def set_common_keys(dict_target, dict_source):
    """ Set a dictionary using another one, missing keys in source dictionary are reported"""
    keys_missing=[]
    for k in dict_target.keys():
        if k in dict_source.keys():
            dict_target[k]=dict_source[k]
        else:
            keys_missing.append(k)
    return dict_target, keys_missing