Some misc fixes

jsonargparse/__init__.py

@@ -22,7 +22,6 @@
 from ._link_arguments import *  # noqa: F403
 from ._loaders_dumpers import *  # noqa: F403
 from ._namespace import *  # noqa: F403
-from ._optionals import *  # noqa: F403
 from ._paths import Path  # noqa: F401
 from ._signatures import *  # noqa: F403
 from ._subcommands import *  # noqa: F403
@@ -53,7 +52,6 @@
     _link_arguments,
     _loaders_dumpers,
     _namespace,
-    _optionals,
     _signatures,
     _subcommands,
     _util,
@@ -70,7 +68,6 @@
 __all__ += _actions.__all__
 __all__ += _namespace.__all__
 __all__ += _formatters.__all__
-__all__ += _optionals.__all__
 __all__ += _common.__all__
 __all__ += _loaders_dumpers.__all__
 __all__ += _util.__all__

jsonargparse/_actions.py

@@ -27,8 +27,8 @@
 
 __all__ = [
     "ActionFail",
-    "ActionParser",
     "ActionYesNo",
+    "ActionParser",
 ]
 
 

jsonargparse/_cli.py

@@ -10,10 +10,7 @@
 from ._optionals import get_doc_short_description
 from ._util import capture_parser, default_config_option_help
 
-__all__ = [
-    "auto_cli",
-    "auto_parser",
-]
+__all__ = ["auto_cli", "auto_parser"]
 
 
 ComponentType = Union[Callable, type]

jsonargparse/_core.py

@@ -243,7 +243,6 @@ def __init__(
         *args,
         env_prefix: Union[bool, str] = True,
         formatter_class: type[argparse.HelpFormatter] = DefaultHelpFormatter,
-        exit_on_error: bool = True,
         logger: Union[logging.Logger, bool, str, dict] = False,
         version: Optional[str] = None,
         print_config: Optional[str] = "--print_config",
@@ -274,7 +273,6 @@ def __init__(
         self._group_class = get_argument_group_class(self)
         if self.groups is None:
             self.groups = {}
-        self.exit_on_error = exit_on_error
         self._extra_required_keys: set[str] = set()
         self.save_path_content: set[str] = set()
         self.default_config_files = default_config_files
@@ -431,7 +429,7 @@ def parse_args(  # type: ignore[override]
             A config object with all parsed values.
 
         Raises:
-            ArgumentError: If the parsing fails and ``exit_on_error=True``.
+            ArgumentError: If the parsing fails and ``exit_on_error=False``.
         """
         skip_validation, namespace_as_config = get_private_kwargs(
             kwargs, _skip_validation=False, _namespace_as_config=False
@@ -498,7 +496,7 @@ def parse_object(
             A config object with all parsed values.
 
         Raises:
-            ArgumentError: If the parsing fails and ``exit_on_error=True``.
+            ArgumentError: If the parsing fails and ``exit_on_error=False``.
         """
         skip_validation, skip_required = get_private_kwargs(kwargs, _skip_validation=False, _skip_required=False)
 
@@ -581,7 +579,7 @@ def parse_env(
             A config object with all parsed values.
 
         Raises:
-            ArgumentError: If the parsing fails and ``exit_on_error=True``.
+            ArgumentError: If the parsing fails and ``exit_on_error=False``.
         """
         skip_validation, skip_subcommands = get_private_kwargs(kwargs, _skip_validation=False, _skip_subcommands=False)
 
@@ -625,7 +623,7 @@ def parse_path(
             A config object with all parsed values.
 
         Raises:
-            ArgumentError: If the parsing fails and ``exit_on_error=True``.
+            ArgumentError: If the parsing fails and ``exit_on_error=False``.
         """
         fpath = Path(cfg_path, mode=_get_config_read_mode())
         with change_to_path_dir(fpath):
@@ -664,7 +662,7 @@ def parse_string(
             A config object with all parsed values.
 
         Raises:
-            ArgumentError: If the parsing fails and ``exit_on_error=True``.
+            ArgumentError: If the parsing fails and ``exit_on_error=False``.
         """
         skip_validation, fail_no_subcommand = get_private_kwargs(
             kwargs, _skip_validation=False, _fail_no_subcommand=True

jsonargparse/_optionals.py

@@ -11,11 +11,6 @@
 from importlib.util import find_spec
 from typing import Any, Optional, Union
 
-__all__ = [
-    "_get_config_read_mode",
-]
-
-
 pyyaml_available = bool(find_spec("yaml"))
 toml_load_available = bool(find_spec("toml") or find_spec("tomllib"))
 toml_dump_available = bool(find_spec("toml"))

jsonargparse/_postponed_annotations.py

@@ -233,7 +233,7 @@ def _collect_string_fwd_ref_names(typehint: Any, result: set[str]) -> None:
 
 
 def _update_missing_from_module_vars(global_vars: dict, missing: set[str], mod_vars: dict[str, Any]) -> None:
-    for name in list(missing):
+    for name in missing.copy():
         if name in mod_vars:
             global_vars[name] = mod_vars[name]
             missing.discard(name)
@@ -284,7 +284,7 @@ def _enrich_globals_for_string_forward_refs(global_vars: dict[str, Any]) -> None
 
     # Find candidate modules: those that define the same trigger values (by identity).
     # This lets us trace generic aliases back to their origin module.
-    for module_name, mod in list(sys.modules.items()):
+    for mod in sys.modules.values():
         if mod is None or not missing:
             continue
         try:

jsonargparse/_signatures.py

@@ -345,16 +345,13 @@ def _add_signature_parameter(
         if kind == kinds.POSITIONAL_ONLY:
             is_required = True  # Always required
             is_non_positional = False  # Can be positional
-        elif kind == kinds.POSITIONAL_OR_KEYWORD:
-            is_required = default == inspect_empty  # Required if no default
-            is_non_positional = False  # Can be positional
         elif kind == kinds.KEYWORD_ONLY:
             is_required = default == inspect_empty  # Required if no default
             is_non_positional = True  # Must use --flag style
-        elif kind is None:
-            # programmatically created parameters without kind
+        elif kind in {kinds.POSITIONAL_OR_KEYWORD, None}:
+            # POSITIONAL_OR_KEYWORD or programmatically created parameters without kind
             is_required = default == inspect_empty  # Required if no default
-            is_non_positional = False  # Can be positional (preserve old behavior)
+            is_non_positional = False  # Can be positional
         else:
             raise RuntimeError(f"The code should never reach here: kind={kind}")  # pragma: no cover
         src = get_parameter_origins(param.component, param.parent)