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Update app.py
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app.py
CHANGED
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@@ -6,7 +6,7 @@ import spaces
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import transformers
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from transformers import pipeline
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-
#
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model_name = "meta-llama/Llama-3.1-8B-Instruct"
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if gr.NO_RELOAD:
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pipe = pipeline(
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@@ -16,33 +16,33 @@ if gr.NO_RELOAD:
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torch_dtype="auto",
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)
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#
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ANSWER_MARKER = "
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#
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rethink_prepends = [
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"
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"
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"
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"
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"
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"
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"
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]
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#
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final_answer_prompt = """
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-
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{question}
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-
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{reasoning_conclusion}
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-
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{ANSWER_MARKER}
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"""
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#
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latex_delimiters = [
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{"left": "$$", "right": "$$", "display": True},
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{"left": "$", "right": "$", "display": False},
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@@ -50,9 +50,9 @@ latex_delimiters = [
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def reformat_math(text):
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"""
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-
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-
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"""
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text = re.sub(r"\\\[\s*(.*?)\s*\\\]", r"$$\1$$", text, flags=re.DOTALL)
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text = re.sub(r"\\\(\s*(.*?)\s*\\\)", r"$\1$", text, flags=re.DOTALL)
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@@ -60,7 +60,7 @@ def reformat_math(text):
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def user_input(message, history_original, history_thinking):
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"""
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return "", history_original + [
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gr.ChatMessage(role="user", content=message.replace(ANSWER_MARKER, ""))
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], history_thinking + [
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@@ -69,7 +69,7 @@ def user_input(message, history_original, history_thinking):
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def rebuild_messages(history: list):
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"""
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messages = []
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for h in history:
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if isinstance(h, dict) and not h.get("metadata", {}).get("title", False):
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@@ -90,16 +90,16 @@ def bot_original(
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do_sample: bool,
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temperature: float,
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):
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"""
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#
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streamer = transformers.TextIteratorStreamer(
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pipe.tokenizer, # pyright: ignore
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skip_special_tokens=True,
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skip_prompt=True,
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)
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#
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history.append(
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gr.ChatMessage(
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role="assistant",
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@@ -107,10 +107,10 @@ def bot_original(
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)
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)
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#
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messages = rebuild_messages(history[:-1]) #
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#
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t = threading.Thread(
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target=pipe,
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args=(messages,),
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@@ -140,34 +140,34 @@ def bot_thinking(
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do_sample: bool,
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temperature: float,
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):
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-
"""
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#
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streamer = transformers.TextIteratorStreamer(
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pipe.tokenizer, # pyright: ignore
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skip_special_tokens=True,
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skip_prompt=True,
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)
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#
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question = history[-1]["content"]
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#
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history.append(
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gr.ChatMessage(
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role="assistant",
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content=str(""),
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metadata={"title": "π§
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)
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)
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#
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messages = rebuild_messages(history)
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#
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full_reasoning = ""
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#
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for i, prepend in enumerate(rethink_prepends):
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if i > 0:
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messages[-1]["content"] += "\n\n"
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@@ -185,7 +185,7 @@ def bot_thinking(
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)
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t.start()
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#
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history[-1].content += prepend.format(question=question)
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for token in streamer:
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history[-1].content += token
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@@ -193,21 +193,21 @@ def bot_thinking(
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yield history
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t.join()
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#
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full_reasoning = history[-1].content
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#
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history[-1].metadata = {"title": "π
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#
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reasoning_parts = full_reasoning.split("\n\n")
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reasoning_conclusion = "\n\n".join(reasoning_parts[-2:]) if len(reasoning_parts) > 2 else full_reasoning
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#
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history.append(gr.ChatMessage(role="assistant", content=""))
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#
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final_messages = rebuild_messages(history[:-1]) #
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final_prompt = final_answer_prompt.format(
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question=question,
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reasoning_conclusion=reasoning_conclusion,
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@@ -215,7 +215,7 @@ def bot_thinking(
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)
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final_messages[-1]["content"] += final_prompt
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#
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t = threading.Thread(
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target=pipe,
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args=(final_messages,),
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@@ -228,7 +228,7 @@ def bot_thinking(
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)
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t.start()
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#
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for token in streamer:
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history[-1].content += token
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history[-1].content = reformat_math(history[-1].content)
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@@ -238,10 +238,21 @@ def bot_thinking(
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yield history
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with gr.Blocks(fill_height=True, title="
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#
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gr.Markdown("#
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gr.Markdown("###
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with gr.Row(scale=1):
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with gr.Column(scale=2):
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@@ -263,36 +274,36 @@ with gr.Blocks(fill_height=True, title="Vidraft ThinkFlow") as demo:
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)
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with gr.Row():
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-
# msg
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msg = gr.Textbox(
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submit_btn=True,
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label="",
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show_label=False,
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placeholder="
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autofocus=True,
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)
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#
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with gr.Accordion("EXAMPLES", open=False):
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examples = gr.Examples(
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examples=[
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-
"[
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"[
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"[
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-
"[
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],
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inputs=msg
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)
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with gr.Row():
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with gr.Column():
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gr.Markdown("""##
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num_tokens = gr.Slider(
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50,
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4000,
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2000,
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step=1,
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label="
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interactive=True,
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)
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final_num_tokens = gr.Slider(
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4000,
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2000,
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step=1,
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label="
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interactive=True,
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)
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do_sample = gr.Checkbox(True, label="
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temperature = gr.Slider(0.1, 1.0, 0.7, step=0.1, label="
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msg.submit(
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user_input,
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[msg, chatbot_original, chatbot_thinking], #
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[msg, chatbot_original, chatbot_thinking], #
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).then(
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bot_original,
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[
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do_sample,
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temperature,
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],
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chatbot_original, #
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).then(
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bot_thinking,
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[
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do_sample,
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temperature,
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],
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chatbot_thinking, #
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)
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if __name__ == "__main__":
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import transformers
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from transformers import pipeline
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+
# Loading model and tokenizer
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model_name = "meta-llama/Llama-3.1-8B-Instruct"
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if gr.NO_RELOAD:
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pipe = pipeline(
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torch_dtype="auto",
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)
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# Marker for detecting final answer
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ANSWER_MARKER = "**Answer**"
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# Sentences to start step-by-step reasoning
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rethink_prepends = [
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"Now, I need to understand the following ",
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"In my opinion ",
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"Let me verify if the following is correct ",
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"Also, I should remember that ",
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"Another point to note is ",
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"And I also remember the following fact ",
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"Now I think I understand sufficiently ",
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]
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# Prompt addition for generating final answer
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final_answer_prompt = """
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Based on my reasoning process so far, I will answer the original question in the language it was asked:
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{question}
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Here is the conclusion I've reasoned:
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{reasoning_conclusion}
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Based on the above reasoning, my final answer:
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{ANSWER_MARKER}
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"""
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# Settings for displaying formulas
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latex_delimiters = [
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{"left": "$$", "right": "$$", "display": True},
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{"left": "$", "right": "$", "display": False},
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def reformat_math(text):
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"""Modify MathJax delimiters to use Gradio syntax (Katex).
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This is a temporary fix for displaying math formulas in Gradio. Currently,
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I haven't found a way to make it work as expected with other latex_delimiters...
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"""
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text = re.sub(r"\\\[\s*(.*?)\s*\\\]", r"$$\1$$", text, flags=re.DOTALL)
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text = re.sub(r"\\\(\s*(.*?)\s*\\\)", r"$\1$", text, flags=re.DOTALL)
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def user_input(message, history_original, history_thinking):
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"""Add user input to history and clear input text box"""
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return "", history_original + [
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gr.ChatMessage(role="user", content=message.replace(ANSWER_MARKER, ""))
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], history_thinking + [
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def rebuild_messages(history: list):
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"""Reconstruct messages from history for model use without intermediate thinking process"""
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messages = []
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for h in history:
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if isinstance(h, dict) and not h.get("metadata", {}).get("title", False):
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do_sample: bool,
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temperature: float,
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):
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"""Make the original model answer questions (without reasoning process)"""
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# For streaming tokens from thread later
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streamer = transformers.TextIteratorStreamer(
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pipe.tokenizer, # pyright: ignore
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skip_special_tokens=True,
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skip_prompt=True,
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)
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# Prepare assistant message
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history.append(
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gr.ChatMessage(
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role="assistant",
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)
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)
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# Messages to be displayed in current chat
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messages = rebuild_messages(history[:-1]) # Excluding last empty message
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# Original model answers directly without reasoning
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t = threading.Thread(
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target=pipe,
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args=(messages,),
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do_sample: bool,
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temperature: float,
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):
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"""Make the model answer questions with reasoning process"""
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# For streaming tokens from thread later
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streamer = transformers.TextIteratorStreamer(
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pipe.tokenizer, # pyright: ignore
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skip_special_tokens=True,
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skip_prompt=True,
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)
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# For reinserting the question into reasoning if needed
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question = history[-1]["content"]
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# Prepare assistant message
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history.append(
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gr.ChatMessage(
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role="assistant",
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content=str(""),
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metadata={"title": "π§ Thinking...", "status": "pending"},
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)
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)
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# Reasoning process to be displayed in current chat
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messages = rebuild_messages(history)
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# Variable to store the entire reasoning process
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full_reasoning = ""
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# Run reasoning steps
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for i, prepend in enumerate(rethink_prepends):
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if i > 0:
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messages[-1]["content"] += "\n\n"
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)
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t.start()
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# Reconstruct history with new content
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history[-1].content += prepend.format(question=question)
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for token in streamer:
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history[-1].content += token
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yield history
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t.join()
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# Save the result of each reasoning step to full_reasoning
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full_reasoning = history[-1].content
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# Reasoning complete, now generate final answer
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history[-1].metadata = {"title": "π Thought Process", "status": "done"}
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# Extract conclusion part from reasoning process (approximately last 1-2 paragraphs)
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reasoning_parts = full_reasoning.split("\n\n")
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reasoning_conclusion = "\n\n".join(reasoning_parts[-2:]) if len(reasoning_parts) > 2 else full_reasoning
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# Add final answer message
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history.append(gr.ChatMessage(role="assistant", content=""))
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# Construct message for final answer
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final_messages = rebuild_messages(history[:-1]) # Excluding last empty message
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final_prompt = final_answer_prompt.format(
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question=question,
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reasoning_conclusion=reasoning_conclusion,
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)
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final_messages[-1]["content"] += final_prompt
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# Generate final answer
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t = threading.Thread(
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target=pipe,
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args=(final_messages,),
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)
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t.start()
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# Stream final answer
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for token in streamer:
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history[-1].content += token
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history[-1].content = reformat_math(history[-1].content)
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yield history
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+
with gr.Blocks(fill_height=True, title="ThinkFlow") as demo:
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# Title and description
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gr.Markdown("# ThinkFlow")
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gr.Markdown("### An LLM reasoning generation platform that automatically applies reasoning capabilities to LLM models without modification")
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# Features and benefits section
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with gr.Accordion("β¨ Features & Benefits", open=True):
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gr.Markdown("""
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- **Enhanced Reasoning**: Transform any LLM into a step-by-step reasoning engine without model modifications
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- **Transparency**: Visualize the model's thought process alongside direct answers
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- **Improved Accuracy**: See how guided reasoning leads to more accurate solutions for complex problems
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- **Educational Tool**: Perfect for teaching critical thinking and problem-solving approaches
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- **Versatile Application**: Works with mathematical problems, logical puzzles, and complex questions
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- **Side-by-Side Comparison**: Compare standard model responses with reasoning-enhanced outputs
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""")
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with gr.Row(scale=1):
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with gr.Column(scale=2):
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)
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with gr.Row():
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# Define msg textbox first
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msg = gr.Textbox(
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submit_btn=True,
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label="",
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show_label=False,
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placeholder="Enter your question here.",
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autofocus=True,
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)
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# Examples section - placed after msg variable definition
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with gr.Accordion("EXAMPLES", open=False):
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examples = gr.Examples(
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examples=[
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"[Source: MATH-500)] How many numbers among the first 100 positive integers are divisible by 3, 4, and 5?",
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"[Source: MATH-500)] In the land of Ink, the money system is unique. 1 trinket equals 4 blinkets, and 3 blinkets equal 7 drinkits. What is the value of 56 drinkits in trinkets?",
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| 292 |
+
"[Source: MATH-500)] The average age of Amy, Ben, and Chris is 6 years. Four years ago, Chris was the same age as Amy is now. Four years from now, Ben's age will be $\\frac{3}{5}$ of Amy's age at that time. How old is Chris now?",
|
| 293 |
+
"[Source: MATH-500)] A bag contains yellow and blue marbles. Currently, the ratio of blue marbles to yellow marbles is 4:3. After adding 5 blue marbles and removing 3 yellow marbles, the ratio becomes 7:3. How many blue marbles were in the bag before any were added?"
|
| 294 |
],
|
| 295 |
inputs=msg
|
| 296 |
)
|
| 297 |
|
| 298 |
with gr.Row():
|
| 299 |
with gr.Column():
|
| 300 |
+
gr.Markdown("""## Parameter Adjustment""")
|
| 301 |
num_tokens = gr.Slider(
|
| 302 |
50,
|
| 303 |
4000,
|
| 304 |
2000,
|
| 305 |
step=1,
|
| 306 |
+
label="Maximum tokens per reasoning step",
|
| 307 |
interactive=True,
|
| 308 |
)
|
| 309 |
final_num_tokens = gr.Slider(
|
|
|
|
| 311 |
4000,
|
| 312 |
2000,
|
| 313 |
step=1,
|
| 314 |
+
label="Maximum tokens for final answer",
|
| 315 |
interactive=True,
|
| 316 |
)
|
| 317 |
+
do_sample = gr.Checkbox(True, label="Use sampling")
|
| 318 |
+
temperature = gr.Slider(0.1, 1.0, 0.7, step=0.1, label="Temperature")
|
| 319 |
+
|
| 320 |
+
# Community link at the bottom
|
| 321 |
+
gr.Markdown("<p style='font-size: 12px;'>Community: <a href='https://discord.gg/openfreeai' target='_blank'>https://discord.gg/openfreeai</a></p>")
|
| 322 |
|
| 323 |
+
# When user submits a message, both bots respond simultaneously
|
| 324 |
msg.submit(
|
| 325 |
user_input,
|
| 326 |
+
[msg, chatbot_original, chatbot_thinking], # inputs
|
| 327 |
+
[msg, chatbot_original, chatbot_thinking], # outputs
|
| 328 |
).then(
|
| 329 |
bot_original,
|
| 330 |
[
|
|
|
|
| 333 |
do_sample,
|
| 334 |
temperature,
|
| 335 |
],
|
| 336 |
+
chatbot_original, # save new history in outputs
|
| 337 |
).then(
|
| 338 |
bot_thinking,
|
| 339 |
[
|
|
|
|
| 343 |
do_sample,
|
| 344 |
temperature,
|
| 345 |
],
|
| 346 |
+
chatbot_thinking, # save new history in outputs
|
| 347 |
)
|
| 348 |
|
| 349 |
if __name__ == "__main__":
|