Merge pull request #1453 from bsipocz/database_adding_sort_to_display…

…_entries

adding sort argument to display_entries to avoid doctest failures

sunpy/database/tables.py

@@ -579,7 +579,7 @@ def entries_from_dir(fitsdir, recursive=False, pattern='*',
             break
 
 
-def display_entries(database_entries, columns):
+def display_entries(database_entries, columns, sort=False):
     """Generate a table to display the database entries.
 
     Parameters
@@ -591,6 +591,9 @@ def display_entries(database_entries, columns):
         The columns that will be displayed in the resulting table. Possible
         values for the strings are all attributes of :class:`DatabaseEntry`.
 
+    sort : bool (optional)
+        If True, sorts the entries before displaying them.
+
     Returns
     -------
     str
@@ -626,4 +629,6 @@ def display_entries(database_entries, columns):
         data.append(row)
     if not data:
         raise TypeError('given iterable is empty')
+    if sort:
+        data.sort()
     return print_table(header + rulers + data)