diff options
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/oldconfig.py | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/examples/oldconfig.py b/examples/oldconfig.py index 37533e7..3550cec 100644 --- a/examples/oldconfig.py +++ b/examples/oldconfig.py @@ -11,6 +11,9 @@ # add (look at the parents of each item and print all menu prompts and # comments unless they have already been printed). # +# Bonus feature: Inputting '??' on the prompt will display the help text of the +# item, if any. Hopefully no one will want to use that as a value. +# # Sample session: # # OldconfigExample contents: @@ -106,6 +109,12 @@ if sys.version_info[0] < 3: def eprint(*args): print(*args, file=sys.stderr) +def print_help(node): + if node.help is not None: + print("\n" + node.help) + else: + print("\nNo help text\n") + def name_and_loc_str(sym): """ Helper for printing the symbol name along with the location(s) in the @@ -184,6 +193,10 @@ def do_oldconfig_for_node(node): node.prompt[0], name_and_loc_str(sym), default_value_str(sym))) + if val == "??": + print_help(node) + continue + # Substitute a blank string with the default value the symbol # would get if not val: @@ -246,6 +259,10 @@ def do_oldconfig_for_node(node): sel_index = input("choice[1-{}]: ".format(len(options))) + if sel_index == "??": + print_help(node) + continue + # Pick the default selection if the string is blank if not sel_index: choice.selection.set_value(2) |