the true solution™ to uv, venvs and stuff 💜

Dockerfile

@@ -8,13 +8,25 @@ WORKDIR /code/
 COPY pyproject.toml .
 COPY uv.lock .
 
-ENV UV_LINK_MODE=copy
-RUN uv pip sync --system pyproject.toml
+# Set UV_CACHE_DIR to override XDG_CACHE_HOME from the base image
+# See https://docs.astral.sh/uv/concepts/cache/#cache-directory
+ENV UV_CACHE_DIR="/.cache/uv"
+
+# Using the same path as venv defined in the base image so we can use all the preinstalled packages
+ENV UV_PROJECT_ENVIRONMENT="/home/default/"
+
+# The --inexact flag prevents uv from uninstalling the preinstalled packages
+RUN uv sync --all-groups --frozen --inexact
+
+# Keboola running containers with "-u 1000:1000" causes permission when installing user defined packages
+RUN chown -R 1000:1000 /.cache
+RUN chown -R 1000:1000 /code/pyproject.toml
+RUN chown -R 1000:1000 /code/uv.lock
 
 COPY src/ src/
 COPY tests/ tests/
 COPY scripts/ scripts/
 COPY flake8.cfg .
 COPY deploy.sh .
 
-CMD uv run --active /code/src/component.py
+CMD ["uv", "run", "python", "src/component.py"]

pyproject.toml

@@ -5,8 +5,6 @@ description = "Add your description here"
 readme = "README.md"
 requires-python = ">=3.10"
 dependencies = [
-    "dlt>=1.6.1",
-    "duckdb>=1.2.0",
     "keboola-component>=1.6.10",
 ]
 

scripts/build_n_test.sh

@@ -1,5 +1,5 @@
 #!/bin/sh
 set -e
 
-uv run --active flake8 --config=flake8.cfg
-uv run --active python -m unittest discover
+uv run flake8 --config=flake8.cfg
+uv run python -m unittest discover

src/component.py

@@ -63,9 +63,9 @@ def execute_script_file(self, file_path):
         sys.path.append(self.data_folder_path)
 
         try:
-            with open(file_path, "r") as file:
+            with open(file_path) as file:
                 script = file.read()
-            logging.info('Executing script "%s"', self.script_excerpt(script))
+            logging.debug('Executing script "%s"', self.script_excerpt(script))
             runpy.run_path(file_path)
             logging.info("Script finished")
         except Exception as err:
@@ -95,8 +95,7 @@ def install_packages(packages):
         for package in packages:
             args = [
                 "uv",
-                "pip",
-                "install",
+                "add",
                 package,
             ]
             process = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)