lambda.py

# lambda  function   : one  liner function  

"""def sum():
    a= 10 
    b= 20
    c =a+b 
    print(c)
sum()
"""
"""
syntax : 
lambda  arg : expression
"""

"""x =lambda a,b : a+b 
print(x(10,20))
"""

# pow : 
"""y =lambda x : x**2
a = int(input())
print(y(a))
"""

# len  min max sorted : 

"""a =lambda x : sum(x)
print(a([1,2,3,4,5,60,7,8,9,10]))
"""

# if else : 

"""def big():
    a = int(input("enter the a : "))
    b = int(input("enter the b : "))
    if  a>b :
        print("a is big")
    else :
        print("b is big")
big()
"""    

"""x = lambda a,b : ("a is big ",a) if a>b else ("b  is big",b)  
print(x(100,200))
"""

# filter  map : 

"""
jan  - dec  ==> fin tran    ==> june  entry  
"""

"""
l1 =[1,2,3,4,5,6,7,9,10]

a=tuple(filter(lambda x :x % 2==0,l1))
b=tuple(filter(lambda x :x % 2==1,l1))

print(sum(a))
print(sum(b))
"""

# map  : 

'''l1 =[1,2,3,4,5,6,7,9,10]
a=tuple(map(lambda x :x *5,l1))
print(a)
'''

#task:
'''Write a Python program to create a function that takes one argument, and that argument will be multiplied with an unknown given number.
Sample Output:
Double the number of 15 = 30
Triple the number of 15 = 45
Quadruple the number of 15 = 60
Quintuple the number 15 = 75
'''
'''a=lambda x : x*2
b=lambda x : x*3  
c=lambda x : x*4  
d=lambda x : x*5  
num=int(input("Enter a number:"))
print(a(num))
print(b(num))
print(c(num))
print(d(num))
'''

#task:
'''Write a Python program to sort a list of tuples using Lambda.
Original list of tuples:
[('English', 88), ('Science', 90), ('Maths', 97), ('Social sciences', 82)]
Sorting the List of Tuples:
[('Social sciences', 82), ('English', 88), ('Science', 90), ('Maths', 97)]
'''

'''l1=[('English', 88), ('Science', 90), ('Maths', 97), ('Social sciences', 82)]
l1.sort(key=lambda x : x[1] )
print(l1)
'''
#task:
'''Write a Python program to sort a list of dictionaries using Lambda.
Original list of dictionaries :
[{'make': 'Nokia', 'model': 216, 'color': 'Black'}, {'make': 'Mi Max', 'model': '2', 'color': 'Gold'}, {'make': 'Samsung', 'model': 7, 'color': 'Blue'}]
Sorting the List of dictionaries :
[{'make': 'Nokia', 'model': 216, 'color': 'Black'}, {'make': 'Samsung', 'model': 7, 'color': 'Blue'}, {'make': 'Mi Max', 'model': '2', 'color': 'Gold'}]
'''

'''l1=[{'make': 'Nokia', 'model': 216, 'color': 'Black'}, {'make': 'Mi Max', 'model': '2', 'color': 'Gold'}, {'make': 'Samsung', 'model': 7, 'color': 'Blue'}]
l1.sort(key= lambda x : x['color'])
print(l1)
'''

#task:
'''Write a Python program to count the even and odd numbers in a given array of integers using Lambda.
Original arrays:
[1, 2, 3, 5, 7, 8, 9, 10]
Number of even numbers in the above array: 3
Number of odd numbers in the above array: 5
'''

'''l1=[1, 2, 3, 5, 7, 8, 9, 10]
a=tuple(filter(lambda x : x%2==0,l1))
b=tuple(filter(lambda x : x%2==1,l1))

print(len(a))
print(len(b))
'''

#task:
'''Write a Python program to find palindromes in a given list of strings using Lambda.
Orginal list of strings:
['php', 'w3r', 'Python', 'abcd', 'Java', 'aaa']
List of palindromes:
['php', 'aaa']
'''

'''l1=['php', 'w3r', 'Python', 'abcd', 'Java', 'aaa']
l2=[]
a=list(filter(lambda x : x == x[::-1], l1))
print(a)
'''
#task:
"""Write a Python program to remove specific words from a given list using lambda.
Original list:
['orange', 'red', 'green', 'blue', 'white', 'black']
Remove words:
['orange', 'black']
After removing the specified words from the said list:
['red', 'green', 'blue', 'white']"""

'''l1=['orange', 'red', 'green', 'blue', 'white', 'black']
l2=['orange','black']
a=list(filter(lambda x : x not in l2 ,l1))
print(a)
'''

#task:
"""Write a Python program to sort a given mixed list of integers and strings using lambda. Numbers must be sorted before strings.
Original list:
[19, 'red', 12, 'green', 'blue', 10, 'white', 'green', 1]
Sort the said mixed list of integers and strings:
[1, 10, 12, 19, 'blue', 'green', 'green', 'red', 'white']"""

'''l1=[19, 'red', 12, 'green', 'blue', 10, 'white', 'green', 1]

a=sorted(list(filter(lambda x : type(x) == int,l1))) 
b=sorted(list(filter(lambda x : type(x) == str,l1))) 
a.extend(b)
print(a) 
'''

#task:
"""Write a  Python program to remove None values from a given list using the lambda function.
Original list:
[12, 0, None, 23, None, -55, 234, 89, None, 0, 6, -12]
Remove None value from the said list:
[12, 0, 23, -55, 234, 89,0,6,-12]"""

'''1=[12, 0, None, 23, None, -55, 234, 89, None, 0, 6, -12]

a=list(filter(lambda x : x is not None ,l1))
print(a)
'''