Use Python3 to create documentation

Bug: https://github.com/statsmodels/statsmodels/pull/5348

Gbp-Pq: Name use-python3-for-doc-build

diff --git a/docs/Makefile b/docs/Makefile
index 0f44820bfb702141089eb2a505eed72b08cc3239..db1068184e74dc7559ced017d820f98985151c7e 100644 (file)
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -65,18 +65,18 @@ html:
        @echo "Generating reST from examples folder"
        #$(TOOLSPATH)$(EXAMPLEBUILD)
        @echo "Generating datasets from installed statsmodels.datasets"
-       $(TOOLSPATH)$(DATASETBUILD)
+       python3 $(TOOLSPATH)$(DATASETBUILD)
        @echo "Generating notebooks from examples/notebooks folder"
-       $(TOOLSPATH)$(NOTEBOOKBUILD) --execute=True --allow_errors=True
+       python3 $(TOOLSPATH)$(NOTEBOOKBUILD) --execute=True --allow_errors=True
        @echo "Running sphinx-build"
        $(SPHINXBUILD) -b html $(ALLSPHINXOPTS) $(BUILDDIR)/html
        @echo "Copying rendered example notebooks"
        mkdir -p $(BUILDDIR)/html/examples/notebooks/generated
        cp source/examples/notebooks/generated/*html $(BUILDDIR)/html/examples/notebooks/generated
        #$(TOOLSPATH)$(EXAMPLEBUILD)
-       $(TOOLSPATH)$(FOLDTOC) $(BUILDDIR)/html/index.html
+       python3 $(TOOLSPATH)$(FOLDTOC) $(BUILDDIR)/html/index.html
        #$(TOOLSPATH)$(FOLDTOC) $(BUILDDIR)/html/examples/index.html ../_static
-       $(TOOLSPATH)$(FOLDTOC) $(BUILDDIR)/html/dev/index.html ../_static
+       python3 $(TOOLSPATH)$(FOLDTOC) $(BUILDDIR)/html/dev/index.html ../_static
        @echo
        @echo "Build finished. The HTML pages are in $(BUILDDIR)/html."