Taxtastic version setwith build-args

Dockerfile

@@ -1,16 +1,19 @@
+# docker build --build-arg VERSION=something --tag taxtastic:latest .
 FROM python:3.11-slim-bullseye
 
-ENV PIP_ROOT_USER_ACTION=ignore
+ARG VERSION=
+ENV PIP_ROOT_USER_ACTION=ignore TAXTASTIC_VERSION=$VERSION
 
 RUN apt-get -y update && apt-get upgrade -y && apt-get install -y unzip wget
 
 WORKDIR /opt/build
-COPY dev/install_pplacer.sh /opt/build/install_pplacer.sh
+
+COPY dev/install_pplacer.sh ./
 RUN /opt/build/install_pplacer.sh /usr/local
 
-COPY setup.py MANIFEST.in README.rst requirements.txt /opt/build/
-COPY taxtastic /opt/build/taxtastic/
-RUN pip3 install --upgrade pip && pip3 install --requirement requirements.txt .
+COPY setup.py MANIFEST.in README.rst ./
+COPY taxtastic/ ./taxtastic/
+RUN pip3 install --upgrade pip && pip3 install .
 
 WORKDIR /opt/run
 RUN mkdir -p /app /fh /mnt /run/shm

taxtastic/__init__.py

@@ -1,8 +1,11 @@
-from os import path
+import os
 
-try:
-    with open(path.join(path.dirname(__file__), 'data', 'ver')) as f:
+ver = os.path.join(os.path.dirname(__file__), 'data', 'ver')
+if 'TAXTASTIC_VERSION' in os.environ:
+    __version__ = os.environ['TAXTASTIC_VERSION']
+elif os.path.isfile(ver):
+    with open(ver) as f:
         __version__ = f.read().strip().replace('-', '+', 1).replace('-', '.')
         __version__ = __version__.lstrip('v')
-except Exception as e:
+else:
     __version__ = ''