remove experimental reembedding support (#2301)

* remove experimental reembedding support

* lint

* lint

* add prepare requirements to requirements-dev

* oops, revert accidental deletion of import

* more test modifications

* remove obsolete unit tests

backend/server/common/config/client_config.py

@@ -40,7 +40,6 @@ def get_client_config(app_config, data_adaptor):
         "diffexp_lfc_cutoff": dataset_config.diffexp__lfc_cutoff,
         "backed": server_config.adaptor__anndata_adaptor__backed,
         "disable-diffexp": not dataset_config.diffexp__enable,
-        "enable-reembedding": dataset_config.embeddings__enable_reembedding,
         "annotations": False,
         "annotations_file": None,
         "annotations_dir": None,

backend/server/common/config/dataset_config.py

@@ -4,7 +4,6 @@ from os.path import splitext, isdir
 from backend.server.common.annotations.local_file_csv import AnnotationsLocalFile
 from backend.server.common.config.base_config import BaseConfig
 from backend.common.errors import ConfigurationError, AnnotationsError
-from backend.server.compute.scanpy import get_scanpy_module
 from backend.server.data_common.matrix_loader import MatrixDataLoader
 
 
@@ -34,7 +33,6 @@ class DatasetConfig(BaseConfig):
             ]["gene_sets_file"]
 
             self.embeddings__names = default_config["embeddings"]["names"]
-            self.embeddings__enable_reembedding = default_config["embeddings"]["enable_reembedding"]
 
             self.diffexp__enable = default_config["diffexp"]["enable"]
             self.diffexp__lfc_cutoff = default_config["diffexp"]["lfc_cutoff"]
@@ -173,19 +171,6 @@ class DatasetConfig(BaseConfig):
 
     def handle_embeddings(self):
         self.validate_correct_type_of_configuration_attribute("embeddings__names", list)
-        self.validate_correct_type_of_configuration_attribute("embeddings__enable_reembedding", bool)
-
-        server_config = self.app_config.server_config
-        if self.embeddings__enable_reembedding:
-            if server_config.single_dataset__datapath:
-                if server_config.adaptor__anndata_adaptor__backed:
-                    raise ConfigurationError("enable-reembedding is not supported when run in --backed mode.")
-
-            try:
-                get_scanpy_module()
-            except NotImplementedError:
-                # Todo add scanpy to requirements.txt and remove this check once re-embeddings is fully supported
-                raise ConfigurationError("Please install scanpy to enable UMAP re-embedding")
 
     def handle_diffexp(self, context):
         self.validate_correct_type_of_configuration_attribute("diffexp__enable", bool)

backend/server/common/rest.py

@@ -311,25 +311,6 @@ def layout_obs_get(request, data_adaptor):
         )
 
 
-def layout_obs_put(request, data_adaptor):
-    if not data_adaptor.dataset_config.embeddings__enable_reembedding:
-        return abort(HTTPStatus.NOT_IMPLEMENTED)
-
-    args = request.get_json()
-    filter = args["filter"] if args else None
-    if not filter:
-        return abort_and_log(HTTPStatus.BAD_REQUEST, "obs filter is required")
-    method = args["method"] if args else "umap"
-
-    try:
-        schema = data_adaptor.compute_embedding(method, filter)
-        return make_response(jsonify(schema), HTTPStatus.OK, {"Content-Type": "application/json"})
-    except NotImplementedError as e:
-        return abort_and_log(HTTPStatus.NOT_IMPLEMENTED, str(e))
-    except (ValueError, DisabledFeatureError, FilterError) as e:
-        return abort_and_log(HTTPStatus.BAD_REQUEST, str(e), include_exc_info=True)
-
-
 def genesets_get(request, data_adaptor):
     preferred_mimetype = request.accept_mimetypes.best_match(["application/json", "text/csv"])
     if preferred_mimetype not in ("application/json", "text/csv"):