# Pastebin O9U63Nwd
(pypy7)dev@brick:~/src/intro$ cat x.py
import __pypy__

d = __pypy__.newdict("instance")
for k in range(100):
    d["a" + str(k)] = "bl" + str(k)
print d
print d.keys()
print d.items()
print __pypy__.strategy(d)
(pypy7)dev@brick:~/src/intro$ python x.py 
{}
[]
[]
MapDictStrategy
(pypy7)dev@brick:~/src/intro$