python3-doc 3.5.1-1 (s390x binary) in ubuntu xenial

 This is the official set of documentation for the interactive high-level
 object-oriented language Python 3 (v3.5). All documents are provided
 in HTML format, some in info format. The package consists of nine documents:
 .
   * Tutorial
   * Python Library Reference
   * Macintosh Module Reference
   * Python Language Reference
   * Extending and Embedding Python
   * Python/C API Reference
   * Installing Python Modules
   * Documenting Python
   * Distributing Python Modules
 .
 This package is a dependency package, which depends on Debian's default
 Python 3 version (currently v3.5).