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Can a function return a tuple?
Functions can return tuples as return values. In each case, a function (which can only return a single value), can create a single tuple holding multiple elements.
How do you return a tuple from a function?
Each new entry into the tuple requires a new Tuple declaration with the requisite inputs as shown. The entire thing is placed within curly brackets and you end it with a semicolon. To return the tuple, you simply use the return statement as normal.
Can a python function return multiple values?
Python functions can return multiple values. To return multiple values, you can return either a dictionary, a Python tuple, or a list to your main program.
How a tuple can be used to return multiple values from a function?
In Python, you can return multiple values by simply return them separated by commas. As an example, define a function that returns a string and a number as follows: Just write each value after the return , separated by commas. Note that it is actually the comma which makes a tuple, not the parentheses.
Which function will return a tuple of 3 elements?
Option c : partition() function always return a tuple of 3 elements.
Can a function return two values?
No, you can not have two returns in a function, the first return will exit the function you will need to create an object.
Can a function return more than one value?
Even though a function can return only one value but that value can be of pointer type. If we want the function to return multiple values of same data types, we could return the pointer to array of that data types. We can also make the function return multiple values by using the arguments of the function.
What is a tuple in Python 3?
Advertisements. A tuple is a sequence of immutable Python objects. Tuples are sequences, just like lists. The main difference between the tuples and the lists is that the tuples cannot be changed unlike lists.
Why tuple is faster than list?
Tuples are stored in a single block of memory. Tuples are immutable so, It doesn’t require extra space to store new objects. It is the reason creating a tuple is faster than List. It also explains the slight difference in indexing speed is faster than lists, because in tuples for indexing it follows fewer pointers.
How to return multiple values from a tuple function?
We can declare the function with return type as pair or tuple (whichever required) and can pack the values to be returned and return the packed set of values. The returned values can be unpacked in the calling function.
Which is the best way to return a tuple?
Since you are returning a tuple anyway, the two end up being equivalent in this case, but I think the first approach is clearer – using forward_as_tuple () when you are not forwarding anything is confusing.
How to return multiple values from a function?
We can declare the function with return type as pair or tuple (whichever required) and can pack the values to be returned and return the packed set of values. The returned values can be unpacked in the calling function. A tuple is an object capable to hold a collection of elements where each element can be of a different type.
Can a tuple be declared as a pair?
There is another interesting method to do the same without using the above methods, using tuples (for returning multiple values ) and pair (for two values). We can declare the function with return type as pair or tuple (whichever required) and can pack the values to be returned and return the packed set of values.