Get bugbug package version outside setup.py

.taskcluster.yml

@@ -128,6 +128,7 @@ tasks:
                     cp infra/hgrc /etc/mercurial/hgrc.d/bugbug.rc &&
                     pip install --disable-pip-version-check --no-cache-dir --progress-bar off . &&
                     pip install --disable-pip-version-check --no-cache-dir --progress-bar off -r test-requirements.txt &&
+                    cp VERSION http_service/VERSION &&
                     pip install --disable-pip-version-check --no-cache-dir --progress-bar off ./http_service &&
                     hg clone -r 90302f015ac8dd8877ef3ee24b5a62541142378b https://hg.mozilla.org/hgcustom/version-control-tools /version-control-tools/ &&
                     pytest --cov=http_service http_service/tests/ -vvv &&

http_service/Dockerfile

@@ -8,7 +8,9 @@ RUN pip install --disable-pip-version-check --quiet --no-cache-dir -r /requireme
 
 # Setup http service as package
 COPY . /code/http_service
-RUN pip install --disable-pip-version-check --quiet --no-cache-dir /code/http_service
+# Use same version as bugbug
+RUN python -c "import importlib.metadata; print(importlib.metadata.version('bugbug'))" > /code/http_service/VERSION
+RUN pip install --disable-pip-version-check --no-cache-dir /code/http_service
 
 # Run the Pulse listener in the background
 CMD (bugbug-http-pulse-listener &) && gunicorn -b 0.0.0.0:$PORT bugbug_http.app --preload --timeout 30 -w 3

http_service/Dockerfile.bg_worker

@@ -8,6 +8,8 @@ RUN pip install --disable-pip-version-check --quiet --no-cache-dir -r /requireme
 
 # Setup http service as package
 COPY . /code/http_service
+# Use same version as bugbug
+RUN python -c "import importlib.metadata; print(importlib.metadata.version('bugbug'))" > /code/http_service/VERSION
 RUN pip install --disable-pip-version-check --quiet --no-cache-dir /code/http_service
 
 # Load the models

http_service/setup.py

@@ -3,7 +3,6 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this file,
 # You can obtain one at http://mozilla.org/MPL/2.0/.
 
-import importlib.metadata
 import os
 
 from setuptools import find_packages, setup
@@ -18,8 +17,8 @@ def read_requirements(file_):
 
 install_requires = read_requirements("requirements.txt")
 
-# Use same version as bugbug
-version = importlib.metadata.version("bugbug")
+with open(os.path.join(here, "VERSION")) as f:
+    version = f.read().strip()
 
 setup(
     name="bugbug-http-service",