Initial changes using official python 3.13 image

.github/workflows/checkstyle.yaml

@@ -0,0 +1,31 @@
+name: Check formatting
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Install uv
+        run: |
+          curl -LsSf https://astral.sh/uv/install.sh | sh
+          echo "$HOME/.cargo/bin" >> $GITHUB_PATH
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.13'
+
+      - name: Check formatting
+        id: check-formatting
+        run: |
+          uv run black --check --diff src/ tests/ || \
+          echo -e "Formatting check failed. Please run 'uv run black src/ tests/' to fix."

.github/workflows/docker.yaml

@@ -0,0 +1,57 @@
+name: Docker Image builder
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Build container
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: false
+          tags: dremio-mcp-server:${{ github.sha }}
+      - name: Validate docker
+        run: |
+          docker run -e TOOLS_MODE=FOR_DATA_PATTERNS \
+              -e DREMIO_URI=https://fake \
+              -e DREMIO_OAUTH_SUPPORTED=false \
+          dremio-mcp-server:${{ github.sha }} \
+            dremio-mcp-server tools list
+      - name: Install uv
+        run: |
+           curl -LsSf https://astral.sh/uv/install.sh | sh
+           echo "$HOME/.cargo/bin" >> $GITHUB_PATH
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.13'
+
+      - name: Start container
+        run: |
+          docker run -e TOOLS_MODE=FOR_DATA_PATTERNS \
+            -e DREMIO_URI=https://fake \
+            -e DREMIO_OAUTH_SUPPORTED=false \
+            -p 6789:6789 \
+            --name mcp --rm \
+            --network host \
+          dremio-mcp-server:${{ github.sha }} \
+          dremio-mcp-server run --enable-streaming-http --port 6789 --no-log-to-file \
+            --enable-json-logging &
+
+      - name: Test container
+        run: |
+          uv run python tests/stremable_http_cli.py --url http://127.0.0.1:6789/mcp --token fake
+
+      - name: Stop container
+        run: |
+          docker stop mcp
+

Dockerfile

@@ -0,0 +1,39 @@
+# Build stage
+FROM python:3.13-slim AS builder
+
+ENV PYTHONUNBUFFERED=1 \
+    PYTHONDONTWRITEBYTECODE=1 \
+    PIP_NO_CACHE_DIR=1
+
+WORKDIR /build
+
+# Copy project files
+COPY pyproject.toml README.md ./
+COPY src/ ./src/
+
+# Build wheel
+RUN pip install --upgrade pip build && \
+    python -m build --wheel --outdir /dist
+
+# Runtime stage
+FROM python:3.13-slim
+
+ENV PYTHONUNBUFFERED=1 \
+    PYTHONDONTWRITEBYTECODE=1
+
+# Create non-root user
+RUN useradd -m -u 1001 appuser
+
+WORKDIR /app
+
+# Copy wheel from builder
+COPY --from=builder /dist/*.whl /tmp/
+
+# Install the wheel and dependencies
+RUN pip install --no-cache-dir /tmp/*.whl && \
+    rm /tmp/*.whl
+
+USER 1001
+
+# Console script is now properly installed
+CMD ["dremio-mcp-server", "run"]

pyproject.toml

@@ -11,6 +11,7 @@ requires-python = ">=3.11"
 dependencies = [
     "aiohttp>=3.11.12",
     "beeai-framework>=0.1.8",
+    "black>=25.1.0",
     "click>=8.1.8",
     "fastapi>=0.115.11",
     "langchain>=0.3.20",
@@ -20,8 +21,10 @@ dependencies = [
     "langchain-openai>=0.3.7",
     "langgraph>=0.3.12",
     "mcp>=1.9.4",
+    "multidict>=6.4.0",
     "openai>=1.65.3",
     "pandas>=2.2.3",
+    "pandas-stubs==2.3.0.250703",
     "prompt-toolkit>=3.0.50",
     "pydantic>=2.10.6",
     "pydantic-settings>=2.8.1",

src/dremioai/__init__.py

@@ -1,15 +1,15 @@
-# 
+#
 #  Copyright (C) 2017-2025 Dremio Corporation
-# 
+#
 #  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.
-# 
+#

src/dremioai/api/__init__.py

@@ -1,18 +1,18 @@
-# 
+#
 #  Copyright (C) 2017-2025 Dremio Corporation
-# 
+#
 #  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 sys
 import os

src/dremioai/api/cli/__init__.py

@@ -1,16 +1,15 @@
-# 
+#
 #  Copyright (C) 2017-2025 Dremio Corporation
-# 
+#
 #  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.
-# 
-
+#

src/dremioai/api/cli/engines.py

@@ -1,18 +1,18 @@
-# 
+#
 #  Copyright (C) 2017-2025 Dremio Corporation
-# 
+#
 #  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.
-# 
+#
 
 from typing import Annotated, Optional, List
 from typer import Option, Argument, Typer

src/dremioai/api/cli/prometheus.py

@@ -1,18 +1,18 @@
-# 
+#
 #  Copyright (C) 2017-2025 Dremio Corporation
-# 
+#
 #  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.
-# 
+#
 
 from typing import Annotated, Optional, List
 from typer import Option, Argument, Typer, BadParameter

src/dremioai/api/dremio/__init__.py

@@ -1,16 +1,15 @@
-# 
+#
 #  Copyright (C) 2017-2025 Dremio Corporation
-# 
+#
 #  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.
-# 
-
+#

src/dremioai/api/prometheus/__init__.py

@@ -1,16 +1,15 @@
-# 
+#
 #  Copyright (C) 2017-2025 Dremio Corporation
-# 
+#
 #  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.
-# 
-
+#

src/dremioai/api/prometheus/vm.py

@@ -1,18 +1,18 @@
-# 
+#
 #  Copyright (C) 2017-2025 Dremio Corporation
-# 
+#
 #  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.
-# 
+#
 
 from pydantic import BaseModel, Field, AfterValidator
 from typing import List, Dict, Union, Optional, Any, Annotated

src/dremioai/api/util.py

@@ -1,18 +1,18 @@
-# 
+#
 #  Copyright (C) 2017-2025 Dremio Corporation
-# 
+#
 #  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.
-# 
+#
 
 from asyncio import Semaphore, gather
 from typing import List, Awaitable

src/dremioai/config/__init__.py

@@ -1,16 +1,15 @@
-# 
+#
 #  Copyright (C) 2017-2025 Dremio Corporation
-# 
+#
 #  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.
-# 
-
+#

src/dremioai/log.py

@@ -89,12 +89,15 @@ def configure(enable_json_logging=None, to_file=False):
         log_file_path = get_log_file()
 
         # Configure rotating file handler
-        file_handler = RotatingFileHandler(
+        handler = RotatingFileHandler(
             log_file_path, maxBytes=10 * 1024 * 1024, backupCount=5  # 10MB
         )
-        file_handler.setLevel(level())
-        logging.getLogger().handlers.clear()
-        logging.getLogger().addHandler(file_handler)
+    else:
+        handler = logging.StreamHandler(sys.stderr)
+
+    handler.setLevel(level())
+    logging.getLogger().handlers.clear()
+    logging.getLogger().addHandler(handler)
 
     renderer = (
         structlog.processors.JSONRenderer()