Explanation

// this is how function is define in python
    def addition(first , second):
        temp=first+second;
        print(temp);
        return temp;

//  to call the function do as usual.
    sol = addition(10,15)

// List
    list_name=['First Name','LAst Name',12]
    empty_list=[]

// Dictionary
    student={
        'python': "A",
        'C': "B",
        'Java': "A"
    }

//Database in Python
//Colours in Python
//Class in Python
    //Constructor in python
    x=ClassName(a, b, c);
     self keyword is like this keyword. we need not pass any parameter for this
        class ClassName:

            def __init__(self, val1, val2, val3):
                self.var1=val1
                self.var2=val2
                self.var3=val3
     //Inheritance in Python
        class SubClassName (ParentClassName):