v4.4.9.2 Add index to aggregated crosswalk table (#1066)

docs/CHANGELOG.md

@@ -1,6 +1,17 @@
 All notable changes to this project will be documented in this file.
 We follow the [Semantic Versioning 2.0.0](http://semver.org/) format.
 
+
+## v4.4.9.2 - 2024-02-02 - [PR#1066](https://github.com/NOAA-OWP/inundation-mapping/pull/1066)
+
+Adds an index to the aggregated `crosswalk_table.csv`. The index is a consecutive integer that starts at 1. Columns have been reordered, renamed, and sorted.
+
+### Changes
+
+`tools/combine_crosswalk_tables.py`: Adds index and sorts and renames columns
+
+<br/><br/>
+
 ## v4.4.9.1 - 2024-02-02 - [PR#1073](https://github.com/NOAA-OWP/inundation-mapping/pull/1073)
 
 Dependabot requested two fixes. One for an upgrade to pillow [#1068](https://github.com/NOAA-OWP/inundation-mapping/pull/1068) and the other for juypterlab #[1067 ](https://github.com/NOAA-OWP/inundation-mapping/pull/1067)

tools/combine_crosswalk_tables.py

@@ -22,7 +22,6 @@ def combine_crosswalk_tables(data_directory, output_filename):
                 filename, usecols=['HUC', 'HydroID', 'feature_id', 'LakeID'], dtype={'HUC': str}
             )
             file_df = file_df.drop_duplicates()
-            file_df = file_df.rename(columns={'HUC': 'huc8'})
             file_df['BranchID'] = os.path.split(os.path.dirname(filename))[1]
 
             dfs.append(file_df)
@@ -32,6 +31,17 @@ def combine_crosswalk_tables(data_directory, output_filename):
     if len(dfs) > 1:
         df = pd.concat(dfs)
 
+        df = df.rename(
+            columns={'HUC': 'huc8', 'HydroID': 'hydro_id', 'LakeID': 'lake_id', 'BranchID': 'branch_id'}
+        )
+
+        df = df.sort_values(by=['feature_id', 'huc8', 'branch_id', 'hydro_id'])
+
+        df = df.reset_index(drop=True)
+        df['hand_id'] = df.index + 1
+
+        df = df[['hand_id', 'feature_id', 'huc8', 'branch_id', 'hydro_id', 'lake_id']]
+
         df.to_csv(output_filename, index=False)