What is meaning of dot symbol in python can any one explain?

Question

In python we use dot symbol( . ) in various place like in list for function like append, join,etc and in classes and objects. What is the meaning of that symbol?

Answer 1

dot notation tells Python to look inside the space that is before the dot for code to execute. You can use dot notation to access the specific version of a certain function that is defined in a different class or a different module.