatics — where the goal is to solve real-world problems, not just write code for its own sake.
7. Try This Yourself
Here's a small challenge before you move on: do a bit of research on what programming language YouTube itself is built on. It's a great way to start recognizing how the apps you use every day are powered by real programming languages — some of which you may already be learning.
Key Takeaway: Python is a simple, readable programming language created in the late 1980s by Guido van Rossum, named after a British comedy show rather than the snake. Understanding these basics is the first step before exploring how Python is transforming fields like pharmacy, healthcare, and research.
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