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Improve Dockerfile to cache pip install #167

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Merged
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Aug 27, 2021
Merged

Improve Dockerfile to cache pip install #167

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10 changes: 8 additions & 2 deletions tests/Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -3,9 +3,15 @@ FROM python:$python_version

ENV PYTHONDONTWRITEBYTECODE True

RUN mkdir -p /test
RUN mkdir -p /test/datadog_lambda
WORKDIR /test

# Copy minimal subset of files to make pip install succeed and be cached (next docker builds will be way faster)
COPY setup.py .
COPY README.md .
COPY datadog_lambda/__init__.py datadog_lambda/__init__.py

RUN pip install .[dev]

# Install datadog-lambda with dev dependencies from local
COPY . .
RUN pip install .[dev]