defcube(x):return(x*x*x)print(cube(5)) which will yield: 125 Now what if we desired a function that computed both squares and cubes and returned them both? How can we do that? A Python function can only return
Python def get_and_save_middle(data, fname): middle = data[len(data)//3:2*len(data)//3] save_to_file(middle, fname) return middle This function saves and returns the middle third of a string. You don’t need to finish implementing save_to_file() before you can test the outp...
Python >>> help(sorted) Help on built-in function sorted in module builtins: sorted(iterable, /, *, key=None, reverse=False) Return a new list containing all items from the iterable in ascending order. A custom key function can be supplied to customize the sort order, and the reverse...
Incorrect Function Return Value:A function might be designed or expected to return a sequence (like a list or tuple), but due to certain conditions or a bug, it returns an integer instead. Any subsequent attempt to index this return value will result in the error. defget_user_ids(active_...
For example, list("hello") would return ['h', 'e', 'l', 'l', 'o']. 4. How do you convert a string into a list in Python without split()? You can use list comprehension or list(string) for character-by-character conversion. For example, using list comprehension: string = "...
The newline character, denoted by \n, is used to print a newline in Python. Theprint()function automatically adds a new line character at the end of its output, but this can be changed setting the end keyword argument to an empty string. Windows uses the carriage return in addition to...
To return JSON from the server, you must include the JSON data in the body of the HTTP response message and provide a "Content-Type: application/json" response header. The Content-Type response header allows the client to interpret the data in the response body correctly. In this Python JSO...
In this case, you can let Django take care of all the auto-escaping handling for you. All you need to do is set the is_safe flag to True when you register your filter function, like so: @register.filter(is_safe=True) def myfilter(value): return value This flag tells Django that...
A unary mathematical expression consists of only one component or element, and in Python the plus and minus signs can be used as a single element paired with a value to return the value’s identity (+), or change the sign of the value (-). ...
def reverse_str(a: str) -> str: if not a: return "" return a[-1] + reverse_str(a[0:-1]) a = 'Python' print(reverse_str(a)) # nohtyP Conclusion While Python doesn't have a built-in method to reverse the string, there are several ways to do it with just a few lines of...