class State(object):    
    
    def __init__ (self,country,capital):
        self.country = country
        self.capital = capital    
        self.mas = []
    def print_out(self) :
        print "The capital of",self.country,"is",self.capital
obj1 = State("Russia","Moskow")
obj1.print_out()
print
obj1.mas.append(obj1.country)
obj1.mas.append(obj1.capital)

class State(object):    
    def __init__ (self,country,capital):   
        self.mas = (country, capital)
    def print_out(self) :
        print "The capital of %s is %s" % self.mas
obj1 = State("Russia","Moskow")
obj1.print_out()

obj1 = State("Russia","Moskow")
array = [obj1]
for i in array:
    i.print_out()

array = [State(str(i), str(i/10)) for i in range(10)]
for i in array:
    i.print_out()
 
 
 
 
===  OUTPUT ===
The capital of 0 is 0.0
The capital of 1 is 0.1
The capital of 2 is 0.2
The capital of 3 is 0.3
The capital of 4 is 0.4
The capital of 5 is 0.5
The capital of 6 is 0.6
The capital of 7 is 0.7
The capital of 8 is 0.8
The capital of 9 is 0.9
[Finished in 0.2s]

class State(object):
    class_instances = []
 
    def __init__(self, country, capital):
        self.country = country
        self.capital = capital
        self.class_instances.append(self)
 
    @classmethod
    def print_out(cls):
        for state in cls.class_instances:
            print u'The capital of {} is {}'.format(state.capital, state.country)
 
State('Russia', 'Moscow')
State('Ukraine', 'Kiev')
State('Belarus', 'Minks')
State.print_out()