Function   Description
abs():          Returns the absolute value of a number
bool():        Returns the boolean value of the specified object
chr():          Returns a character from the specified Unicode code.
eval():        Evaluates and executes an expression
exec():        Executes the specified code (or object)
float():       Returns a floating point number
input():      Allowing user input
int():          Returns an integer number
len():          Returns the length of an object
list():          Returns a list
max():       Returns the biggest item in an iterable
min():        Returns the smallest item in an iterable
next():       Returns the next item in an iterable
pow():       Returns the value of x to the power of y
print():      Prints to the standard output device
range():     Returns a sequence of numbers, starting from 0 and increments by 1
round():    Rounds a numbers
str():         Returns a string object
tuple():     Returns a tuple
