Try conda

.readthedocs.yml

@@ -0,0 +1,7 @@
+# Read the Docs configuration file, see
+# https://docs.readthedocs.io/en/stable/config-file/v2.html for details.
+version: 2
+sphinx:
+  configuration: docs/conf.py
+conda:
+  file: docs/conda_env.py

docs/conda_env.yml

@@ -0,0 +1,7 @@
+name: atip
+dependencies:
+- python=2.7
+- pip:
+  - "-e git+https://github.com/dls-controls/pytac.git"
+  - "-e git+https://github.com/atcollab/at.git"
+  - "-r requirements.txt"

docs/conf.py

@@ -28,6 +28,7 @@ class DataSource(object):
 try:
     pytac.data_source
 except AttributeError:
+    print("Partially mocking pytac")
     pytac.exceptions.FieldException = Exception
     pytac.exceptions.HandleException = Exception
     pytac.__dict__['data_source'] = types.ModuleType('data_source')
@@ -40,6 +41,7 @@ def __getattr__(cls, name):
 try:
     import at
 except ImportError:
+    print("Fully mocking at")
     sys.modules.update({'at': Mock()})
 
 # -- Project information -----------------------------------------------------