Vit-7 team 3 -Python-Week 2 -homework

Question1.py

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+#We already have this in a dictionary called students
+students = {                                    
+    'Ahmet Yilmaz': [85, 90, 78],          #Each student has 3 grades: Midterm, Final, and Oral
+    'Mehmet Demir': [92, 88, 76],
+    'Ayse Kaya': [78, 89, 95],
+    'Zeynep Celik': [65, 70, 80],
+    'Ali Kara': [50, 60, 55],
+    'Fatma Yildiz': [88, 85, 90],
+    'Murat Aydin': [72, 68, 74],
+    'Elif Aksoy': [95, 90, 88],
+    'Hakan Ozturk': [45, 50, 55],
+    'Canan Tas': [80, 75, 82]
+}
+
+# 1. Calculate GPA and add to dictionary
+for name, grades, in students.items():          #We loop through the dictionary and add GPA to each student's info  ....
+    midterm, final, oral = grades
+    print(grades)
+    print(type(grades))
+    gpa = (midterm * 0.3) + (final * 0.5) + (oral * 0.2)
+    students[name].append(round(gpa, 2))  #students[name]- gets the list of grades
+print(students)                           #.append(...)- adds something to the end of the list.So it's the 4th value in position, but index 3 in code
+                                          #round(gpa, 2)- rounds the GPA to 2 decimal places
+
+# 2. Find student with highest GPA
+highest_gpa = 0 #for now 0 , We'll update it later
+top_student = "" #empty string, we dont know the best student yet
+for name, grades in students.items():    #loop through the dictionary
+    if grades[3] > highest_gpa:  #check if the student's GPA (grades[3]) higher than the current highest
+        highest_gpa = grades[3]  #update highest_gpa to this student’s GPA
+        top_student = name  #save the top_student name
+print(f"Top student: {top_student} with GPA {highest_gpa}")
+
+# 3. Separate names and surnames into a tuple list
+name_tuples = []   #create an empty list
+for full_name in students:      #loop through the dictionary  . students is a dictionary
+    first, last = full_name.split()
+    name_tuples.append((first, last))   #create a tuple first , last. add it to the list name_tuples
+print(name_tuples)
+
+# 4. Sort names alphabetically and print
+sorted_names = sorted([first for first, last in name_tuples])   #sorted() function :sorts the lists in alphabetical order
+print("Sorted first names:", sorted_names)  #prints the list of names in order
+
+# 5. Students with GPA < 70 in a set                                                #{name for ... if ...} create a set
+low_gpa_students = {name for name, grades in students.items() if grades[3] < 70}    #check their GPA, which is the 4th value in the list (index 3)
+print("Students with GPA < 70:", low_gpa_students)                                  #if GPA is less than 70 , the student is added to the group

Question2.py

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+#1)Create a movie
+def create_movie():
+    name = input("Enter movie name: ")
+    director = input("Enter director: ")
+    year = input("Enter release year: ")
+    genre = input("Enter genre: ")
+
+    movie = {              #create a dictionary
+        "name": name,      #"name" is the key, and the movie name is its value
+        "director": director, 
+        "year": year,
+        "genre": genre
+    }
+    return movie
+
+#2)Edit or delete a movie
+def edit_movie(movie):
+    print("Editing movie:", movie["name"])
+    fields = {"1":"name", "2":"director", "3": "year", "4": "genre"} #fields is a dictionary that maps user choices (like "1") to the keys in the movie dictionary (like "name")
+
+    print("1. Name\n2. Director\n3. Year\n4. Genre")     #print("1. Name")
+                                                         #print("2. Director")
+                                                         #print("3. Year")
+                                                         #print("4. Genre")
+    choice = input("What do you want to edit? (1-4): ")
+
+    if choice in fields:
+        new_value = input(f"Enter new {fields[choice]}: ")
+        movie[fields[choice]] = new_value
+    else:
+        print("Invalid choice.")
+
+    return movie
+
+def delete_movie(collection, name):
+    for movie in collection:         #goes through the list of movies
+        if movie ["name"].lower() == name.lower():     #if the name matches, it removes the movie from the list 
+            collection.remove(movie)                   #use .lower() to make sure it matches even if the user uses different capital letters
+            print("Movie deleted.")
+            return
+    print("Movie not found")
+
+#3)Allow the user to view their collection. List all movies or filter by criteria such as genre or year of release.
+def view_movies(collection):
+    print("1. View all\n2. Filter by genre\n3. Filter by year" )
+    choice = input("Choose an option: ")
+
+    if choice == '1':
+        for movie in collection:
+            print(movie)
+    elif choice == '2':
+        genre = input("Enter genre: ")
+        for movie in collection:
+            if movie["genre"].lower() == genre.lower():
+                print(movie)
+    elif choice == '3':
+        year = input("Enter year: ")
+        for movie in collection:
+            if movie["year"] == year:
+                print(movie)
+    else:
+        print("Invalid option.")
+
+#4-Save the movie data in a file and restore this data when you start the program.
+import json
+
+def save_to_file(collection, filename="movies.json"):
+    with open(filename, "w") as f:
+        json.dump(collection, f)
+
+def load_from_file(filename="movies.json"):
+    try:
+        with open(filename, "r") as f:
+            return json.load(f)
+    except FileNotFoundError:
+        return []
+
+
+def main():
+    movies = load_from_file()
+
+    while True:
+        print("\n1. Add movie\n2. Edit movie\n3. Delete movie\n4. View collection\n5. Save and Exit")
+        choice = input("Enter your choice: ")
+
+        if choice == '1':
+            movie = create_movie()
+            movies.append(movie)
+        elif choice == '2':
+            name = input("Enter the movie name to edit: ")
+            for m in movies:
+                if m["name"].lower() == name.lower():
+                    edit_movie(m)
+                    break
+            else:
+                print("Movie not found.")
+        elif choice == '3':
+            name = input("Enter the movie name to delete: ")
+            delete_movie(movies, name)
+        elif choice == '4':
+            view_movies(movies)
+        elif choice == '5':
+            save_to_file(movies)
+            print("Collection saved. Goodbye!")
+            break
+        else:
+            print("Invalid choice. Try again.")
+
+main()

Question3.py

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+#Question 3: Customer Management System
+#1)Use a dictionary structure to store customer information. 
+# Assign a unique customer identification (ID) for each customer and associate customer information with this ID. 
+# You can use a dictionary containing information such as name, surname, e-mail, phone number for each customer.
+customers = {}   #empty dictionary to hold all customers record
+                 #the key will be the Customer ID 
+                 #the value will be another dictionary with customer details
+
+#2)Provide a menu where the user can choose the following actions:
+#3)Add New Customer              
+def add_customer(customers):
+    cid = input("Enter customer ID: ")
+
+    if cid in customers:
+        print("Customer ID already exists.")
+        return
+
+    name = input("Enter name: ")
+    surname = input("Enter surname: ")
+    email = input("Enter email: ")
+    phone = input("Enter phone number: ")
+
+    customers[cid] = {
+        "name": name,
+        "surname": surname,
+        "email": email,
+        "phone": phone
+    }
+
+    print("Customer added successfully.")
+
+#4)Update Customer Info
+def update_customer(customers):
+    cid = input("Enter customer ID to update: ")
+
+    if cid not in customers:  # check if the ID exists
+        print("Customer not found.")
+        return
+
+    print("Current info:", customers[cid])
+    #get new info from the user
+    name = input("Enter new name: ")
+    surname = input("Enter new surname: ")
+    email = input("Enter new email: ")
+    phone = input("Enter new phone number: ")
+
+    customers[cid] = {  #update the customer details
+        "name": name,
+        "surname": surname,
+        "email": email,
+        "phone": phone
+    }
+
+    print("Customer updated.")
+
+#5)Delete a Customer
+def delete_customer(customers):
+    cid = input("Enter customer ID to delete: ")
+
+    if cid in customers:     #check if the ID exists
+        del customers[cid]   #del removes an item from a dictionary
+        print("Customer deleted.")
+    else:
+        print("Customer not found.")
+
+#6)List All Customers
+def list_customers(customers):
+    if not customers:
+        print("No customers in the system.")
+        return
+    #Loop through all customers and print their details
+    for cid, info in customers.items():   #.items() lets us loop through the key and value in the dictionary
+        print(f"ID: {cid}, Name: {info['name']} {info['surname']}, Email: {info['email']}, Phone: {info['phone']}")
+
+#7)Menu System (Loop until logout)
+def main():
+    customers = {}  # main dictionary to store customer data.start with an empty dictionary for customers
+
+    while True: #display the menu
+        print("\nCustomer Management System")
+        print("1. Add Customer")
+        print("2. Update Customer")
+        print("3. Delete Customer")
+        print("4. List All Customers")
+        print("5. Exit")
+
+        choice = input("Choose an option (1-5): ")
+
+        if choice == "1":
+            add_customer(customers)
+        elif choice == "2":
+            update_customer(customers)
+        elif choice == "3":
+            delete_customer(customers)
+        elif choice == "4":
+            list_customers(customers)
+        elif choice == "5":
+            print("Goodbye!")
+            break
+        else:
+            print("Invalid choice. Please try again.")
+
+main()

arch.text

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+saban|ertem|1973|komedi
+hababam|ertem egilmez|1982|komedi
+sut|nuri bilge ceylan|2012|dram
+seker|nuri bilge ceylan|2014|dram

filmler.json

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+{
+    "sefiller": {
+        "yil": "2001",
+        "yonetmen": "ahmet ss",
+        "tur": "dram"
+    },
+    "yeni sefiller": {
+        "yil": "2005",
+        "yonetmen": "yeni ahmet",
+        "tur": "yeni dram"
+    }
+}

ic_week_2_1.py

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+# Öğrenci isimlerini ve notlarının girişi ve oratlama hesabı
+
+
+# i=1
+# ogrenciler = {} 
+# while i<=10:
+
+#     adi=str(input("Öğrenci adını giriniz:"))
+#     final = float(input("Öğrenci final notunu giriniz:"))
+#     vize = float(input("Öğrenci vize notunu giriniz:"))
+#     notlar=[final, vize, (final + vize) / 2]
+#     ogrenciler[adi]= [notlar]
+
+#     i += 1
+# print(ogrenciler)
+
+students = {
+    'Ahmet Yılmaz': [85, 90, 78],  # Midterm: 85, Final: 90, Oral: 78
+    'Mehmet Demir': [92, 88, 76],  # Midterm: 92, Final: 88, Oral: 76
+    'Ayşe Kaya': [78, 89, 95],    # Midterm: 78, Final: 89, Oral: 95
+    'Zeynep Çelik': [65, 70, 80],  # Midterm: 65, Final: 70, Oral: 80
+    'Ali Kara': [50, 60, 55],     # Midterm: 50, Final: 60, Oral: 55
+    'Fatma Yıldız': [88, 85, 90],  # Midterm: 88, Final: 85, Oral: 90
+    'Murat Aydın': [72, 68, 74],   # Midterm: 72, Final: 68, Oral: 74
+    'Elif Aksoy': [95, 90, 88],   # Midterm: 95, Final: 90, Oral: 88
+    'Hakan Öztürk': [45, 50, 55],  # Midterm: 45, Final: 50, Oral: 55
+    'Canan Taş': [80, 75, 82]     # Midterm: 80, Final: 75, Oral: 82
+}
+en_yuksek_ort = max(students.items(), key=lambda x: x[1][2])
+print(f"En yüksek ortalamaya sahip öğrenci: {en_yuksek_ort[0]} Ortalama: {en_yuksek_ort[1][2]}")
+
+# Ad ve Soyad bilgilerini ayırma
+
+students = {
+    'Ahmet Yılmaz': [85, 90, 78],  # Midterm: 85, Final: 90, Oral: 78
+    'Mehmet Demir': [92, 88, 76],  # Midterm: 92, Final: 88, Oral: 76
+    'Ayşe Kaya': [78, 89, 95],    # Midterm: 78, Final: 89, Oral: 95
+    'Zeynep Çelik': [65, 70, 80],  # Midterm: 65, Final: 70, Oral: 80
+    'Ali Kara': [50, 60, 55],     # Midterm: 50, Final: 60, Oral: 55
+    'Fatma Yıldız': [88, 85, 90],  # Midterm: 88, Final: 85, Oral: 90
+    'Murat Aydın': [72, 68, 74],   # Midterm: 72, Final: 68, Oral: 74
+    'Elif Aksoy': [95, 90, 88],   # Midterm: 95, Final: 90, Oral: 88
+    'Hakan Öztürk': [45, 50, 55],  # Midterm: 45, Final: 50, Oral: 55
+    'Canan Taş': [80, 75, 82]     # Midterm: 80, Final: 75, Oral: 82
+}
+
+ad_soyad_tuple = []
+ad_soyad_tuple = tuple((ad_soyad.split()[0], ad_soyad.split()[1]) for ad_soyad in students.keys())
+print(ad_soyad_tuple)
+print(type(ad_soyad_tuple))
+# İsme göre sıralama
+
+students = {
+    'Ahmet Yılmaz': [85, 90, 78],  # Midterm: 85, Final: 90, Oral: 78
+    'Mehmet Demir': [92, 88, 76],  # Midterm: 92, Final: 88, Oral: 76
+    'Ayşe Kaya': [78, 89, 95],    # Midterm: 78, Final: 89, Oral: 95
+    'Zeynep Çelik': [65, 70, 80],  # Midterm: 65, Final: 70, Oral: 80
+    'Ali Kara': [50, 60, 55],     # Midterm: 50, Final: 60, Oral: 55
+    'Fatma Yıldız': [88, 85, 90],  # Midterm: 88, Final: 85, Oral: 90
+    'Murat Aydın': [72, 68, 74],   # Midterm: 72, Final: 68, Oral: 74
+    'Elif Aksoy': [95, 90, 88],   # Midterm: 95, Final: 90, Oral: 88
+    'Hakan Öztürk': [45, 50, 55],  # Midterm: 45, Final: 50, Oral: 55
+    'Canan Taş': [80, 75, 82]     # Midterm: 80, Final: 75, Oral: 82
+}
+
+ad_soyad_tuple = []
+ad_soyad_tuple = tuple((ad_soyad.split()[0], ad_soyad.split()[1]) for ad_soyad in students.keys())
+ad_soyad_sort = sorted(ad_soyad_tuple)
+print(ad_soyad_sort)
+# GNO ortalaması 70 altında olan öğrencileri bir listede toplama
+
+students = {
+    'Ahmet Yılmaz': [85, 90, 78],  # Midterm: 85, Final: 90, Oral: 78
+    'Mehmet Demir': [92, 88, 76],  # Midterm: 92, Final: 88, Oral: 76
+    'Ayşe Kaya': [78, 89, 95],    # Midterm: 78, Final: 89, Oral: 95
+    'Zeynep Çelik': [65, 70, 80],  # Midterm: 65, Final: 70, Oral: 80
+    'Ali Kara': [50, 60, 55],     # Midterm: 50, Final: 60, Oral: 55
+    'Fatma Yıldız': [88, 85, 90],  # Midterm: 88, Final: 85, Oral: 90
+    'Murat Aydın': [72, 68, 74],   # Midterm: 72, Final: 68, Oral: 74
+    'Elif Aksoy': [95, 90, 88],   # Midterm: 95, Final: 90, Oral: 88
+    'Hakan Öztürk': [45, 50, 55],  # Midterm: 45, Final: 50, Oral: 55
+    'Canan Taş': [80, 75, 82]     # Midterm: 80, Final: 75, Oral: 82
+}
+
+gno_70 = []
+for adsoyad, notlar in students.items():
+    if notlar[2] < 70:
+        gno_70.append((adsoyad, notlar[2]))
+print(gno_70)
+