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Unit5AdvancedProgramming(totalof10classhours)

Lesson1ChoosingaProgrammingLanguage(1classhour)

I。TeachingObjectives

1.UnderstandprogramminglanguagesandtwoXXX;

2.UnderstandPythonbackground。ns。n。andfamiliarize

withPythonprogrammingenvironment;

3.Experiencethewholeprocessofbuilding。inputting。

debugging。running。andsavingasmallprogram。Masterthe

calloftheTurtlemoduleandtrytomodifytheXXX.

XXXDifficulties

Teachingfocus:FamiliarizewithPythonprogramming

environment。Experienceprogrammingforthefirsttime

Teachingdifficulties:Experienceprogrammingforthefirst

time。Writingnsforprogramsandusingdebuggingwindows.

III。TeachingProcess

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I。ntoPythonLanguage

1.PythonLanguage

PythonmeanspythoninEnglish。andthelogoofthis

languageistwoXXX.

Pythonlanguageiswidelyused。Forexample。itcanbe

usedingamedevelopment。Pythonlanguageisalsousedin3D

renderinginmovies。Pythonlanguageiseverywhereinthe。

websitessuchasGoogle。Douban。andZhihuareallbuiltusing

Pythonlanguage.

PythonlanguagewaswrittenbythefamousGuidovan

RossumduringChristmasin1989topassthetime。Guidovan

RossumhasbeenworkingatGooglesince2005.andwiththe

strongsupportofGoogleandtheprogrammingcommunity。

Pythonhasalsousheredingreatdevelopment.

2.StartingPython

3.PythonDevelopmentEnvironment

II。FirstExperienceinProgramming-MyFirstPython

Program

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Codeforchengxu1.py:

importturtle#Calltheturtl