File size: 4,134 Bytes
dc66050
 
3674844
ee14926
 
 
dc66050
 
 
ee14926
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
dc66050
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ee14926
 
 
dc66050
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ee14926
 
 
 
 
 
 
 
2d1e4f3
 
 
 
 
 
 
 
 
 
 
 
ee14926
2d1e4f3
 
ee14926
2d1e4f3
 
 
 
 
ee14926
2d1e4f3
 
 
 
 
 
 
 
 
 
ee14926
2d1e4f3
 
 
ee14926
 
 
 
 
 
 
 
 
 
 
 
2d1e4f3
 
ee14926
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
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
import gradio as gr
from huggingface_hub import InferenceClient
import os
from smolagents import tool, CodeAgent, HfApiModel, GradioUI  # type: ignore

# testing teste
"""
For more information on `huggingface_hub` Inference API support, please check the docs: https://huggingface.co/docs/huggingface_hub/v0.22.2/en/guides/inference
"""
client = InferenceClient(
    "HuggingFaceH4/zephyr-7b-beta", token=os.getenv("my_first_agents_hf_tokens")
)


def sql_engine(query: str) -> str:
    """
    Allows you to perform SQL queries on the table. Returns a string representation of the result.
    The table is named 'receipts'. Its description is as follows:
        Columns:
        - receipt_id: INTEGER
        - customer_name: VARCHAR(16)
        - price: FLOAT
        - tip: FLOAT

    Args:
        query: The query to perform. This should be correct SQL.
    """
    output = ""
    with engine.connect() as con:
        rows = con.execute(text(query))
        for row in rows:
            output += "\n" + str(row)
    return output


def respond(
    message,
    history: list[tuple[str, str]],
    system_message,
    max_tokens,
    temperature,
    top_p,
):
    messages = [{"role": "system", "content": system_message}]

    for val in history:
        if val[0]:
            messages.append({"role": "user", "content": val[0]})
        if val[1]:
            messages.append({"role": "assistant", "content": val[1]})

    messages.append({"role": "user", "content": message})

    response = ""

    # agent.run("Can you give me the name of the client who got the most expensive receipt?")

    for message in agent.chat_completion(
        messages,
        max_tokens=max_tokens,
        stream=True,
        temperature=temperature,
        top_p=top_p,
    ):
        token = message.choices[0].delta.content

        response += token
        yield response


"""
For information on how to customize the ChatInterface, peruse the gradio docs: https://www.gradio.app/docs/chatinterface
"""
demo = gr.ChatInterface(
    respond,
    additional_inputs=[
        gr.Textbox(value="You are a friendly Chatbot.", label="System message"),
        gr.Slider(minimum=1, maximum=2048, value=512, step=1, label="Max new tokens"),
        gr.Slider(minimum=0.1, maximum=4.0, value=0.7, step=0.1, label="Temperature"),
        gr.Slider(
            minimum=0.1,
            maximum=1.0,
            value=0.95,
            step=0.05,
            label="Top-p (nucleus sampling)",
        ),
    ],
)
if __name__ == "__main__":
    agent = CodeAgent(
        tools=[sql_engine],
        model=HfApiModel(
            model_id="meta-llama/Meta-Llama-3.1-8B-Instruct",
            token=os.getenv("my_first_agents_hf_tokens"),
        ),
    )

    from sqlalchemy import (
        create_engine,
        MetaData,
        Table,
        Column,
        String,
        Integer,
        Float,
        insert,
        inspect,
        text,
    )

    engine = create_engine("sqlite:///:memory:")
    metadata_obj = MetaData()

    def insert_rows_into_table(rows, table, engine=engine):
        for row in rows:
            stmt = insert(table).values(**row)
            with engine.begin() as connection:
                connection.execute(stmt)

    table_name = "receipts"
    receipts = Table(
        table_name,
        metadata_obj,
        Column("receipt_id", Integer, primary_key=True),
        Column("customer_name", String(16), primary_key=True),
        Column("price", Float),
        Column("tip", Float),
    )
    metadata_obj.create_all(engine)

    rows = [
        {"receipt_id": 1, "customer_name": "Alan Payne", "price": 12.06, "tip": 1.20},
        {"receipt_id": 2, "customer_name": "Alex Mason", "price": 23.86, "tip": 0.24},
        {
            "receipt_id": 3,
            "customer_name": "Woodrow Wilson",
            "price": 53.43,
            "tip": 5.43,
        },
        {
            "receipt_id": 4,
            "customer_name": "Margaret James",
            "price": 21.11,
            "tip": 1.00,
        },
    ]
    insert_rows_into_table(rows, receipts)
    GradioUI(agent).launch()