update oop exercises

code/helpers.py

@@ -0,0 +1,8 @@
+def display(message, is_warning=False):
+    if is_warning:
+        print("Warning!!")
+    print(message)
+
+
+def foo():
+    return "bar"

code/inheritance.py

@@ -0,0 +1,31 @@
+# Parent class
+class Animal:
+    def __init__(self, name):
+        print(f"Initializing animal named {name}")
+        self.name = name
+
+    def speak(self):
+        pass
+
+
+# Child class inheriting from Animal
+class Dog(Animal):
+    def speak(self):
+        return f"{self.name} says woof!"
+
+
+class Cat(Animal):
+    def __init__(self, name, race):
+        super().__init__(name)
+        self.race = race
+        print(f"Initializing cat named {self.name} of {self.race} race")
+
+    def speak(self):
+        return f"{self.name} says meong!"
+
+
+my_dog = Dog("Buddy")
+print(my_dog.speak())  # Calls the speak method of the Dog class
+
+my_cat = Cat("Ocong", "Persian")
+print(my_cat.speak())

code/mixins.py

@@ -0,0 +1,35 @@
+class Loggable:
+    def __init__(self):
+        self.title = ""
+
+    def log(self):
+        print("Log message from " + self.title)
+
+
+class Connection:
+    def __init__(self):
+        self.server = ""
+
+    def connect(self):
+        print("Connecting to database on " + self.server)
+
+
+class SqlDatabase(Connection, Loggable):
+    def __init__(self):
+        super().__init__()
+        self.title = "Sql Connection Demo"
+        self.server = "Some_Server"
+
+    def connect(self):
+        print("Connecting to SQL database on " + self.server)
+
+
+def framework(item):
+    if isinstance(item, Connection):
+        item.connect()
+    if isinstance(item, Loggable):
+        item.log()
+
+
+sql_connection = SqlDatabase()
+framework(sql_connection)

code/module_example.py

@@ -0,0 +1,3 @@
+from helpers import display as helpers_display
+
+helpers_display("Not a warning")

data/csv_example.csv

@@ -1,2 +1,3 @@
 "name","country","city","skills"
 "Aurora","Indonesia","Palembang","Python"
+"Jokowi","Indonesia","Solo","C++"

docs/python/oop/oop_exercises.md

@@ -1,3 +1,9 @@
 # OOP Exercises
 
-Create a class called `PersonAccount`. It has `firstname`, `lastname`, `incomes`, and `expenses` properties. It also has `total_income()`, `total_expense()`, `account_info()`, `add_income()`, `add_expense()` and `account_balance()` methods. Incomes is a dict of income amount and its description. The same goes for expenses.
+Create a class called `PersonAccount`. It has `firstname`, `lastname`, `incomes`, and `expenses` properties. It also has `total_income()`, `total_expense()`, `account_info()`, `add_income()`, `add_expense()` and `account_balance()` methods. Incomes is a set of income amount and its description. The same goes for expenses.
+
+Reference:
+
+1. [Classes](./classes.md)
+2. [Sets](../python_fundamentals_1/sets.ipynb)
+3. [Student Grade Program](../../tutorials/student_grade_with_oo.ipynb)

docs/python/python_fundamentals_2/file_handling.ipynb

@@ -33,20 +33,20 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 13,
    "id": "5cbfcd4b-9ffc-4d62-afe7-2f4dbae3a3ed",
    "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "<_io.TextIOWrapper name='../../../data/reading_file_example.txt' mode='r' encoding='UTF-8'>\n"
+      "<_io.TextIOWrapper name='reading_file_example.txt' mode='r' encoding='UTF-8'>\n"
      ]
     }
    ],
    "source": [
-    "f = open(\"../../../data/reading_file_example.txt\")\n",
+    "f = open(\"reading_file_example.txt\")\n",
     "print(f)"
    ]
   },
@@ -64,22 +64,22 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 14,
    "id": "61337471-a25c-4933-92be-f1481d8f46aa",
    "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "This is an example to show how to open a file and read.\n",
-      "This is the second line of the text.\n",
-      "I love python.\n"
+      "Halo, ini adalah contoh membaca file dengan Python.\n",
+      "Sebagai bagian dari training Python oleh Lab Fasilkom Unsri.\n",
+      "I <3 Python.\n"
      ]
     }
    ],
    "source": [
-    "f = open(\"../../../data/reading_file_example.txt\")\n",
+    "f = open(\"reading_file_example.txt\")\n",
     "text = f.read()\n",
     "print(text)\n",
     "f.close()"
@@ -95,20 +95,20 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": 15,
    "id": "495c581d-f591-4678-97d8-a5330779cbbb",
    "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "This is an\n"
+      "Halo, ini \n"
      ]
     }
    ],
    "source": [
-    "f = open(\"../../../data/reading_file_example.txt\")\n",
+    "f = open(\"reading_file_example.txt\")\n",
     "text = f.read(10)\n",
     "print(text)\n",
     "f.close()"
@@ -126,21 +126,21 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": 16,
    "id": "a9345163-7194-4529-a13d-d410736ded73",
    "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "This is an example to show how to open a file and read.\n",
+      "Halo, ini adalah contoh membaca file dengan Python.\n",
       "\n"
      ]
     }
    ],
    "source": [
-    "f = open(\"../../../data/reading_file_example.txt\")\n",
+    "f = open(\"reading_file_example.txt\")\n",
     "text = f.readline()\n",
     "print(text)\n",
     "f.close()"
@@ -158,20 +158,20 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 17,
    "id": "314e27ef-dbd0-4ea7-9e50-fb3551474c44",
    "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "['This is an example to show how to open a file and read.\\n', 'This is the second line of the text.\\n', 'I love python.']\n"
+      "['Halo, ini adalah contoh membaca file dengan Python.\\n', 'Sebagai bagian dari training Python oleh Lab Fasilkom Unsri.\\n', 'I <3 Python.']\n"
      ]
     }
    ],
    "source": [
-    "f = open(\"../../../data/reading_file_example.txt\")\n",
+    "f = open(\"reading_file_example.txt\")\n",
     "lines = f.readlines()\n",
     "print(lines)\n",
     "f.close()"
@@ -187,20 +187,20 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 18,
    "id": "e035163b-7210-4742-9dbc-7bb3989633fe",
    "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "['This is an example to show how to open a file and read.', 'This is the second line of the text.', 'I love python.']\n"
+      "['Halo, ini adalah contoh membaca file dengan Python.', 'Sebagai bagian dari training Python oleh Lab Fasilkom Unsri.', 'I <3 Python.']\n"
      ]
     }
    ],
    "source": [
-    "f = open(\"../../../data/reading_file_example.txt\")\n",
+    "f = open(\"reading_file_example.txt\")\n",
     "lines = f.read().splitlines()\n",
     "print(lines)\n",
     "f.close()"
@@ -216,20 +216,20 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 19,
    "id": "6cae899c-d779-490e-aae6-fe2b88b6c783",
    "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "['This is an example to show how to open a file and read.', 'This is the second line of the text.', 'I love python.']\n"
+      "['Halo, ini adalah contoh membaca file dengan Python.', 'Sebagai bagian dari training Python oleh Lab Fasilkom Unsri.', 'I <3 Python.']\n"
      ]
     }
    ],
    "source": [
-    "with open(\"../../../data/reading_file_example.txt\") as f:\n",
+    "with open(\"reading_file_example.txt\") as f:\n",
     "    lines = f.read().splitlines()\n",
     "    print(lines)"
    ]
@@ -251,13 +251,13 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": 23,
    "id": "83430941-ea5c-45a2-9e4f-34fb15e0609d",
    "metadata": {},
    "outputs": [],
    "source": [
-    "with open(\"../../../data/writing_file_example.txt\", \"a\") as f:\n",
-    "    f.write(\"This text has to be appended at the end.\")"
+    "with open(\"appending_file_example.txt\", \"a\") as f:\n",
+    "    f.write(\"This text has to be appended at the end.\\n\")"
    ]
   },
   {
@@ -298,12 +298,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 25,
    "id": "6f08d98c-a8d4-4fdf-baf6-0ead0a1ceb01",
    "metadata": {},
    "outputs": [],
    "source": [
-    "with open(\"../../../data/creating_file_example.txt\", \"w\") as f:\n",
+    "with open(\"creating_file_example.txt\", \"w\") as f:\n",
     "    f.write(\"This text will be written in a newly created file.\")"
    ]
   },
@@ -351,7 +351,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 11,
+   "execution_count": 26,
    "id": "0258b5c3-2f6b-461b-a738-10425d11bcc5",
    "metadata": {},
    "outputs": [
@@ -361,7 +361,8 @@
      "text": [
       "Column names are: name, country, city, skills\n",
       "\tAurora is a student. He lives in Palembang, Indonesia.\n",
-      "Number of lines:  2\n"
+      "\tJokowi is a student. He lives in Solo, Indonesia.\n",
+      "Number of lines:  3\n"
      ]
     }
    ],
@@ -380,6 +381,44 @@
     "            line_count += 1\n",
     "    print(f\"Number of lines:  {line_count}\")"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 29,
+   "id": "5d0c0177-137d-4d6b-95b8-30359aa44e32",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Column names are: \"name\",\"country\",\"city\",\"skills\"\n",
+      "\n",
+      "\t\"Aurora\" is a student. He lives in \"Palembang\", \"Indonesia\".\n",
+      "\t\"Jokowi\" is a student. He lives in \"Solo\", \"Indonesia\".\n"
+     ]
+    }
+   ],
+   "source": [
+    "with open(\"../../../data/csv_example.csv\") as f:\n",
+    "    lines = f.readlines()\n",
+    "    line_count = 0\n",
+    "    for line in lines:\n",
+    "        if line_count == 0:\n",
+    "            print(f\"Column names are: {line}\")\n",
+    "        else:\n",
+    "            row = line.split(\",\")\n",
+    "            print(f\"\\t{row[0]} is a student. He lives in {row[2]}, {row[1]}.\")\n",
+    "        line_count += 1"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "dbd32558-1316-4cfc-b66a-d0751c4c1360",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {