Binary package “libpython3.7-dev” in ubuntu bionic

Header files and a static library for Python (v3.7)

 Header files, a static library and development tools for building
 Python (v3.7) modules, extending the Python interpreter or embedding
 Python (v3.7) in applications.
 .
 Maintainers of Python packages should read README.maintainers.
 .
 This package contains development files. It is normally not
 used on it's own, but as a dependency of python3.7-dev.