# -*- coding: utf-8 -*-

import os

LOG_FILE_NAME = os.path.dirname(__file__) + '/logs/my.log'
LOG_FILE_NAME = LOG_FILE_NAME.replace('\\','/')

print 'LOG_FILE_NAME = ', LOG_FILE_NAME

def write(string):
    try:
        f = open(LOG_FILE_NAME, 'a')
    except:
        f = open(LOG_FILE_NAME, 'w')
    f.write(string)
    f.write('\n')
    f.close()

# -*- coding: utf-8 -*-

import mylogger as Log
...
def getImageOrDummy(image = None):
    Log.write('getImageOrDummy')
    ...
    Log.write('Привет-1')
    Log.write(u'Привет-2')
    if exists:
        return image
    ...

def build():
    #   обработаем все файлы
    for root, dirs, files in os.walk(SOURCE_DIR):
        for file in files:
            src = os.path.join(SOURCE_DIR, file)
            dest = os.path.join(TARGET_DIR, file)
            destpath = os.path.dirname(dest)
            #   если целевого каталога нет - создадим его
            if not os.path.exists(destpath):
                os.makedirs(destpath)
            # Собственно копирование файла
            shutil.copyfile(src, dest)
            # Сохраним запись в БД
            i = Image2(original_name = file.decode('cp1251'),
                       filename = os.path.basename(dest))
            i.save()