Only python

1. (25 pts) Please implement a class called Circle where you can generate objects in the following way: = c = Circle(x, y,r); #x: x coordinate of center # y: y coordinate of center #r: radius Add a method named "touches" to this Circle class which receives another Circle instance and checks whether these two circles touch each other externally and only at one point. The method should return a Boolean value and will be called like this: cl.touches(c2) # returns either true or false. Please implement assertions that simulates each of the following cases. 2 ci ci ch Case 1: false Case 2: true Case 3: false Case 4: false Case 5: false