1#=================================== 2# Install Python build requirements 3RUN /opt/python/cp38-cp38/bin/pip install --upgrade 'cython<4.0.0rc1' 4RUN /opt/python/cp39-cp39/bin/pip install --upgrade 'cython<4.0.0rc1' 5RUN /opt/python/cp310-cp310/bin/pip install --upgrade 'cython<4.0.0rc1' 6RUN /opt/python/cp311-cp311/bin/pip install --upgrade 'cython<4.0.0rc1' 7RUN /opt/python/cp312-cp312/bin/pip install --upgrade 'cython<4.0.0rc1' 8RUN /opt/python/cp313-cp313/bin/pip install --upgrade 'cython<4.0.0rc1'