Question 22: Write a Python program to sum all the items in a list. Download hole Program / Project code, by clicking following link: Write syntax for a method to sort a list in python ? In Python, you can use the sort() method to sort a list in ascending order. Here's the syntax for using the sort() method:
list_name.sort()
Here's an example of how to use the sort() method:
numbers = [4, 2, 1, 3, 5]
numbers.sort()
print(numbers)
Output:
[1, 2, 3, 4, 5]
This will sort the numbers list in ascending order. If you want to sort the list in descending order, you can use the reverse parameter like this:
numbers = [4, 2, 1, 3, 5]
numbers.sort(reverse=True)
print(numbers)
Output:
[5, 4, 3, 2, 1]
Alternatively, if you want to create a sorted copy of the list without modifying the original list, you can use the sorted() function:
numbers = [4, 2, 1, 3, 5]
sorted_numbers = sorted(numbers)
print(sorted_numbers)
Output:
[1, 2, 3, 4, 5]
The sorted() function returns a new sorted list while leaving the original list unchanged.
Programming Code: Following code write in: BP_P22.py # Basic Python Program
# Sum all items in a list
list1 = [10, 20, 30, 40, 50]
i = 0
sum1 = 0
for x in list1:
sum1 = list1[i] + sum1 # 10 + 20 + 30 + 40 + 50 = 150
i = i + 1
print("Sum of list1 all items is: ", sum1)
# Thanks for Reading.
Output:
Write syntax for a method to sort a list in python ?
In Python, you can use the sort() method to sort a list in ascending order. Here's the syntax for using the sort() method:
list_name.sort()
list_name.sort()
Here's an example of how to use the sort() method:
numbers = [4, 2, 1, 3, 5]
numbers.sort()
print(numbers)
Output:
[1, 2, 3, 4, 5]
This will sort the numbers list in ascending order. If you want to sort the list in descending order, you can use the reverse parameter like this:
numbers = [4, 2, 1, 3, 5]
numbers.sort(reverse=True)
print(numbers)
Output:
[5, 4, 3, 2, 1]
Alternatively, if you want to create a sorted copy of the list without modifying the original list, you can use the sorted() function:
numbers = [4, 2, 1, 3, 5]
sorted_numbers = sorted(numbers)
print(sorted_numbers)
Output:
[1, 2, 3, 4, 5]
The sorted() function returns a new sorted list while leaving the original list unchanged.
numbers = [4, 2, 1, 3, 5]
numbers.sort()
print(numbers)
Output:
[1, 2, 3, 4, 5]
This will sort the numbers list in ascending order. If you want to sort the list in descending order, you can use the reverse parameter like this:
numbers = [4, 2, 1, 3, 5]
numbers.sort(reverse=True)
print(numbers)
Output:
[5, 4, 3, 2, 1]
Alternatively, if you want to create a sorted copy of the list without modifying the original list, you can use the sorted() function:
numbers = [4, 2, 1, 3, 5]
sorted_numbers = sorted(numbers)
print(sorted_numbers)
Output:
[1, 2, 3, 4, 5]
The sorted() function returns a new sorted list while leaving the original list unchanged.
# Basic Python Program
# Sum all items in a list
list1 = [10, 20, 30, 40, 50]
i = 0
sum1 = 0
for x in list1:
sum1 = list1[i] + sum1 # 10 + 20 + 30 + 40 + 50 = 150
i = i + 1
print("Sum of list1 all items is: ", sum1)
# Thanks for Reading.
Output:
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