sphinx/conf.py: Ensure standalone swh-web-client doc build with tox

Related to T3258

swh/docs/sphinx/conf.py

@@ -223,6 +223,10 @@ def register_routingtable_as_label(app, document):
 # sphinx event handler to set adequate django settings prior reading
 # apidoc generated rst files when building doc to avoid autodoc errors
 def set_django_settings(app, env, docname):
+    if "swh-web-client" in app.srcdir:
+        # swh-web-client is detected as swh-web by the code below but
+        # django is not installed when building standalone swh-web-client doc
+        return
     package_settings = {
         "auth": "swh.auth.tests.django.app.apptest.settings",
         "deposit": "swh.deposit.settings.development",

[Phabricator Migration user]

Some references in the commit message have been migrated:

• T3258 is now swh/meta#3258