Fixed a few problems in the grompy.DataAccessProvider

bumped to version 1.1.1

grompy/__init__.py

@@ -7,4 +7,4 @@ from .dap import DataAccessProvider
 from .cmd import cli
 
 
-__version__ = "1.1.0"
\ No newline at end of file
+__version__ = "1.1.1"
\ No newline at end of file

grompy/dap.py

@@ -36,7 +36,7 @@ class DataAccessProvider:
         self.datasets_enabled = set(self.datasets)
 
         #  Build connection to parcel info
-        self.engine = sa.create_engine(self.parcel_dsn)
+        self.engine = open_DB_connection(grompy_yaml, self.parcel_dsn)
         meta = sa.MetaData(self.engine)
         self.tbl_perc_info = sa.Table(self.parcel_table, meta, autoload=True)
         self.limit = int(1e9) if limit is None else limit
@@ -68,7 +68,7 @@ class DataAccessProvider:
         """Enables a dataset for reading with grompy..
         """
         if dataset in self.datasets:
-            self.datasets_enabled.update(dataset)
+            self.datasets_enabled.add(dataset)
         else:
             print(f"'{dataset}' unknown, should be one of: {self.datasets}")