diff --git a/sheets/_python/lambda b/sheets/_python/lambda index 157134a..6bc2e5c 100644 --- a/sheets/_python/lambda +++ b/sheets/_python/lambda @@ -3,41 +3,36 @@ # Simple Lambda Function a = lambda para1: para1 + 40 - +# print g(2) # Outputs 42 - # Lambda Functions Inside Real Functions def subtract_func(n) : return lambda x: x - n - -a = subtract_func(1) # Sets n to 1 for a -b = subtract_func(2) # Sets n to 2 for b - -print( a(-4) ) # Outputs -5 ( -5 = -4 - 1 ) -print( a(-2) ) # Outputs -4 ( -4 = -2 - 2 ) - - -# Multiple Parameters +# +a = subtract_func(1) # Sets n to 1 for a +b = subtract_func(2) # Sets n to 2 for b +# +print(a(-4)) # Outputs -5 ( -5 = -4 - 1 ) +print(a(-2)) # Outputs -4 ( -4 = -2 - 2 ) + +# Lambda Function with Multiple Parameters f = lambda x, y : x + y +# +print( f(1,1) ) # Outputs 2 ( 1 + 1 ) -print( f(1,1) ) # Outputs 2 ( 1 + 1 ) - - -# map() Functions +# map() + lambda functions a = [1, 2, 3, 4, 5] b = [1, 2, 3, 4, 5] +# +r = map(lambda x,y : x+y, a,b) # map() will return an iterator +r_list = list(r) # listify r +print(r_list) # prints [2, 4, 6, 8, 10] -r = map( lambda x,y : x+y, a,b ) # map() will return an iterator -r_list = list( r ) # listify r - -print(r_list) # prints [2, 4, 6, 8, 10] - - -# filter() Functions +# filter() + lambda functions # Program to filter out only the even items from a list my_list = [1, 5, 4, 6, 8, 11, 3, 12] - +# new_list = list(filter(lambda x: (x%2 == 0) , my_list)) - -print(new_list) # Output: [4, 6, 8, 12] +# +print(new_list) # Output: [4, 6, 8, 12]