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First Program

First Program. Open a new Python File Write down the following command : print(“ Hello World ”) Go to Run -> Run As -> Python See the end result. Don’t forget the () and the “ “. This will print a phrase. First Program. Open a new Python File Write down :

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First Program

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  1. FirstProgram • Open a newPython File • Writedownthefollowingcommand: print(“HelloWorld”) • Go to Run -> Run As -> Python • Seetheendresult Don’tforgetthe() andthe “ “ Thiswill print a phrase

  2. FirstProgram • Open a newPython File • Writedown: print(“HelloWorld”) • Go to Run -> Run As -> Python • Seetheendresult Console: Hello Word

  3. FirstProgram Wewillget: Ifwewrite: print (“HelloWorld”) print (“Helloyear ” +10) Print(“ ThisisPeriod 1”) HelloWorld Helloyear 10 ThisisPeriod 1

  4. Comments Commentsallowyou to writedownthingsthatwillnotbereadbythecompiler. To writecomments: #thisis a onelinecomment “””thisis ablock comment “”

  5. Comments Begineveryprogramwith a commentlikethis “”” Authorofprogram Date Version Explanationofthecode in this file does “””

  6. GoodPractices • Alwaysstart a programwith a commentstatinghowyou are, the date, theversion, andwhatit does • Neverput “;” attheendof a command • Neverhave more than a command in a line • Haveblankspacesbetweendifferntlinesofcode • Commentwhatdifficultpartsofcode do • Save as often as possbible • Thinkbeforewritingthecode. - Alwayshave a pieceofpaperand a pencil to doodlestuff!!!!

  7. BadPractices GoodPractices print (“HelloWorld”) print (“HelloWorld”) print (“HelloWorld”) print (“HelloWorld”) print (“Helloyear ” +10) Print(“ ThisisPeriod 1”) print (“HelloWorld”)print (“HelloWorld”)print (“HelloWorld”)print (“HelloWorld”)print (“Helloyear ” +10)Print(“ ThisisPeriod 1”)

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