Add provided_by to default edge header (instead of publicaton)

kg_covid_19/transform_utils/transform.py

@@ -14,7 +14,7 @@ def __init__(self, source_name, input_dir: str = None, output_dir: str = None):
         self.source_name = source_name
         self.node_header = ['id', 'name', 'category']
         self.edge_header = ['subject', 'edge_label', 'object', 'relation',
-                            'publications']
+                            'provided_by']
 
         # default dirs
         self.input_base_dir = input_dir if input_dir else self.DEFAULT_INPUT_DIR