human
Complete this python program:
def fix_sys_path(current_path):
assistant
#Here is the Python code you requested.

    """logic to have always the correct sys.path
    \\, web2py/gluon, web2py/site-packages, web2py/ ...
    """
    def add_path_first(path):
        sys.path = ([path] + [p for p in sys.path if ((not (p == path)) and (not (p == (path + '/'))))])
    path = os.path.dirname(os.path.abspath(current_path))
    if (not os.path.isfile(os.path.join(path, 'web2py.py'))):
        i = 0
        while (i < 10):
            i += 1
            if os.path.exists(os.path.join(path, 'web2py.py')):
                break
            path = os.path.abspath(os.path.join(path, '..'))
    paths = [path, os.path.abspath(os.path.join(path, 'site-packages')), os.path.abspath(os.path.join(path, 'gluon')), '']
    [add_path_first(path) for path in paths]