User FAQs

If you have a question, please send it to us.

1) How can I create my own function ?
To define a function, you'd have to use the 'def' keyword before the name of your function and add parentheses to its end, followed by a colon(:).

The rules for naming a function are the same as naming a variable.
It begins with either letter from A-Z, a-z in both upper & lower cases or an underscore(_).
The rest of its name can contain underscores(_), digits(0-9), any letters in upper or lower case.

2) When should you use lambda functions in Python?
Use lambda functions when an anonymous function is required for a short period of time.
A Lambda Function is a small anonymous function. A lambda function can take any number of arguments, but can only have one expression.

x = lambda a : a + 10 
print(x(5)) # Output: 15 

3) What is a zip function?
Python zip() function returns a zip object, which maps a similar index of multiple containers. It takes an iterable, converts it into an iterator and aggregates the elements based on iterables passed. It returns an iterator of tuples.

zip(*iterables)