<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def framework_find(fn, executable_path=None, env=None):
 """ Find a framework using dyld semantics in a very loose manner. Will take input such as: Python Python.framework Python.framework/Versions/Current """

    try:
        return dyld_find(fn, executable_path=executable_path, env=env)
    except ValueError:
        pass
    fmwk_index = fn.rfind('.framework')
    if fmwk_index == -1:
        fmwk_index = len(fn)
        fn += '.framework'
    fn = os.path.join(fn, os.path.basename(fn[:fmwk_index]))
    return dyld_find(fn, executable_path=executable_path, env=env)