Removed DEFAULT_ARGUMENT_PARSER and DEFAULT_COMMAND_COMPLETER from __init.py__

Author: kmvanbrunt

cmd2/__init__.py

@@ -28,7 +28,8 @@
     set_default_argument_parser,
 )
 
-# Check if user has defined a module that sets a custom value for argparse_custom.DEFAULT_ARGUMENT_PARSER
+# Check if user has defined a module that sets a custom value for argparse_custom.DEFAULT_ARGUMENT_PARSER.
+# Do this before loading cmd2.Cmd class so its commands use the custom parser.
 import argparse
 
 cmd2_parser_module = getattr(argparse, 'cmd2_parser_module', None)
@@ -37,10 +38,8 @@
 
     importlib.import_module(cmd2_parser_module)
 
-from .argparse_completer import DEFAULT_COMMAND_COMPLETER, set_default_command_completer_type
+from .argparse_completer import set_default_command_completer_type
 
-# Get the current value for argparse_custom.DEFAULT_ARGUMENT_PARSER
-from .argparse_custom import DEFAULT_ARGUMENT_PARSER
 from .cmd2 import Cmd
 from .command_definition import CommandSet, with_default_category
 from .constants import COMMAND_NAME, DEFAULT_SHORTCUTS
@@ -54,8 +53,6 @@
 
 __all__: List[str] = [
     'COMMAND_NAME',
-    'DEFAULT_ARGUMENT_PARSER',
-    'DEFAULT_COMMAND_COMPLETER',
     'DEFAULT_SHORTCUTS',
     # ANSI Style exports
     'bg',

tests/test_argparse_custom.py

@@ -247,28 +247,26 @@ def test_apcustom_required_options():
 
 
 def test_override_parser():
+    """Test overriding argparse_custom.DEFAULT_ARGUMENT_PARSER"""
     import importlib
 
     from cmd2 import (
-        DEFAULT_ARGUMENT_PARSER,
+        argparse_custom,
     )
 
     # The standard parser is Cmd2ArgumentParser
-    assert DEFAULT_ARGUMENT_PARSER == Cmd2ArgumentParser
+    assert argparse_custom.DEFAULT_ARGUMENT_PARSER == Cmd2ArgumentParser
 
     # Set our parser module and force a reload of cmd2 so it loads the module
     argparse.cmd2_parser_module = 'examples.custom_parser'
     importlib.reload(cmd2)
-    from cmd2 import (
-        DEFAULT_ARGUMENT_PARSER,
-    )
 
     # Verify DEFAULT_ARGUMENT_PARSER is now our CustomParser
     from examples.custom_parser import (
         CustomParser,
     )
 
-    assert DEFAULT_ARGUMENT_PARSER == CustomParser
+    assert argparse_custom.DEFAULT_ARGUMENT_PARSER == CustomParser
 
 
 def test_apcustom_metavar_tuple():