make parameter names match

apps/cli/utilities/core_sampler/core_sampler/core_sampler.py

@@ -36,11 +36,13 @@ from .interfaces import RowSet, Table, RowWriter
 from .row_writer import (
     PostgresCopyRowWriter,
     TopologicallySortingRowWriter,
-    UniquifyingRowWriter, DictionaryKeeper,
+    UniquifyingRowWriter,
+    DictionaryKeeper,
 )
 
 # pylint: disable=C0103, E0402, R0201, R0903
 
+
 # stolen shamelessly from aat_wrest
 class MDDBConnector:
     """Use this connection to interrogate this science product locator"""
@@ -129,7 +131,7 @@ class CoreSampler:
 
         # the first time through, we select from the projects table and get that row
         projects = self.table("science_products")
-        requested = projects.fetch({"science_product_locator": science_product_locator})
+        requested = projects.fetch({"science_product_locator": product_locator})
         self.save(requested)
         self.writer.close()
         return self.writer