import sys
import os
import gc
import types
import inspect
import atexit

def check_allocations():
    dt = {}
    #gc.collect() jeśli byśmy chcieli info tylko o obiektach żyjących
    for obj in gc.get_objects():
        try:
            if dt.has_key(obj.__class__.__name__):
                instances,number,size,typ,bi,module = dt[obj.__class__.__name__]
                number+=1
                size+=sys.getsizeof(obj)
                if obj not in instances:
                    instances.append(obj)
                dt[obj.__class__.__name__] = (instances,number,size,typ,bi,module)
            else:
                dt[obj.__class__.__name__] = ([obj],1,sys.getsizeof(obj),type(obj),inspect.isbuiltin(obj),obj.__module__)
        except AttributeError as e:
            pass
    return dt

def run():
    data = check_allocations()
    print '\n\nCurrent allocations'
    print '\t%40s | %9s | %9s bytes | <<%s>>' % ('Class name', 'number', 'size', 'module')
    print '\t-----------------------------------------------------------------------------------'
    for key in data:
        instcs,number,size,typ,bi,module = data[key]
        if module == '__main__':
            print '\t%-40.40s | %9d | %9d bytes | <<%s>>' % (key, number, size, module)
            for inst in instcs:
                print '\t    -> %14.14s 0x%016x | %9s | %9s bytes | <<%s>>' % ('id', id(inst),'-',sys.getsizeof(inst),'---')

    print gc.garbage
    print '\n\n'

def main():
    import os, sys
    from optparse import OptionParser
    usage = "profiler.py scriptfile"
    parser = OptionParser(usage=usage)
    parser.allow_interspersed_args = False
    
    if not sys.argv[1:]:
        parser.print_usage()
        sys.exit(2)
    (options,args) = parser.parse_args()

    sys.argv[:] = args

    if len(sys.argv) > 0:
        import __main__
        dict = __main__.__dict__
        
        sys.path.insert(0, os.path.dirname(sys.argv[0]))
        gc.set_threshold(0)
        gc.set_debug(gc.DEBUG_SAVEALL)
        try:
            exec 'execfile(%r)' % sys.argv[0] in dict, dict
        except KeyboardInterrupt as ki:
            pass
        atexit.register(run)
    else:
        parser.print_usage()

if __name__ == '__main__':
    main()