stacktrace.py , usage: import trace, trace.starttrace("logfile") your cdoe to trace, trace.stoptrace()

stacktrace.py

import sys
import os
from cStringIO import StringIO
from traceback import extract_stack 

"""
stack sample: 
default_headers /usr/lib/python2.7/site-packages/requests/utils.py 452 
__init__ /usr/lib/python2.7/site-packages/requests/sessions.py 176 
request /usr/lib/python2.7/site-packages/requests/api.py 43 
get /usr/lib/python2.7/site-packages/requests/api.py 55 
<module> test-trace.py 5 

default_user_agent /usr/lib/python2.7/site-packages/requests/utils.py 421 
default_headers /usr/lib/python2.7/site-packages/requests/utils.py 454 
__init__ /usr/lib/python2.7/site-packages/requests/sessions.py 176 
request /usr/lib/python2.7/site-packages/requests/api.py 43 
get /usr/lib/python2.7/site-packages/requests/api.py 55 
<module> test-trace.py 5 

python_implementation /usr/lib64/python2.7/platform.py 1447 
default_user_agent /usr/lib/python2.7/site-packages/requests/utils.py 423 
default_headers /usr/lib/python2.7/site-packages/requests/utils.py 454 
__init__ /usr/lib/python2.7/site-packages/requests/sessions.py 176 
request /usr/lib/python2.7/site-packages/requests/api.py 43 
get /usr/lib/python2.7/site-packages/requests/api.py 55 
<module> test-trace.py 5 
"""

datafile = None
memfile = StringIO()

def starttrace(path=None): 
    global datafile
    if path:
        datafile = path
    else:        
        datafile = "trace.stacks" 
    def trace(frame, event, arg): 
        for sourcefile, line, func, code in reversed(extract_stack()[:-1]): 
            memfile.write(" ".join((func, sourcefile, str(line), "\n")))
        memfile.write("\n") 

    sys.settrace(trace)

def stoptrace():
    sys.settrace(None) 
    with open(datafile, "w+") as f: 
        f.write(memfile.getvalue())
    memfile.close()