initial support for corpora schema conventions (#1676)

* initial support for corpora schema conventions

* remove debugging print

* add corpora util module

* tests

* lint

* PR review edits

* PR changes

* more PR changes

* more PR chnages

* PR fixes

* formatting

* PR updates

* lint

* PR review

server/data_anndata/anndata_adaptor.py

@@ -17,6 +17,7 @@ from server.common.constants import Axis, MAX_LAYOUTS
 from server.common.errors import PrepareError, DatasetAccessError, FilterError
 from server.compute.scanpy import scanpy_umap
 import server.compute.diffexp_generic as diffexp_generic
+from server.common.corpora import corpora_get_props_from_anndata
 
 anndata_version = version.parse(str(anndata.__version__)).release
 
@@ -57,6 +58,9 @@ class AnndataAdaptor(DataAdaptor):
     def open(data_locator, app_config, dataset_config=None):
         return AnndataAdaptor(data_locator, app_config, dataset_config)
 
+    def get_corpora_props(self):
+        return corpora_get_props_from_anndata(self.data)
+
     def get_name(self):
         return "cellxgene anndata adaptor version"