Your First Code

Essentially, you’ve already written your first piece of code with the ‘print(“Hello everyone!”)’ function from the previous tutorial. However, let’s expand that and look at entering your code and playing around with some other Python examples.

PLAYING WITH PYTHON With most languages, computer or human, it’s all about remembering and applying the right words to the right situation. You’re not born knowing these words, so you need to learn them. STEP 1 If you’ve closed Python 3 IDLE, reopen it in whichever operating system version you prefer. In the Shell, enter the familiar following: STEP 2 Just as predicted, the word Hello appears in the Shell as blue text, indicating output from a string. It’s fairly straightforward and doesn’t require too much explanation. Now try: STEP 3 You can see that instead of the number 4, the output is the 2+2 you asked to be printed to the screen. The quotation marks are defining what’s being outputted to the IDLE Shell; to print the total of…

You're reading a preview of

Raspberry Pi Coding & Projects The Complete Manual (Digital) - 1 Issue, Issue 6

DiscountMags is a licensed distributor (not a publisher) of the above content and Publication through Zinio LLC. Accordingly, we have no editorial control over the Publications. Any opinions, advice, statements, services, offers or other information or content expressed or made available by third parties, including those made in Publications offered on our website, are those of the respective author(s) or publisher(s) and not of DiscountMags. DiscountMags does not guarantee the accuracy, completeness, truthfulness, or usefulness of all or any portion of any publication or any services or offers made by third parties, nor will we be liable for any loss or damage caused by your reliance on information contained in any Publication, or your use of services offered, or your acceptance of any offers made through the Service or the Publications. For content removal requests, please contact Zinio.