Batteries included. With Python versions 2.7, 3.5, 3.6, 3.7 and 3.8, and all the goodies you normally find in a Python installation, PythonAnywhere is also preconfigured with loads of useful libraries, like NumPy, SciPy, Mechanize, BeautifulSoup, pycrypto, and many others. Python is an interpreted high-level general-purpose programming language.Its design philosophy emphasizes code readability with its use of significant indentation.Its language constructs as well as its object-oriented approach aim to help programmers write clear, logical code for small and large-scale projects. Python is an interpreted language, and in order to run Python code and get Python IntelliSense, you must tell VS Code which interpreter to use. From within VS Code, select a Python 3 interpreter by opening the Command Palette ( ⇧⌘P (Windows, Linux Ctrl+Shift+P ) ), start typing the Python: Select Interpreter command to search, then select. In this python programming video tutorial you will learn about how to run programs using IDLE and command prompt in detail.For more free tutorials on compute.
Python Install
Many PCs and Macs will have python already installed.
To check if you have python installed on a Windows PC, search in the start bar for Python or run the following on the Command Line (cmd.exe):
Python Ide
To check if you have python installed on a Linux or Mac, then on linux open the command line or on Mac open the Terminal and type:
If you find that you do not have python installed on your computer, then you can download it for free from the following website: https://www.python.org/
Python Quickstart
Python is an interpreted programming language, this means that as a developer you write Python (.py) files in a text editor and then put those files into the python interpreter to be executed.
The way to run a python file is like this on the command line:
Where 'helloworld.py' is the name of your python file.
Let's write our first Python file, called helloworld.py, which can be done in any text editor.
helloworld.py
Try it Yourself »
Simple as that. Save your file. Open your command line, navigate to the directory where you saved your file, and run:
The output should read:
Congratulations, you have written and executed your first Python program.
The Python Command Line
To test a short amount of code in python sometimes it is quickest and easiest not to write the code in a file. This is made possible because Python can be run as a command line itself.
Type the following on the Windows, Mac or Linux command line:
Or, if the 'python' command did not work, you can try 'py':From there you can write any python, including our hello world example from earlier in the tutorial:
Useful Python Programs
Python 3.6.4 (v3.6.4:d48eceb, Dec 19 2017, 06:04:45) [MSC v.1900 32 bit (Intel)] on win32
Type 'help', 'copyright', 'credits' or 'license' for more information.
>>> print('Hello, World!')
Which will write 'Hello, World!' in the command line:
Python 3.6.4 (v3.6.4:d48eceb, Dec 19 2017, 06:04:45) [MSC v.1900 32 bit (Intel)] on win32
Type 'help', 'copyright', 'credits' or 'license' for more information.
>>> print('Hello, World!')
Hello, World!
Python Programming Runner Rugs
Whenever you are done in the python command line, you can simply type the following to quit the python command line interface: