Python -- Memory testing

# Simple way 
from pympler import summary, muppy

def go():
    list1 = []
    f = 5
    for i in range(10000000):
        f += 1
        list1.append(f)
go()

all_objects = muppy.get_objects()
sum1 = summary.summarize(all_objects)
summary.print_(sum1)

# Find diff

from pympler import summary, muppy

sum1 = summary.summarize(muppy.get_objects())
summary.print_(sum1)

list1 = []
f = 5
for i in range(1000000):
    f += 1
    list1.append(f)

sum2 = summary.summarize(muppy.get_objects())
diff = summary.get_diff(sum1, sum2)
summary.print_(diff)

# Lib objgraph
import objgraph
objgraph.show_most_common_types()

# Lib guppy
from guppy import hpy
hp = hpy()
before = hp.heap()
# critical section here
#
after = hp.heap()
leftover = after - before
import pdb; pdb.set_trace()