libboost-numpy1.71-dev 1.71.0-6ubuntu2 (s390x binary) in ubuntu focal

 This package forms part of the Boost C++ Libraries collection.
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 The Boost Python library enables exporting a C++ library to Python.
 The NumPy extensions lets the C++ code interact with NumPy types.
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 This package allows development of a Python interface for all current
 versions of Python in Debian. Code using this library will need also
 one of the Python development packages.