python poorman profiling

python_profiling.py

import gc
import operator
from itertools import islice

types ={}
# 
objs = gc.get_objects()
for x in  objs:
     types[type(x)] = (types.get(type(x)) or 0) +1

# sort types by occurences DESC
sorted_types = sorted(types.items(), key=operator.itemgetter(1), reverse=True)
print len(sorted_types)

# get 10 most used types
most_used = list(islice(sorted_types, 10))