WAP to create 5 functions as stated below

Function that takes 1 argument of string type and checks if it is a string or not.
Function that takes 2 arguments of numeric type and converts them into float type.
Function that takes 4 arguments of string type and concatenates all of them, then convert the final value to a list
Function that takes a list as an input argument and displayed its length.
Function that prints an inverted pyramid using *

rusher-md / learning-python