exam updated

Author: Pulkit1822

.gitignore

@@ -1,4 +1,7 @@
 # Ignore databaseUpdate.key file
 databaseUpdate.key
 TKInterface.key
-python_tutorial.pdf
+python_tutorial.pdf
+File Handling.ppt
+database update.ppt
+TKInterface.ppt

GUI Programming/1. Intro.py

@@ -0,0 +1,5 @@
+import tkinter
+top = tkinter.Tk()
+top.title("Hello World")
+
+top.mainloop()

GUI Programming/10. Message.py

@@ -0,0 +1,8 @@
+from tkinter import *
+
+root = Tk()
+
+L1 = Message(root, text="Hello World")
+L1.pack()
+
+root.mainloop()

GUI Programming/11. RadioButton.py

@@ -0,0 +1,19 @@
+from tkinter import *
+
+def sel():
+   selection = "You selected the option " + str(var.get())
+   label.config(text = selection)
+   
+root = Tk()
+
+var = IntVar()
+R1 = Radiobutton(root, text="Option 1", variable=var, value=1, command=sel)
+R1.pack( anchor = W )
+R2 = Radiobutton(root, text="Option 2", variable=var, value=2, command=sel)
+R2.pack( anchor = W )
+R3 = Radiobutton(root, text="Option 3", variable=var, value=3, command=sel)
+R3.pack( anchor = W)
+
+label = Label(root)
+label.pack()
+root.mainloop()

GUI Programming/12. Scale.py

@@ -0,0 +1,16 @@
+from tkinter import *
+def sel():
+   selection = "Value = " + str(var.get())
+   label.config(text = selection)
+
+root = Tk()
+var = DoubleVar()
+scale = Scale( root, variable = var )
+scale.pack(anchor=CENTER)
+
+button = Button(root, text="Get Scale Value", command=sel)
+button.pack(anchor=CENTER)
+
+label = Label(root)
+label.pack()
+root.mainloop()

GUI Programming/2. Button.py

@@ -0,0 +1,9 @@
+from tkinter import *
+from tkinter import messagebox
+top = Tk()
+top.geometry("500x500")
+def helloCallBack():
+   messagebox.showinfo( "Hello Python", "Hello World2")
+B = Button(top, text ="Hello", command = helloCallBack)
+B.pack()
+top.mainloop()

GUI Programming/3. Canvas.py

@@ -0,0 +1,10 @@
+from tkinter import *
+from tkinter import messagebox
+top = Tk()
+C = Canvas(top, bg = "blue", height = 250, width = 300)
+
+coord = 10, 50, 240, 210
+arc = C.create_arc(coord, start = 0, extent = 290, fill = "red")
+
+C.pack()
+top.mainloop()

GUI Programming/4. CheckBox.py

@@ -0,0 +1,10 @@
+from tkinter import *
+
+top = Tk()
+CheckVar1 = IntVar()
+CheckVar2 = IntVar()
+C1 = Checkbutton(top, text = "Option 1", variable = CheckVar1, onvalue = 1, offvalue = 0, height=5, width = 20)
+C2 = Checkbutton(top, text = "Option 2", variable = CheckVar2, onvalue = 1, offvalue = 0, height=5, width = 20)
+C1.pack()
+C2.pack()
+top.mainloop()

GUI Programming/5. Entry.py

@@ -0,0 +1,15 @@
+from tkinter import *
+
+top = Tk()
+
+L1 = Label(top, text="User Name")
+L1.grid(row=0, column=0)
+L2 = Label(top, text="Password")
+L2.grid(row=1, column=0)
+
+E1 = Entry(top, bd=5)
+E1.grid(row=0, column=1)
+E2 = Entry(top, bd=5)
+E2.grid(row=1, column=1)
+
+top.mainloop()

GUI Programming/6. Frame.py

@@ -0,0 +1,22 @@
+from tkinter import *
+
+root = Tk()
+frame = Frame(root)
+frame.pack()
+
+bottomframe = Frame(root)
+bottomframe.pack( side = BOTTOM )
+
+redbutton = Button(frame, text="Red", fg="red")
+redbutton.pack( side = LEFT)
+
+greenbutton = Button(frame, text="Brown", fg="brown")
+greenbutton.pack( side = LEFT )
+
+bluebutton = Button(frame, text="Blue", fg="blue")
+bluebutton.pack( side = LEFT )
+
+blackbutton = Button(bottomframe, text="Black", fg="black")
+blackbutton.pack( side = BOTTOM)
+
+root.mainloop()

GUI Programming/7. Label.py

@@ -0,0 +1,7 @@
+from tkinter import *
+root = Tk()
+
+L = Label(root, text="Hello World")
+L.pack()
+
+root.mainloop()

GUI Programming/8. ListBox.py

@@ -0,0 +1,11 @@
+from tkinter import *
+
+top = Tk()
+
+L1 = Listbox(top)
+L1.insert(1, "1. Python")
+L1.insert(2, "2. Java")
+L1.insert(3, "3. C++")
+
+L1.pack()
+top.mainloop()

GUI Programming/9. MenuButton.py

@@ -0,0 +1,14 @@
+from tkinter import *
+
+top = Tk()
+mb= Menubutton ( top, text="condiments" )
+mb.grid()
+mb.menu = Menu ( mb, tearoff = 0 )
+mb["menu"] = mb.menu
+
+mayoVar = IntVar()
+ketchVar = IntVar()
+mb.menu.add_checkbutton (label="mayo", variable=mayoVar)
+mb.menu.add_checkbutton (label="ketchup", variable=ketchVar)
+mb.pack()
+top.mainloop()

chart.py

@@ -0,0 +1,41 @@
+import tkinter as tk
+
+# Sample data for the bar chart (you can replace this with user-provided data)
+data = [("Minecraft", 238), ("G.Theft Auto V", 185), ("Tetris (EA)", 100), ("Wii Sports", 82.9), ("PUBG", 75)]
+
+# Constants for chart dimensions
+CANVAS_WIDTH = 400
+CANVAS_HEIGHT = 300
+BAR_WIDTH = 55
+BAR_SPACING = 20
+CHART_TOP_MARGIN = 30
+
+def draw_bar_chart(canvas, data):
+    max_value = max(data, key=lambda item: item[1])[1]
+
+    # Calculate scaling factor to fit data within the canvas
+    scale = (CANVAS_HEIGHT - CHART_TOP_MARGIN) / max_value
+
+    x = BAR_SPACING
+
+    for category, value in data:
+        bar_height = value * scale
+        canvas.create_rectangle(
+            x, CANVAS_HEIGHT - bar_height, x + BAR_WIDTH, CANVAS_HEIGHT,
+            fill="blue", outline="black"
+        )
+        canvas.create_text(
+            x + BAR_WIDTH // 2, CANVAS_HEIGHT - bar_height - 10, text=category
+        )
+        x += BAR_WIDTH + BAR_SPACING
+
+root = tk.Tk()
+root.title("5 best-selling video games")
+
+canvas = tk.Canvas(root, width=CANVAS_WIDTH, height=CANVAS_HEIGHT, bg="white")
+canvas.pack()
+
+# Draw the bar chart on the canvas
+draw_bar_chart(canvas, data)
+
+root.mainloop()

l.py

@@ -0,0 +1,8 @@
+i = 0
+while i < 5:
+    print (i, end=' ')
+    i += 1
+    if 1%2 == 0:
+        break
+else:
+    print(0)

m.py

@@ -0,0 +1,5 @@
+str1 = 'hello'
+str2 = ','
+str3 = 'world'
+str4=str1+str2+str3
+str4[-5::-1]

multithreading.py

@@ -0,0 +1,20 @@
+import _thread
+import time
+
+# Define a function for the thread
+def print_time( threadName, delay):
+   count = 0
+   while count < 5:
+      time.sleep(delay)
+      count += 1
+      print ("%s: %s" % ( threadName, time.ctime(time.time()) ))
+
+# Create two threads as follows
+try:
+   thread.start_new_thread( print_time, ("Thread-1", 2, ) )
+   thread.start_new_thread( print_time, ("Thread-2", 4, ) )
+except:
+   print ("Error: unable to start thread")
+
+while 1:
+   pass

temp.txt

@@ -0,0 +1,8 @@
+i = 0
+while i ‹ 5:
+print (i, end=' ')
+i += 1
+if 1%2 == 0:
+break
+else:
+print(0)