Convert skdaccess script to function call

Author: skdaccess

bin/skdaccess

@@ -4,39 +4,40 @@ import argparse
 import os
 from skdaccess.utilities import data_util
 
+def skdaccess_script():
 
-parser = argparse.ArgumentParser(description='The Sci-kit Data Access (skdaccess) package is a tool for integrating various scientific data sets into the Python environment using a common interface. This script can download different scientific data sets for offline analysis.')
-parser.add_argument('data_set', help='Name of data set', nargs='?')
-parser.add_argument('-l','--list', dest='list_bool', help='List data sets', action='store_true')
-parser.add_argument('-i','--input', dest='local_data', help='Use LOCAL_DATA that has already been downloaded')
+    parser = argparse.ArgumentParser(description='The Sci-kit Data Access (skdaccess) package is a tool for integrating various scientific data sets into the Python environment using a common interface. This script can download different scientific data sets for offline analysis.')
+    parser.add_argument('data_set', help='Name of data set', nargs='?')
+    parser.add_argument('-l','--list', dest='list_bool', help='List data sets', action='store_true')
+    parser.add_argument('-i','--input', dest='local_data', help='Use LOCAL_DATA that has already been downloaded')
 
-args = parser.parse_args()
+    args = parser.parse_args()
 
-if args.list_bool:
-    print("This utility can install one of the following data sets:")
-    print()
-    print('\tPBO - Plate Boundary Observatory GPS Time Series ')
-    print('\tGRACE - Monthly Mass Grids')
-    print('\tGroundwater - Ground water daily values from wells in California')
-    parser.exit(1)
+    if args.list_bool:
+        print("This utility can install one of the following data sets:")
+        print()
+        print('\tPBO - Plate Boundary Observatory GPS Time Series ')
+        print('\tGRACE - Monthly Mass Grids')
+        print('\tGroundwater - Ground water daily values from wells in California')
+        parser.exit(1)
 
-if args.data_set is None:
-    parser.print_help()
-    parser.exit(1)
+    if args.data_set is None:
+        parser.print_help()
+        parser.exit(1)
 
-final_path = None
+    final_path = None
 
-if str.lower(args.data_set) == 'pbo':
-    final_path = data_util.downloadPBO(use_file=args.local_data)
+    if str.lower(args.data_set) == 'pbo':
+        final_path = data_util.downloadPBO(use_file=args.local_data)
 
-if str.lower(args.data_set) == 'grace':
-    final_path = data_util.downloadGRACE(local_data=args.local_data)
+    if str.lower(args.data_set) == 'grace':
+        final_path = data_util.downloadGRACE(local_data=args.local_data)
 
-if str.lower(args.data_set) == 'groundwater':
-    final_path = data_util.downloadGW(local_data=args.local_data)
+    if str.lower(args.data_set) == 'groundwater':
+        final_path = data_util.downloadGW(local_data=args.local_data)
 
 
-if final_path is not None:
-    data_util.setDataLocation(str.lower(args.data_set), final_path)
-else:
-    print('Data set unsupported')
+    if final_path is not None:
+        data_util.setDataLocation(str.lower(args.data_set), final_path)
+    else:
+        print('Data set unsupported')