Fix csvsort -c help text. Closes wireservice#373.

Author: onyxfish

csvkit/utilities/csvsort.py

@@ -15,7 +15,7 @@ def add_arguments(self):
         self.argparser.add_argument('-n', '--names', dest='names_only', action='store_true',
             help='Display column names and indices from the input CSV and exit.')
         self.argparser.add_argument('-c', '--columns', dest='columns',
-            help='A comma separated list of column indices or names to be extracted. Defaults to all columns.')
+            help='A comma separated list of column indices or names to sort by. Defaults to all columns.')
         self.argparser.add_argument('-r', '--reverse', dest='reverse', action='store_true',
             help='Sort in descending order.')
         self.argparser.add_argument('--no-inference', dest='no_inference', action='store_true',

docs/scripts/csvsort.rst

@@ -27,7 +27,7 @@ Sort CSV files. Like unix "sort" command, but for tabular data::
                             and exit.
       -c COLUMNS, --columns COLUMNS
                             A comma separated list of column indices or names to
-                            be extracted. Defaults to all columns.
+                            sort by. Defaults to all columns.
       -r, --reverse         Sort in descending order.
       --no-inference        Disable type inference when parsing the input.