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a9bd396 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | # Copyright 2025 The HuggingFace Team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import json
import os
import tempfile
from transformers.cli.chat import new_chat_history, parse_generate_flags, save_chat
def test_help(cli):
output = cli("chat", "--help")
assert output.exit_code == 0
assert "Chat with a model from the command line." in output.output
def test_save_and_clear_chat():
with tempfile.TemporaryDirectory() as tmp_path:
filename = os.path.join(tmp_path, "chat.json")
save_chat(filename, [{"role": "user", "content": "hi"}], {"foo": "bar"})
assert os.path.isfile(filename)
with open(filename, "r") as f:
data = json.load(f)
assert data["chat_history"] == [{"role": "user", "content": "hi"}]
assert data["settings"] == {"foo": "bar"}
def test_new_chat_history():
assert new_chat_history() == []
assert new_chat_history("prompt") == [{"role": "system", "content": "prompt"}]
def test_parse_generate_flags():
parsed = parse_generate_flags(["temperature=0.5", "max_new_tokens=10"])
assert parsed["temperature"] == 0.5
assert parsed["max_new_tokens"] == 10
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