from win32api import OpenProcess, CloseHandle
from win32gui import GetForegroundWindow
from win32process import GetWindowThreadProcessId, EnumProcessModules, GetModuleFileNameEx
import win32con
class SafeProcess(object):
    def __init__(self, pid, flags=win32con.PROCESS_ALL_ACCESS):
        self.__pid = pid
        self.__flags = flags
        self.__handle = None
        
    def __enter__(self):
        self.__handle = OpenProcess(self.__flags, False, self.__pid)
        return self.__handle
        
    def __exit__(self, type, value, traceback):
        if not isinstance(value, Exception):
            CloseHandle(self.__handle)
active_pid = GetWindowThreadProcessId(GetForegroundWindow())[1]
with SafeProcess(active_pid) as process:
    modules = EnumProcessModules(process)
    for mod in modules:
        mod_name = GetModuleFileNameEx(process, mod)
        if mod_name.endswith('.exe'):
            print '{:08X} {}'.format(mod, mod_name)