message: update CMakeLists to make things compatible with wasserstein/ repo
diff: @@ -56,7 +56,6 @@ if(PYTHONINTERP_FOUND)
  # Modules that should not be auto-imported in __init__.py
  set(GUDHI_PYTHON_MODULES_EXTRA "${GUDHI_PYTHON_MODULES_EXTRA}'representations', ")
  set(GUDHI_PYTHON_MODULES_EXTRA "${GUDHI_PYTHON_MODULES_EXTRA}'wasserstein', ")
  - set(GUDHI_PYTHON_MODULES_EXTRA "${GUDHI_PYTHON_MODULES_EXTRA}'barycenter', ")
  set(GUDHI_PYTHON_MODULES_EXTRA "${GUDHI_PYTHON_MODULES_EXTRA}'point_cloud', ")
  add_gudhi_debug_info("Python version ${PYTHON_VERSION_STRING}")
  @@ -217,8 +216,7 @@ if(PYTHONINTERP_FOUND)
  # Other .py files
  file(COPY "gudhi/persistence_graphical_tools.py" DESTINATION "${CMAKE_CURRENT_BINARY_DIR}/gudhi")
  file(COPY "gudhi/representations" DESTINATION "${CMAKE_CURRENT_BINARY_DIR}/gudhi/")
  - file(COPY "gudhi/wasserstein.py" DESTINATION "${CMAKE_CURRENT_BINARY_DIR}/gudhi")
  - file(COPY "gudhi/barycenter.py" DESTINATION "${CMAKE_CURRENT_BINARY_DIR}/gudhi")
  + file(COPY "gudhi/wasserstein" DESTINATION "${CMAKE_CURRENT_BINARY_DIR}/gudhi")
  file(COPY "gudhi/point_cloud" DESTINATION "${CMAKE_CURRENT_BINARY_DIR}/gudhi")
  add_custom_command(
  