Fix ReadTheDocs after switching to stubs + autoapi.

conf.py

@@ -18,6 +18,7 @@
 import os
 
 import recommonmark
+import subprocess
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
@@ -67,6 +68,7 @@
     '.md': 'markdown',
 }
 
+subprocess.check_output(["make", "stubs"])
 extensions.append('autoapi.extension')
 
 autoapi_type = 'python'

docs/requirements.txt

@@ -1,3 +1,5 @@
-sphinx==1.8.5
-recommonmark==0.5.0
+sphinx<3
+recommonmark==0.6.0
 sphinxcontrib-svg2pdfconverter==0.1.0
+astroid
+sphinx-autoapi