p-level package
        try:
            file, pathname, description = imp.find_module(parts[0], pathlist)
            if file: file.close()
        except ImportError:
            return None

        # check if it's indeed a package
        if description[2] == imp.PKG_DIRECTORY:
            # recursively handle the remaining name parts
            pathname = _get_modpkg_path(parts[1], [pathname])
        else:
            pathname = None
    else:
        # plain name
        try:
            file, pathname, description = imp.find_module(
                dotted_name, pathlist)
            if file:
                file.close()
            if description[2] not in [imp.PY_SOURCE, imp.PKG_DIRECTORY]:
                pathname = None
        except ImportError:
            pathname = None

    return pathname


def getFilesForName(name):
    """Get a list of module files for a filename, a module or package name,
    or a directory.
    """
    if not os.path.exists(name):
        # check for glob chars
        if containsAny(name, "*?[]"):
            files = glob.glob(name)
            list = []
            for file in files:
                list.extend(getFilesForName(file))
            return list

        # try to find module or package
        name = _get_modpkg_path(name)
        if not name:
            return []

    if os.path.isdir(name):
        # find all python files in directory
        list = []
        # get extension for python source files
        if '_py_ext' not in globals():
            global _py_ext
            _py_ext = [triple[0] for triple in imp.get_suffixes()
                       if triple[2] == imp.PY_SOURCE][0]
        for root, dirs, files in os.walk(name):
            # don't recurse into CVS directories
            if 'CVS' in dirs:
                dirs.remove('CVS')
            # add all *.py files to list
            list.extend(
                [os.path.join(root, file) for file in files
                 if os.path.splitext(file)[1] == _py_ext]
                )
        return list
    elif os.path.exists(name):
        # a single file
        return [name]

    return []