address change requests in PR

1. Prompt has changed to "invoke> ".
2. Function to initialize the autocompleter has been renamed "set_autocompleter()"

invokeai/app/cli_app.py

@@ -14,7 +14,7 @@ from pydantic.fields import Field
 
 from ..backend import Args
 from .cli.commands import BaseCommand, CliContext, ExitCli, add_parsers, get_graph_execution_history
-from .cli.completer import get_completer
+from .cli.completer import set_autocompleter
 from .invocations import *
 from .invocations.baseinvocation import BaseInvocation
 from .services.events import EventServiceBase
@@ -130,7 +130,12 @@ def invoke_cli():
     config = Args()
     config.parse_args()
     model_manager = get_model_manager(config)
-    completer = get_completer(model_manager)
+
+    # This initializes the autocompleter and returns it.
+    # Currently nothing is done with the returned Completer
+    # object, but the object can be used to change autocompletion
+    # behavior on the fly, if desired.
+    completer = set_autocompleter(model_manager)
 
     events = EventServiceBase()
 
@@ -164,7 +169,7 @@ def invoke_cli():
 
     while True:
         try:
-            cmd_input = input(f"{model_manager.current_model or '(no model)'}> ")
+            cmd_input = input("invoke> ")
         except (KeyboardInterrupt, EOFError):
             # Ctrl-c exits
             break