from __future__ import print_function
import symtable
import imp
from collections import Counter
contents = """
class SomeClass(object):
    class_variable = None  # name/value unimportant, but presence is important
    def top(self):         # name important
        pass
    # Names of these methods are unimportant, but there must be at least 3
    def another_method1(self):
        pass
    def another_method2(self):
        pass
    def another_method3(self):
        pass       
"""
type_names = list()
for _ in range(100):
    sym = symtable.symtable(contents, "<test code>", "exec")    
    type_names.append(type(sym).__name__)
    imp.reload(symtable)
print(Counter(type_names))