Pelatihan Python Stl

5/21/2018 Pelatihan Python Stl

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Pelatihan Python : Standard Library

Divisi Riset POSS UPISabtu, 19 Oktober 21!Lab U"u" Il"u #o"$uter% &edun' (P)IP* +Universitas Pendidikan Indonesia


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)en'a$a "en''unakan SL -

. )e"$er"udah $ro'ra""er Python dala" "en'e"ban'kan $eran'katlunak yan' tidak ter'antun' $lat/or"%

. )en0adi abstraksi a'ar $ro'ra""er Python tidak "e"buat ulan'/un'sional yan' sa"a $adahal sudah disediakan di SL%

. )eru$akan ku"$ulan dari solusi solusi standard yan' bisa di'unakandala" $en'e"ban'an $eran'kat lunak berbasis Python%

. )e"udahkan $en'e"ban'an $eran'kat lunak

. iasanya "e"iliki "odul khusus untuk siste" o$erasi tertentu% ika in'in"en'e"ban'kan $eran'kat lunak yan' s$esi/ik%

. *da yan' sudah built.in ada 0u'a yan' harus dii"$ort%


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)odul . )odul SL di Python

String Services Data Types Numeric and

MathematicalFile and Directory

Access

DataPersitence

Data CompressionAnd Archiving

FileFormats

Generic OperatingSystem Service

Optional Operating

System Service

Interprocess Communication

And Netor!ing

Internet Data

"andling

Structured Mar!upProcessing Tool

Internet Protocols andSupport


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)odul . )odul SL di Python

MultimediaServices

ImportingModules

ProgramFrameor!s

DevelopmentTools

#estricted$%ecution

De&ugging andPro'iling

Python languagesservices

Python CompilerPac!age

Structured Mar!up

Processing Tool

Graphical (ser Interaces

)ith T!

MiscellanousServices

(ndocumentedModules


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)odul . )odul SL S$esi/ik $adaSiste" O$erasi ertentu

MS )indosSpeci'ic Services

Mac OS * Speci'icServices

(ni% Spesi'ic Services

SGI I#I* Speci'icServices

SunOS Speci'icServices

MacPython OSAModules


6/42

)ari kita 3oba bebera$a "odule

SL di Python :D


7/42

i"e&eneri3 O$eratin' Syste" Servi3es

ebera$a 3ontoh "ethod dasar yan' akan di'unakan :

. ctime+,, "enda$atkan 4aktu saat ini atau konversi detik "en0adi 4aktuyan' ber/or"at

. time+,, "enda$atkan 4aktu saat ini dala" bentuk detik

. strptime+,, "enda$atkan ba'ian ba'ian dari 4aktu

. str'time+,, "en3etak 4aktu sesuai den'an /or"at yan' diin'inkan


8/42

i"$ort ti"e

5 "e"an''il 4aktu sekaran'$rint 6sekaran' 0a" : 6, ti"e%3ti"e78$rint

5 "ena"bahkan detik berikutnyanet;ti"e < ti"e%ti"e78 = $rint 6 detik berikutnya adalah 0a" : 6, ti"e%3ti"e7net;ti"e8$rint

5 0a" yan' terstruktur0a";"entah < ti"e%str$ti"e7ti"e%3ti"e788$rint 60a" "entah : 6, 0a";"entah

$rint

5 berba'ai /or"at 4aktu$rint >tan''al dala" bentuk len'ka$ : >, ti"e%str/ti"e7>?*, ?d ? ?@>, 0a";"entah8$rint >tan''al dala" bentuk sin'kat : >, ti"e%str/ti"e7>?a, ?dA?"A?y>, 0a";"entah8$rint >0a" dala" bentuk 2B 0a" : >, ti"e%str/ti"e7>?C:?):?S>, 0a";"entah8$rint >0a" dala" bentuk *)AP) : >, ti"e%str/ti"e7>?I:?):?S ?$>, 0a";"entah8

+atatan : si"$an /ile berikut den'an na"a utakatik0a"%$y

i"e&eneri3 O$eratin' Syste" Servi3es


9/42

)athu"eri3al and )athe"ati3al )odules


. po+,, "e"an'katkan suatu an'ka den'an $an'kat yan' diin'inkan

. s-rt+,, "enda$atkan nilai akar dari suatu an'ka

. acos+,, "enda$atkan nilai a3osinus dari sebuah nilai

. degrees+,, "enda$atkan nilai sudut

. radians+,. "en'ubah sudut "en0adi nilai radian


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+ontoh kasus "en3ari sudut dari dua buah vektor :

3os teta < u/vEEuEE EEvEE

u/v < u1v

1= u

2v

2

EEuEE2< u12= u

22

EEvEE2< v1

2= v2

2


11/42

i"$ort "ath

de/ 'et;de'rees7a, b8: $rint a $rint b

su";a < "ath%$o47aFG, 28 = "ath%$o47aF1G, 28 len;a < "ath%sHrt7su";a8

su";b < "ath%$o47bFG, 28 = "ath%$o47bF1G, 28 len;b < "ath%sHrt7su";b8

adotb < aFGbFG = aF1GbF1G

3osteta < adotb A 7len;a len;b8 teta < "ath%de'rees7"ath%a3os73osteta88

return teta

.......................................................................................................

+atatan : si"$an /ile berikut den'an na"a "en3arisudut%$y



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.......................................................................................................

a < F1, 1Gb < F!, 1Gte"$ < FG

te"$;, te"$;y < aFG, aF1Gs$eed < 1

teta < 'et;de'rees7a, b8rad < "ath%radians7teta8$rint >teta : >, teta$rint >radians : >, rad

+atatan : si"$an /ile berikut den'an na"a "en3arisudut%$y



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Rando"u"eri3al and )athe"ati3al )odules


. randint+,, "enda$atkan nilai rando" dari rentan' yan' telah kita

tentukan%


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i"$ort rando"

an'ka;a0aib < rando"%randint71, 18

an'ka;tebakan < ra4;in$ut76Cai "anusia, akan kuberi kau satu $er"intaanJnbera$a tebakan"u an'ka tebakan"u:D - 680"l;tebakan < 1tanya < rue4hile tanya: i/ an'ka;a0aib , 0"l;tebakan tanya < (alse eli/ int7an'ka;tebakan8 K an'ka;a0aib: $rint >#elebihan . kelebihan%%> an'ka;tebakan < ra4;in$ut76Cai anakku, akan kuberi satu $er"intaanJnbera$a tebakan"u an'ka tebakan"u:D - 68 0"l;tebakan =< 1 eli/ int7an'ka;tebakan8 an'ka;a0aib: $rint >#uran' . kuran'%%> an'ka;tebakan < ra4;in$ut76Cai anakku, akan kuberi satu $er"intaanJnbera$a tebakan"u an'ka tebakan"u:D - 68 0"l;tebakan =< 1

+atatan : si"$an /ile berikut den'an na"a tebakan'ka%$y

Rando"u"eri3al and )athe"ati3al )odules


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Strin'uilt.in y$e


. capitali0e+,, "e"buat kata $erta"a "en0adi huru/ ka$ital

. center+,, "ena"bahkan karakter ta"bahan sebelu" huru/ $erta"a

. upper+,, "en'ubah se"ua huru/ "en0adi huru/ besar

. loer+,, "en'ubah se"ua huru/ "en0adi huru/ ke3il

. title+,, "en'ubah huru/ $erta"a $ada setia$ kata "en0adi huru/ besar

. count+,, "en'hitun' substrin' $ada sebuah kali"at

. replace+,, "en'ubah substrin' $ada sebuah kali"at den'an substrin' baru

.'ind+,, "en3ari substrin'


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sebuah;kali"at < >Dunia tak selebar daun kelor%>

5 3ara "en'akses huru/$rint sebuah;kali"atF:MG

5 3ara "ena"bah kali"atsebuah;kali"at =< >Dan lan'it tak setin''i 0en'kal%>

$rint sebuah;kali"at

5 "e"buat kata $erta"a "en0adi huru/ ka$ital$rint sebuah;kali"at%3a$italiNe78

5 "ena"bahkan karakter ta"bahan sebelu" huru/ $erta"a$rint sebuah;kali"at%3enter7len7sebuah;kali"at8 = 18

5 "en'ubah se"ua huru/ "en0adi huru/ besar$rint sebuah;kali"at%u$$er78

5 "en'ubah se"ua huru/ "en0adi huru/ ke3il$rint sebuah;kali"at%lo4er78

.................................................................................................................

+atatan : si"$an /ile berikut den'an na"a ber"ainkali"at%$y

Strin'uilt.in y$e


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.................................................................................................................

5 "en'ubah huru/ $erta"a $ada setia$ kata "en0adi huru/ besar$rint sebuah;kali"at%title78

5 "en'hitun' substrin' $ada sebuah kali"at$rint sebuah;kali"at%3ount7>tak>8

5 "en'ubah substrin' $ada sebuah kali"at den'an substrin' baru$rint sebuah;kali"at%re$la3e7>tak>, >tidak>8

5 "en3ari substrin'$rint sebuah;kali"at%/ind7>daun>8

+atatan : si"$an /ile berikut den'an na"a ber"ainkali"at%$y

Strin'uilt.in y$e


18/42

)L DO) )inido"Stru3tured )arku$ Pro3essin' ools

ebera$a 3ontoh ob0ek yan' akan di'unakan :

.Document+,, "e"buat doku"en )L baru%

. childNodes, list yan' berisi da/tar ele"ent anak $ada ele"ent

ebera$a 3ontoh "ethod yan' akan di'unakan :

. appendChild+,, "ena"bahkan ele"en $ada ele"ent atau doku"en

. createComment+,, "enulis ko"en $ada doku"en atau ele"en

. create$lement+,, "enulis ele"en root

. createTe%tNode+,, "enulis teks $ada

. topretty%ml+,, "enulis doku"en "l di konsol dan beru$a strin'

. parse+,, "e"ba3a /ile "l

. get$lements1yTagName+,, "e"ba3a ta' di doku"en atau setia$ ele"ent

. document$lement+,, "e"ba3a ele"ent root $ada "l


19/42

/ro" "l%do" i"$ort "inido", ode

tokoh;ani"e < F 6na"a6 : 6)onkey D% Lu//y6, 6ani"e6:6One Pie3e6, 6ratin'6:6Q6, 6na"a6 : 6Rivaille6, 6ani"e6:6Shin'eki o #yo0in6, 6ratin'6:696, 6na"a6 : 6UNu"aki aruto6, 6ani"e6:6aruto6, 6ratin'6:6Q6,

6na"a6 : 6+hin"i6, 6ani"e6:6#un'/u oy6, 6ratin'6:66, 6na"a6 : 6#enshin Ci"ura6, 6ani"e6:6Sa"urai 6, 6ratin'6:696, 6na"a6 : 6oriko6, 6ani"e6:6oriko6, 6ratin'6:66, 6na"a6 : 6Sasuke6, 6ani"e6:6aruto6, 6ratin'6:696, 6na"a6 : 6Sa'ara Sasuke6, 6ani"e6:6(ull )etal Pani36, 6ratin'6:6Q6 G

do3 < "inido"%Do3u"ent78

do3%a$$end+hild7do3%3reate+o""ent7>okoh *ni"e>88

koleksi < do3%3reateTle"ent76koleksi68do3%a$$end+hild7koleksi8

.........................................................................................................................

+atatan : si"$an /ile berikut den'an na"a tulis"l%$y



20/42

....................................................................................................../or karakter in tokoh;ani"e:

tokoh < do3%3reateTle"ent76tokoh68 koleksi%a$$end+hild7tokoh8

na"a < do3%3reateTle"ent76na"a68 na"a%a$$end+hild7do3%3reateetode7karakterF6na"a6G88

tokoh%a$$end+hild7na"a8

ani"e < do3%3reateTle"ent76ani"e68 ani"e%a$$end+hild7do3%3reateetode7karakterF6ani"e6G88 tokoh%a$$end+hild7ani"e8

ratin' < do3%3reateTle"ent76ratin'68 ratin'%a$$end+hild7do3%3reateetode7karakterF6ratin'6G88 tokoh%a$$end+hild7ratin'8

$rint do3%to$retty"l7indent < 6 68

/ < o$en76tokohani"e%"l6, 6468/%4rite7do3%to$retty"l7indent


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/ro" "l%do"%"inido" i"$ort $arsei"$ort "l%do"%"inido"

tokoh;ani"e < "l%do"%"inido"%$arse76tokohani"e%"l68koleksi < tokoh;ani"e%do3u"entTle"ent

da/tar;tokoh < koleksi%'etTle"entsya'a"e7>tokoh>8

$rint >Da/tar okoh *ni"e Jn............................Jn>

/or tokoh in da/tar;tokoh: na"a < tokoh%'etTle"entsya'a"e76na"a68FG $rint >a"a : ?s> ? na"a%3hildodesFG%data%stri$78

ani"e < tokoh%'etTle"entsya'a"e76ani"e68FG

$rint >*ni"e : ?s> ? ani"e%3hildodesFG%data%stri$78

ratin' < tokoh%'etTle"entsya'a"e76ratin'68FG $rint >Ratin' : ?s> ? ratin'%3hildodesFG%data%stri$78

$rint

+atatan : si"$an /ile berikut den'an na"a ba3a"l%$y



22/42

ebera$a 3ontoh ob0ek dasar yan' akan di'unakan :

.2ipFile+,, "e"buat ob0ek /ile Ni$ baru yan' akan di'unakan untuk "e"ba3aatau "enulis /ile Ni$%


. rite+,, "e"asukkan /ile kedala" /ile Ni$

. close+,."en'akhiri $roses $enulisan atau $e"ba3aan /ile Ni$

. namelist+,. "enda$atkan da/tar /ile yan' ada di dala" /ile Ni$

. read+,, "e"ba3a /ile yan' ada di dala" /ile Ni$

i$(ileData +o"$ression and *r3hivin'


23/42

i"$ort Ni$/ile

5 "e"buat dulu bebera$a /iletry: /o < o$en7>$erabotan%tt>, >4>8 /o%4rite7>1% ke"o3en', sa$u, la$ $elJn>8 /o%4rite7>2% e"ber, 0olan', basko"Jn>8 /o%4rite7>!% $irin', "an'kok, $in''anJn>8

/o%4rite7>B% sendok, 'ar$u, s$atulaJn>8e3e$t IOTrror, e: $rint >ter0adi error : >, e/inally: /o%3lose78

try: /o < o$en7>"akanan%tt>, >4>8 /o%4rite7>1% bolu, bro4nies, bika a"bonJn>8

/o%4rite7>2% nastar, bulan, ka3an'Jn>8 /o%4rite7>!% ku$at tahu, keto$rak, lonton' kariJn>8 /o%4rite7>B% lotek, 'ado . 'ado, karedokJn>8e3e$t IOTrror, e: $rint >ter0adi error : >, e/inally: /o%3lose78

.........................................................................................................

+atatan : si"$an /ile berikut den'an na"a n'e$ak/ile%$y



24/42

.........................................................................................................

5 "elakukan ko"$resi terhada$ kedua /ile diatas$rint >la'i n'e$ak /ilenya dulu yah :D %%%>hasil;n'e$ak < Ni$/ile%i$(ile76hasil;n'e$ak%Ni$6, "ode"ena"bakan /ile $erabotan%tt> hasil;n'e$ak%4rite76$erabotan%tt68 $rint >"ena"bakan /ile "akanan%tt> hasil;n'e$ak%4rite76"akanan%tt68/inally: $rint >selesai %%%> hasil;n'e$ak%3lose78

+atatan : si"$an /ile berikut den'an na"a n'e$ak/ile%$y



25/42

i"$ort Ni$/ile

hasil;ekstrak < Ni$/ile%i$(ile76hasil;n'e$ak%Ni$68/or /na"e in hasil;ekstrak%na"elist78: try: /3ontent < hasil;ekstrak%read7/na"e8

e3e$t 7IOTrror, #eyTrror, IndeTrror8, e: $rint >er0adi TRROR : >, e else: $rint /na"e, 6 : 6 $rint re$r7/3ontent8 try: /o < o$en7/na"e, >4>8 /o%4rite7/3ontent8 e3e$t IOTrror, e:

$rint >ter0adi error : >, e /inally: /o%3lose78 $rint

+atatan : si"$an /ile berikut den'an na"a n'ekstrakNi$%$y



26/42


. soc!et+,, "e"buat ob0ek so3ket


. gethost&yaddr+,, "enda$atkan data host, alias, dan adress dari sebuah IP*ddress. &ind+,, "e"asan'kan so3ket IP *ddress. listen+,, "enyalakan so3ket dala" bentuk server. accept+,, "enan'ka$ koneksi yan' datan'. recv+,, "e"ba3a data dari koneksi yan' datan'

. send+,, "en'iri" data le4at so3ket. close+,, "enutu$ so3ket

. connect+,, koneksi ke so3ket yan' sedan' akti/

So3ketInter$ro3ess +o""uni3ation and et4orkin'


27/42

i"$ort so3ket

s < so3ket%so3ket785host < so3ket%'ethostna"e78host, alias, addr < so3ket%'ethostbyaddr7612%%%168

$ort < Ms%bind77host, $ort88

s%listen7M84hile rue: 3, addr < s%a33e$t78 $rint 6&ot 3onne3tion /ro" 6, addr 4hile rue: $rint >/ro" 3lient : >, 3%re3v712B8

$esan < ra4;in$ut7>server : >8 3%send7$esan8

3%3lose78

+atatan : si"$an /ile berikut den'an na"a 3hatin'.server%$y


S k t


28/42

i"$ort so3ket

s < so3ket%so3ket78host, alias, addr < so3ket%'ethostbyaddr7612%%%168$ort < M

s%3onne3t77host, $ort884hile rue: $esan < ra4;in$ut7>3lient : >8 s%send7$esan8 $rint >/ro" server : >, s%re3v712B8s%3lose

+atatan : si"$an /ile berikut den'an na"a 3hatin'.3lient%$y


Si l )LRP+ S


29/42


. Simple*M3#PCServer+,, "e"buat ob0ek server "lr$3


. register4instance+,. "enda/tarkan sebuah ob0ek ke server "lr$3 a'arbisa diakses oleh 3lient

. serve4'orever+,, "enyalakan server "lr$3

Si"$le )LRP+ ServerInternet Proto3ols and Su$$ort

)L RP+ Lib


30/42


. ServerPro%y+,, konek ke server "lr$3

)L.RP+ LibInternet Proto3ols and Su$$ort

Si l )LRP+ S


31/42

/ro" Si"$le)LRP+Server i"$ort Si"$le)LRP+Serveri"$ort ti"e

server < Si"$le)LRP+Server776lo3alhost6, 98, lo'ReHuests


32/42

.............................................................................................................

server%re'ister;instan3e7Perse'iPan0an'788

try: $rint 6&unakan +ontrol=+ untuk berhenti%%6 server%serve;/orever78e3e$t #eyboardInterru$t: $rint 6erhenti%%6

+atatan : si"$an /ile berikut den'an na"a ob0ektersebar.server%$y

Si"$le )LRP+ ServerInternet Proto3ols and Su$$ort

)L RP+ Lib


33/42

/ro" $$rint i"$ort $$rinti"$ort "lr$3libi"$ort ti"e

$roy < "lr$3lib%ServerProy76htt$:AAlo3alhost:968kelilin' < $roy%kelilin'71, 18

luas < $roy%luas71, 18$rint >)en'hitun' Perse'i Pan0an'>$rint >..........................>$rint >luas : >, luas$rint >kelilin' : >, kelilin'

$rint >in/o : >, $roy%si"$an;hasil7luas, kelilin'8$rint$rint >hasil yan' sudah disi"$an : >

$$rint7$roy%ba3a;lo';$erhitun'an788

+atatan : si"$an /ile berikut den'an na"a ob0ektersebar.3lient%$y

)L.RP+ LibInternet Proto3ols and Su$$ort

OS


34/42


5 system+,, "e"an''il $erintah dari siste" o$erasi tertentu. al!+,, "enelusuri /older dan /ile $ada sebuah /older se3ara keseluruhan

. getcd+,, "elihat direktori yan' sedan' dikun0un'i

. listdir+,, "elihat da/tar /older $ada sebuah /older

. ma!edirs+,, "e"buat /older baru

.6oin78, "enya"bun'kan /older dan /ile den'an tanda 6A6 atau 6J6 sesuaisiste" o$erasi yan' sedan' di'unakan%

OS&eneri3 O$eratin' Syste" Servi3es

OS


35/42

i"$ort os, $$rint

5 "e"an''il $erintah $ada siste" o$erasios%syste"76ls .l68$rint >Jn>

5 "elihat da/tar /older dan /ile $ada suatu direktori/or dir;na"e, sub;dirs, /iles in os%4alk76AusrAshareAea"$le.3ontent68: $rint dir;na"e /or dir in sub;dirs: $rint 6JtA?s6 ? dir /or /ile in /iles: $rint >Jt>, /ile$rint >Jn>

5 "elihat direktori yan' sedan' dikun0un'i$rint os%'et34d78$rint >Jn>

5 "elihat da/tar direktori $ada suatu direktori$$rint%$$rint7os%listdir76AvarA444688

+atatan : si"$an /ile berikut den'an na"a n'aksesos.lihatisi%$y


OS


36/42

i"$ort os, $$rint

5 "e"buat direktori baruos%"akedirs76testin'68$rint >Jn>

5 "e"buat /ile dala" /older 6testin'6na"a;/ile < os%$ath%0oin76testin'6, 63ontoh%tt68/ < o$en7na"a;/ile, 6468try: /%4rite76ini di dala" /older testin'68 /%4rite76nanti akan kita 3oba ha$us68/inally: /%3lose

+atatan : si"$an /ile berikut den'an na"a n'aksesos.bikin/older%$y


OS


37/42

i"$ort os, $$rint

na"a;/older < 6testin'6os%syste"76r" ?s .R6 ? na"a;/older8

+atatan : si"$an /ile berikut den'an na"a n'aksesos.ha$us/older%$y



38/42

e'itu banyak "odule yan' ada di

Python SL


39/42

Untuk eks$lorasi lebih lan0ut *nda

bisa "en'un0un'i link berikut ini

Python Modules o' The )ee!


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Python Modules o' The )ee!Vebsite : htt$:AA444%$y"ot4%3o"

Python Documentation


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Python DocumentationVebsite : htt$:AAdo3s%$ython%or'AreleaseA2%AlibraryAinde%ht"l

The Standard Python 3i&rary


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The Standard Python 3i&raryVebsite : htt$:AAe//bot%or'AlibrarybookA

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Pelatihan Python Stl