Quis Sister 1 - Dzul Jalali Wal Ikram

Chapter01/classes.py

@@ -1,12 +1,12 @@
 class namakelas:
     common = 10
-    def __init__ (self):
+    def __init__ (self): #memanggil constructor
         self.myvariable = 3
-    def myfunction (self, arg1, arg2):
+    def myfunction (self, arg1, arg2):  #instance method
         return self.myvariable
 
 instance = namakelas()
-print("instance.myfunction(1, 2)" , instance.myfunction(1, 2))
+print("instance.myfunction(1, 2)" , instance.myfunction(1, 2)) #memanggil instance method
 
 instance2 = namakelas()
 print("instance.common ",instance.common)
@@ -36,10 +36,10 @@ def __init__ (self, arg1):
         print (arg1)
 
 instance = AnotherClass ("hello")
-print("instance.myfunction (1, 2) " , instance.myfunction (1, 2))
+print("instance.myfunction (1, 2) " , instance.myfunction (1, 2)) #memanggil instance method
 
 instance.test = 10
-print("instance.test " , instance.test)
+print("instance.test " , instance.test) #memanggil instance method
 
 
 

Chapter01/dir.py

@@ -2,7 +2,7 @@
 # kami memeriksa apakah angkanya positif atau negatif atau nol dan
 # tampilkan pesan yang sesuai
 
-num = 1
+num = 0
 
 # Try these two variations as well:
 # num = 0
@@ -23,7 +23,8 @@
 numbers = [6, 6, 3, 8, -3, 2, 5, 44, 12]
 
 # variable to store the sum
-sum = 0
+sum = -35
+# sum = 0
 
 # iterate over the list
 for val in numbers:
@@ -32,3 +33,9 @@
 # Output: The sum is 48
 print("The sum is", sum)
 
+if sum > 0:
+    print("Positive number")
+elif sum == 0:
+    print("Zero")
+else:
+    print("Negative number")

Chapter01/file.py

@@ -1,11 +1,13 @@
-f = open ('test.txt', 'w')
-f.write ('first line of file \n') 
+f = open ('test.txt', 'w') #menulis dalam format text.
+f.write ('first line of file \n') #menulis string didalam file yang telah dibuka
 
-f.write ('second line of file \n') 
+f.write ('second line of file \n') #menulis string didalam file yang telah dibuka
+
+f.close() #menutup file
+f = open ('test.txt') #membuka file pada direktori saat ini untuk dibaca
+content = f.read() #membaca string dari file
+print (content) #menampilkan konten yang ada didalam file
+
+f.close() #menutup file
 
-f.close()
-f = open ('test.txt')
-content = f.read()
-print (content)
 
-f.close()

Chapter01/multiprocessing_test.py

@@ -3,23 +3,23 @@
 import multiprocessing
 
 
-if __name__ == "__main__":
+if __name__ == "__main__":  # Memastikan code ada pada main function/tidak diimport.
     start_time = time.time()
     size = 10000000   
     procs = 10   
     jobs = []
-    for i in range(0, procs):
+    for i in range(0, procs): #Membuat proses
         out_list = list()
         process = multiprocessing.Process\
-                  (target=do_something,args=(size,out_list))
+                  (target=do_something,args=(size,out_list)) # Menginisiasi proses dengan argument
         jobs.append(process)
 
     for j in jobs:
-        j.start()
+        j.start() # memulai proses
 
-    for j in jobs:
+    for j in jobs: # menyelesaikan proses
         j.join()
 
-    print ("List processing complete.")
+    print ("List processing complete.") # proses selesai
     end_time = time.time()
     print("multiprocesses time=", end_time - start_time)

Chapter01/multithreading_test.py

@@ -2,23 +2,23 @@
 import time
 import threading
 
-if __name__ == "__main__":
+if __name__ == "__main__": # Memastikan code ada pada main function/tidak diimport.
     start_time = time.time()
     size = 10000000
     threads = 10  
     jobs = []
     for i in range(0, threads):
         out_list = list()
-        thread = threading.Thread(target=do_something(size, out_list))
+        thread = threading.Thread(target=do_something(size, out_list)) # Membuat Thread
         jobs.append(thread)
     for j in jobs:
-        j.start()
+        j.start()  # memulai proses
 
 
     for j in jobs:
-        j.join()
+        j.join() # menyelesaikan proses
 
-    print ("List processing complete.")
+    print ("List processing complete.") #proses selesai
     end_time = time.time()
     print("multithreading time=", end_time - start_time)
 

Chapter01/studiKasus/classes_studikasus.py

@@ -0,0 +1,34 @@
+class Karyawan:
+   def __init__(self, nama, gaji):
+      self.nama = nama
+      self.gaji = gaji
+
+   def displayKaryawan(self):
+      print ("nama : ", self.nama,  ", gaji: ", self.gaji)
+
+emp1 = Karyawan("Udin Wazowski", 2000)
+emp2 = Karyawan("Astoria Greengrass", 5000)
+
+emp1.displayKaryawan()
+emp2.displayKaryawan()
+
+emp1 = Karyawan("Koro koro", 8000)
+emp2 = Karyawan("Kucu kucu", 5000)
+
+emp1.displayKaryawan()
+emp2.displayKaryawan()
+
+class Posisi(Karyawan):
+   def __init__(self, nama, posisi, gaji):
+       self.nama = nama
+       self.posisi = posisi
+       self.gaji = gaji
+
+   def display(self):
+      print("Nama : ", self.nama, ", posisi : ", self.posisi, ", gaji : ", self.gaji)
+
+emp1 = Posisi("TTesting", 'Software Engineer', 4000)
+emp2 = Posisi("Astoria", 'HRD', 5000)
+
+emp1.display()
+emp2.display()

Chapter01/studiKasus/dir_studikasus.py

@@ -0,0 +1,28 @@
+gaji = int(input('Masukan Gaji Karyawan Anda: '))
+
+if gaji > 1000000:
+    print("Selamat Menikmati Uang hasil Kerja Anda")
+elif gaji == 0:
+    print("Anda tidak digaji :(")
+else:
+    print("Jangan Boros ya.")
+
+
+###########
+numbers = [13, 15, 20, 22, -99, 50, 4]
+
+sum = int(input('Masukan Angka Bebas: '))
+# sum = 0
+for val in numbers:
+	sum = sum+val
+
+print("The sum is", sum)
+
+if sum > 0:
+    print("Positive number")
+elif sum == 0:
+    print("Zero")
+else:
+    print("Negative number")
+
+

Chapter01/studiKasus/do_studikasus.py

@@ -0,0 +1,4 @@
+def totalKaryawan(count, list_karyawan):
+    for i in range(count):
+        list_karyawan = ['Udin Wazowski', 'Jon cool', 'Asoyy gamink']
+        print('Nama Karyawan : ', list_karyawan)

Chapter01/studiKasus/file_studikasus.py

@@ -0,0 +1,15 @@
+f = open ('file_studikasus.txt', 'w')
+nama = input('Masukan Nama Anda :')
+alamat = input('Masukan Alamat Anda :')
+hobi = input('Masukan Hobi Anda :')
+f.write (nama + '\n') 
+
+f.write (alamat + '\n') 
+f.write (hobi + '\n')
+
+f.close()
+f = open ('file_studikasus.txt') 
+content = f.read() 
+print (content)
+
+f.close() 

Chapter01/studiKasus/flow_studikasus.py

@@ -0,0 +1,50 @@
+nilai = int(input('Masukan Nilai Ujian Anda : '))
+if nilai >= 75:
+    print("Selamat Anda Lolos")
+elif nilai == 0:
+    print("Anda Tidak Ikut Ujian")
+else:
+    print("Anda Ikut Remedial")
+
+
+# FOR
+durasi_kerja = float(input('masukan durasi kerja: '))
+
+if durasi_kerja > 8:
+    print("Durasi Kerja + Lembur")
+elif durasi_kerja == 8:
+    print("Durasi Kerja Rata-rata")
+else:
+    print("Durasi Kerja Dibawah Rata-Rata")
+
+
+############1
+total_durasi_kerja = [7,8,9]
+
+durasi_lembur = 4
+for val in total_durasi_kerja:
+    durasi_lembur = durasi_lembur+val
+
+print("Total Semua Durasi Kerja", durasi_lembur)
+
+if durasi_lembur > 12.00:
+    print("CAPEK")
+elif durasi_lembur == 0.00:
+    print("Anda Kerja ?")
+else:
+    print("Kerja Santai")
+
+
+#WHILE
+# Program to add natural numbers upto sum = 1+2+3+...+n
+
+n = 10
+# initialize sum and counter
+sum = 0
+i = 1
+while i <= n:
+    sum = sum + i
+    i = i+1    # update counter
+
+# print the sum
+print("The sum is", sum)

Chapter01/studiKasus/list_studikasus.py

@@ -0,0 +1,22 @@
+list_Perusahaan = ["Tech, Inc", 200000000, "Indddie", 10000000] #list
+print(list_Perusahaan)
+list_Perusahaan[0]
+print(list_Perusahaan[0])
+list_Perusahaan[-1]
+print (list_Perusahaan[-1])
+
+dict_perusahaan = {"nama_perusahaan":"Tech, Inc", "nama_ceo":"Mamank Racing"} #dictionary
+print(dict_perusahaan)
+dict_perusahaan["nama_perusahaan"]
+print(dict_perusahaan["nama_perusahaan"])
+
+dict_2 = {"key 1":"Udin Wazowski", 2:"Test Doang", "key 3":"Siapa Ya"}
+print(dict_2)
+dict_2[2]
+print(dict_2[2])
+
+status_perusahaan = ("Aktif", "Nonaktif") #tuple
+print(status_perusahaan)
+
+panjangData = len
+print (panjangData(list_Perusahaan))

Chapter01/studiKasus/multiprocessing_studikasus.py

@@ -0,0 +1,25 @@
+from do_studikasus import totalKaryawan
+import time
+import multiprocessing
+
+if __name__ == "__main__":
+    start_time = time.time()
+    size = 1000
+    procs = 10   
+    list_karyawan = []
+    # out_list = list()
+    for i in range(0, procs):
+        out_list = list()
+        process = multiprocessing.Process\
+                    (target=totalKaryawan,args=(size,out_list))
+        list_karyawan.append(process)
+
+    for j in list_karyawan:
+        j.start()
+
+    for j in list_karyawan:
+        j.join()
+
+    print ("List processing complete.")
+    end_time = time.time()
+    print("multiprocesses time=", end_time - start_time)

Chapter01/studiKasus/multithreading_studikasus.py

@@ -0,0 +1,23 @@
+from do_studikasus import totalKaryawan
+import time
+import threading
+
+if __name__ == "__main__":
+    start_time = time.time()
+    size = 1000
+    procs = 10   
+    process = []
+    for i in range(0, procs):
+        out_list = list()
+        thread = threading.Thread(target=totalKaryawan(size,out_list))
+        process.append(thread)
+
+    for j in process:
+        j.start()
+
+    for j in process:
+        j.join()
+
+    print ("List processing complete.")
+    end_time = time.time()
+    print("multithreading time=", end_time - start_time)

Chapter02/Condition.py

@@ -27,7 +27,7 @@ def consume(self):
             condition.notify()
 
     def run(self):
-        for i in range(20):
+        for i in range(5):
             time.sleep(2)
             self.consume()
 
@@ -50,7 +50,7 @@ def produce(self):
             condition.notify()
 
     def run(self):
-        for i in range(20):
+        for i in range(5):
             time.sleep(0.5)
             self.produce()
 

Chapter02/Event.py

@@ -29,7 +29,7 @@ def __init__(self, *args, **kwargs):
     def run(self):
         for i in range(5):
             time.sleep(2)
-            item = random.randint(0, 100)
+            item = random.randint(0, 10)
             items.append(item)
             logging.info('Producer notify: item {} appended by {}'\
                          .format(item, self.name))