How to add float numbers to a list in python
I think you are misunderstanding the split function and what it does. Show
split takes the string and at every space splits the string into substrings, each substring is an element in the list Your loop code is behaving like you need to find the individual numbers in the string.
So now lets loop through the list (using enumerate as suggested above) and convert each element to a float, square it using math.pow and store it back in the same list. The you can pass the list to sum() to get your total. The beauty of Python is that you can always drop down into the interpreter and run your commands one by one and investigate the results.
Now the question you may one day ask yourself is, why did I want to use When you are ready you can read about it here Exponentials in python x.**y vs math.pow(x, y) Python is a very flexible language and allows you to add just about any type of data to a list, regardless of the data type of any of the other elements in the list. One common data type to add to a list is the float data type. AppendIn order to add a float to a list, we can simply use the
ExtendIf you have more than one float to add to your list, or if you have an existing list of floats, you can use the
The InsertThe
Obviously this is more useful than the previous two methods if you need to add the float value to a specific spot in the list, as opposed to the end of the list. Python sum() function is used to get the sum of numbers of an iterable. Python sum()Python sum() function syntax is:
start is an optional number with default value of 0. If start is provided, then the sum of start and all the numbers in the iterable is returned. Python sum() list of numbers
Output:
Note that sum() method doesn’t take keyword arguments, so if we
write Python sum of a sequence of integersSince sum accepts iterable as argument, we can pass tuple, bytes of numbers too.
Output:
Python sum of floats
Output: Python sum of complex numberssum() function works with complex numbers too.
Output:
You can checkout complete python script and more Python examples from our GitHub Repository. Reference: Official Documentation How do I add a list of numbers in a list in Python?How to add Elements to a List in Python. append() : append the element to the end of the list.. insert() : inserts the element before the given index.. extend() : extends the list by appending elements from the iterable.. List Concatenation: We can use the + operator to concatenate multiple lists and create a new list.. How do you add a float value?Example 1. public class FloatSumExample1 {. public static void main(String[] args) {. Float f1 = 562.827f;. Float f2 = 900.981f;. // returns the sum of f1 and f2.. Float f3 = Float.sum(f1,f2);. System.out.println("Number I = "+f1);. System.out.println("Number II = "+f2);. |