Remove the doctest extension in favour of using pytest-doctestplus

Author: bsipocz

sphinx_astropy/conf/v1.py

@@ -18,6 +18,8 @@
 import sphinx
 from distutils.version import LooseVersion
 
+import pytest_doctestplus.sphinx.doctestplus
+
 try:
     import astropy
 except ImportError:
@@ -199,31 +201,21 @@ def check_sphinx_version(expected_version):
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
-extensions = [
-    'sphinx_astropy.ext.intersphinx_toggle',
-    'sphinx.ext.autodoc',
-    'sphinx.ext.intersphinx',
-    'sphinx.ext.todo',
-    'sphinx.ext.coverage',
-    'sphinx.ext.inheritance_diagram',
-    'sphinx.ext.viewcode',
-    'numpydoc',
-    'sphinx_automodapi.automodapi',
-    'sphinx_automodapi.smart_resolver',
-    'sphinx_astropy.ext.changelog_links',
-    'sphinx_astropy.ext.generate_config',
-    'sphinx_astropy.ext.missing_static',
-    'sphinx.ext.mathjax']
-
-try:
-    # Do this while in deprecation
-    import pytest_doctestplus.sphinx.doctestplus
-    extensions += ['pytest_doctestplus.sphinx.doctestplus']
-except ImportError:
-    warnings.warn("sphinx_astropy.ext.doctest has been deprecated "
-                  "use the doctestplus extensions from pytest-doctestplus: "
-                  "pytest_doctestplus.sphinx.doctestplus.",DeprecationWarning)
-    extensions += ['sphinx_astropy.ext.doctest']
+extensions = ['sphinx_astropy.ext.intersphinx_toggle',
+              'sphinx.ext.autodoc',
+              'sphinx.ext.intersphinx',
+              'sphinx.ext.todo',
+              'sphinx.ext.coverage',
+              'sphinx.ext.inheritance_diagram',
+              'sphinx.ext.viewcode',
+              'numpydoc',
+              'sphinx_automodapi.automodapi',
+              'sphinx_automodapi.smart_resolver',
+              'sphinx_astropy.ext.changelog_links',
+              'sphinx_astropy.ext.generate_config',
+              'sphinx_astropy.ext.missing_static',
+              'sphinx.ext.mathjax',
+              'pytest_doctestplus.sphinx.doctestplus']
 
 try:
     import matplotlib.sphinxext.plot_directive