fixup! Use marshalow schema to validate synthese get_observations_for…

…_web view remove use of json_schema fix #2907

backend/geonature/core/gn_synthese/routes.py

@@ -22,6 +22,7 @@
 from werkzeug.exceptions import Forbidden, NotFound, BadRequest, Conflict
 from werkzeug.datastructures import MultiDict
 from sqlalchemy import distinct, func, desc, asc, select, case
+from sqlalchemy.orm import joinedload, lazyload, selectinload, contains_eager
 from geojson import FeatureCollection, Feature
 import sqlalchemy as sa
 from sqlalchemy.orm import load_only, aliased, Load, with_expression
@@ -152,9 +153,8 @@ def get_observations_for_web(permissions):
     }
     # Init with compulsory columns
     columns = []
-    for col_name in MANDATORY_COLUMNS:
-        columns.append(col_name)
-        columns.append(getattr(VSyntheseForWebApp, col_name))
+    for col in MANDATORY_COLUMNS:
+        columns.extend([col, getattr(VSyntheseForWebApp, col)])
 
     if "count_min_max" in param_column_list:
         count_min_max = case(