"num_tokens": 3, "avg_token_length": 4.0, "num_known_linux_commands": 2, "num_unknown_tokens": 1, "contains_digit": false, "contains_special_char": false, "first_token_is_cmd": false, "last_token_is_cmd": true, "token_set_size": 3, "char_trigrams": ["hdk","dki","kin","ing","run","top"]