set1 = {1, 2, 3}
set2 = {3, 4, 5}
union_set = set1.union(set2)
print(union_set)

my_set = {1, 2, 3}
if 3 in my_set:
    print("The item is in the set.")

# discussion @bca_mca_btech

"""
Pattern:
  * * * *
   * * *
    * *
     *
     *
    * *
   * * *
  * * * *
"""

n = int(input("Enter no.: "))
for i in range(1, n):
          print(" " * i , "* " * (n-i))
         
for i in range(1, n):
          print(" " * (n - i ), "* " * i)       
                   
# @Python_Codes_Pro

my_set = {1, 2, 3}
my_set.remove(3)

print(my_set)

# Intersection [नाम तो सुना होगा]
set1 = {1, 2, 3}
set2 = {3, 4, 5}
intersection_set = set1.intersection(set2)

print(intersection_set)

# Add an item to a set:

my_set = {1, 2, 3}
my_set.add(4)

print(my_set)

# Arithmeitic Operations

var1 = 9 #Variable1
var2 = 3 #Variable2

#Adding
print (var1, '+', var2, '=', var1 + var2)

#Subtracting
print (var1, '-', var2, '=', var1 - var2)

#Multiplying
print (var1, '×', var2, '=', var1 * var2)

#Dividing
print (var1, '÷', var2, '=', var1 / var2)

# Creating a List
my_list = []
print("Empty list:", my_list)

my_list = [1, 2, 3, 4, 5]
print("List with initial values:", my_list)


# Accessing List Elements
element = my_list[0]
print("Element at index 0:", element)

last_element = my_list[-1]
print("Last element:", last_element)


# Modifying List Elements
my_list[2] = 10
print("List after updating element at index 2:", my_list)


# Adding Elements to the List
my_list.append(6)
print("List after appending element:", my_list)

my_list.insert(3, 7)
print("List after inserting element at index 3:", my_list)

another_list = [8, 9, 10]
my_list.extend(another_list)
print("List after extending with another list:", my_list)


# Removing Elements from the List
my_list.remove(4)
print("List after removing element 4:", my_list)

removed_element = my_list.pop(2)
print("List after removing element at index 2:", my_list)
print("Removed element:", removed_element)

# Clear list
my_list.clear()
print("List after clearing all elements:", my_list)

another_list = [8, 9, 10, 5, 7, 3, 9]
my_list.extend(another_list)
print("List after extending with another list:", my_list)

# Slicing a List
sliced_list = my_list[1:3]
print("Sliced list from index 1 to 3 (exclusive):", sliced_list)

# sub_list
sub_list = my_list[2:]
print("Sublist from index 2 till the end:", sub_list)

# reversed_list
reversed_list = my_list[::-1]
print("Reversed list:", reversed_list)


# List Iteration
for element in my_list:
print("Element:", element)

for index, element in enumerate(my_list):
print("Index:", index, "Element:", element)

# Code by @Python_Codes_Pro
# buttons by @IOChannel_bot
# Run by @Compiler0bot
# for Group @CodeCompiler_Bot

# Number triangle pattern
rows = 5
for i in range(1, rows + 1):
for j in range(1, i + 1):
print(j, end=" ")
print()

# @python_Codes_pro

# Star Pyramid pattern
rows = 5
for i in range(0, rows):
    for j in range(0, rows - i - 1):
        print(end=" ")
    for j in range(0, i + 1):
        print("*", end=" ")
    print()

# @python_Codes_pro

# Dimond pattern

rows = 5
for i in range(1, rows + 1):
    for j in range(1, rows - i + 1):
        print(end=" ")
    for j in range(1, 2 * i):
        print("*", end="")
    print()

for i in range(rows - 1, 0, -1):
    for j in range(1, rows - i + 1):
        print(end=" ")
    for j in range(1, 2 * i):
        print("*", end="")
    print()

# @python_Codes_pro

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Discussion
@bca_mca_btech

# get lyrics of any song

import urllib.request

url = 'https://song.panditsiddharth.repl.co/lyrics?song=har+har+shambhu'
response = urllib.request.urlopen(url)
data = response.read().decode('utf-8')
print(data)

# @python_codes_pro

# function declaration in Python

def sum():
return 6 + 7

print(sum())

# Some more examples of functions

# under """ these three inverted commas are string which is used as comment in Python

def greet(name):
    """
    This function takes a name as input and prints a greeting message.
    """
    print(f"Hello, {name}!")



def multiply(x, y):
    """
    This function takes two numbers as input and returns their product.
    """
    return x * y



def is_even(number):
    """
    This function checks if a given number is even and returns a boolean value.
    """
    return number % 2 == 0



# Calling the functions
greet("Alice") 

product = multiply(4, 5)
print(product) 

print(is_even(7)) 
print(is_even(10)) 

# its Curried function

def multiply(a):
def inner(b):
return a * b
return inner

# Curried function can be used with partial application
multiply_by_two = multiply(2)
print(multiply_by_two(4)) # Output: 8

# Or it can be invoked with all arguments at once
print(multiply(3)(5))

# @Python_Codes_pro

Comment here if any question

# taking inputs in Python

name = input("Enter your name: ")

print("Your name is", name)

# @Python_Codes_pro

# taking numbers in Python

num1 = input("Enter first number: ")
num2 = input("Enter second number: ")

# typecasting string to number
num1 = int(num1)
num2 = int(num2)

print("Sum of numbers is", num1 + num2)

# @Python_Codes_pro

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