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bot_RunTrinoQuery.py
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bot_RunTrinoQuery.py
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"""
BOT_NAME="RunTrinoQuery"; modal deploy --name $BOT_NAME bot_${BOT_NAME}.py; curl -X POST https://api.poe.com/bot/fetch_settings/$BOT_NAME/$POE_ACCESS_KEY
Test message:
SELECT nationkey, name FROM tpch.sf1.nation
"""
import os
import textwrap
from typing import AsyncIterable
import trino
from fastapi_poe import PoeBot, make_app
from fastapi_poe.types import QueryRequest, SettingsRequest, SettingsResponse
from modal import Image, Stub, asgi_app
from sse_starlette.sse import ServerSentEvent
from trino.exceptions import TrinoUserError
def format_output(columns, rows) -> str:
output = " | " + "|".join(column.name for column in columns) + " | "
output += "\n" + " | " + " | ".join("-" for _ in columns) + " | "
for row in rows:
output += "\n" + " | " + " | ".join(str(value) for value in row) + " | "
return output
def strip_code(code):
if len(code.strip()) < 6:
return code
code = code.strip()
if code.startswith("```") and code.endswith("```"):
code = code[3:-3]
return code
conn = trino.dbapi.connect(
host=os.environ["TRINO_HOST_URL"],
port=443,
http_scheme="https",
auth=trino.auth.BasicAuthentication(
os.environ["TRINO_USERNAME"], os.environ["TRINO_PASSWORD"]
),
)
cur = conn.cursor()
def make_query(query):
try:
cur.execute(query)
except TrinoUserError as e:
return "```python\n" + str(e) + "\n```"
rows = cur.fetchall()
columns = cur.description
output = format_output(columns, rows)
return output
class EchoBot(PoeBot):
async def get_response(
self, request: QueryRequest
) -> AsyncIterable[ServerSentEvent]:
user_statement = request.query[-1].content
print("user_statement")
print(user_statement)
user_statement = strip_code(user_statement)
output = make_query(user_statement)
yield self.text_event(output)
async def get_settings(self, setting: SettingsRequest) -> SettingsResponse:
return SettingsResponse(
server_bot_dependencies={},
allow_attachments=False,
introduction_message=textwrap.dedent(
"""
Please send a Trino query, such as
```
SELECT nationkey, name FROM tpch.sf1.nation
```
"""
).strip(),
)
bot = EchoBot()
image = (
Image.debian_slim()
.pip_install("fastapi-poe==0.0.37", "trino")
.env(
{
"POE_ACCESS_KEY": os.environ["POE_ACCESS_KEY"],
"TRINO_HOST_URL": os.environ["TRINO_HOST_URL"],
"TRINO_USERNAME": os.environ["TRINO_USERNAME"],
"TRINO_PASSWORD": os.environ["TRINO_PASSWORD"],
}
)
)
stub = Stub("poe-bot-quickstart")
@stub.function(image=image, container_idle_timeout=1200)
@asgi_app()
def fastapi_app():
app = make_app(bot, api_key=os.environ["POE_ACCESS_KEY"])
return app