/usr/share/pyshared/ is in shogun-python-modular 1.1.0-4ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pyshared/modshogun.py
/usr/share/pyshared/shogun/
/usr/share/pyshared/shogun/Classifier/
/usr/share/pyshared/shogun/Classifier/__init__.py
/usr/share/pyshared/shogun/Clustering/
/usr/share/pyshared/shogun/Clustering/__init__.py
/usr/share/pyshared/shogun/Converter/
/usr/share/pyshared/shogun/Converter/__init__.py
/usr/share/pyshared/shogun/Distance/
/usr/share/pyshared/shogun/Distance/__init__.py
/usr/share/pyshared/shogun/Distribution/
/usr/share/pyshared/shogun/Distribution/__init__.py
/usr/share/pyshared/shogun/Evaluation/
/usr/share/pyshared/shogun/Evaluation/__init__.py
/usr/share/pyshared/shogun/Features/
/usr/share/pyshared/shogun/Features/__init__.py
/usr/share/pyshared/shogun/IO/
/usr/share/pyshared/shogun/IO/__init__.py
/usr/share/pyshared/shogun/Kernel/
/usr/share/pyshared/shogun/Kernel/__init__.py
/usr/share/pyshared/shogun/Library/
/usr/share/pyshared/shogun/Library/__init__.py
/usr/share/pyshared/shogun/Mathematics/
/usr/share/pyshared/shogun/Mathematics/__init__.py
/usr/share/pyshared/shogun/ModelSelection/
/usr/share/pyshared/shogun/ModelSelection/__init__.py
/usr/share/pyshared/shogun/Preprocessor/
/usr/share/pyshared/shogun/Preprocessor/__init__.py
/usr/share/pyshared/shogun/Regression/
/usr/share/pyshared/shogun/Regression/__init__.py
/usr/share/pyshared/shogun/Structure/
/usr/share/pyshared/shogun/Structure/__init__.py
/usr/share/pyshared/shogun/__init__.py