[Feature] Handle repeated non standard arguments (#6366)

* remove about message

* handle repeated arguments

* accomodate all the choices from different providers

---------

Co-authored-by: Igor Radovanovic <74266147+IgorWounds@users.noreply.github.com>

cli/openbb_cli/argparse_translator/argparse_translator.py

@@ -1,5 +1,6 @@
 import argparse
 import inspect
+import re
 from copy import deepcopy
 from enum import Enum
 from typing import (
@@ -21,6 +22,8 @@
 from pydantic import BaseModel, model_validator
 from typing_extensions import Annotated
 
+# pylint: disable=protected-access
+
 SEP = "__"
 
 
@@ -200,7 +203,7 @@ def __init__(
         self.func = func
         self.signature = inspect.signature(func)
         self.type_hints = get_type_hints(func)
-        self.provider_parameters = []
+        self.provider_parameters: List[str] = []
 
         self._parser = argparse.ArgumentParser(
             prog=func.__name__,
@@ -217,23 +220,95 @@ def __init__(
             for group in custom_argument_groups:
                 argparse_group = self._parser.add_argument_group(group.name)
                 for argument in group.arguments:
-                    kwargs = argument.model_dump(exclude={"name"}, exclude_none=True)
-
-                    # If the argument is already in use, we can't repeat it
-                    if f"--{argument.name}" not in self._parser_arguments():
-                        argparse_group.add_argument(f"--{argument.name}", **kwargs)
-                        self.provider_parameters.append(argument.name)
+                    self._handle_argument_in_groups(argument, argparse_group)
+
+    def _handle_argument_in_groups(self, argument, group):
+        """Handle the argument and add it to the parser."""
+
+        def _in_optional_arguments(arg):
+            for action_group in self._parser._action_groups:
+                if action_group.title == "optional arguments":
+                    for action in action_group._group_actions:
+                        opts = action.option_strings
+                        if (opts and opts[0] == arg) or action.dest == arg:
+                            return True
+            return False
+
+        def _remove_argument(arg) -> List[Optional[str]]:
+            groups_w_arg = []
+
+            # remove the argument from the parser
+            for action in self._parser._actions:
+                opts = action.option_strings
+                if (opts and opts[0] == arg) or action.dest == arg:
+                    self._parser._remove_action(action)
+                    break
 
-    def _parser_arguments(self) -> List[str]:
-        """Get all the arguments from all groups currently defined on the parser."""
-        arguments_in_use: List[str] = []
+            # remove from all groups
+            for action_group in self._parser._action_groups:
+                for action in action_group._group_actions:
+                    opts = action.option_strings
+                    if (opts and opts[0] == arg) or action.dest == arg:
+                        action_group._group_actions.remove(action)
+                        groups_w_arg.append(action_group.title)
+
+            # remove from _action_groups dict
+            self._parser._option_string_actions.pop(f"--{arg}", None)
+
+            return groups_w_arg
+
+        def _get_arg_choices(arg) -> Tuple:
+            for action in self._parser._actions:
+                opts = action.option_strings
+                if (opts and opts[0] == arg) or action.dest == arg:
+                    return tuple(action.choices or ())
+            return ()
+
+        def _update_providers(
+            input_string: str, new_provider: List[Optional[str]]
+        ) -> str:
+            pattern = r"\(provider:\s*(.*?)\)"
+            providers = re.findall(pattern, input_string)
+            providers.extend(new_provider)
+            # remove pattern from help and add with new providers
+            input_string = re.sub(pattern, "", input_string).strip()
+            return f"{input_string} (provider: {', '.join(providers)})"
+
+        # check if the argument is already in use, if not, add it
+        if f"--{argument.name}" not in self._parser._option_string_actions:
+            kwargs = argument.model_dump(exclude={"name"}, exclude_none=True)
+            group.add_argument(f"--{argument.name}", **kwargs)
+            self.provider_parameters.append(argument.name)
+
+        else:
+            kwargs = argument.model_dump(exclude={"name"}, exclude_none=True)
+            model_choices = kwargs.get("choices", ()) or ()
+            # extend choices
+            choices = tuple(set(_get_arg_choices(argument.name) + model_choices))
+
+            # check if the argument is in the optional arguments
+            if _in_optional_arguments(argument.name):
+                for action in self._parser._actions:
+                    if action.dest == argument.name:
+                        # update choices
+                        action.choices = choices
+                        # update help
+                        action.help = _update_providers(
+                            action.help or "", [group.title]
+                        )
+                return
 
-        # pylint: disable=protected-access
-        for action_group in self._parser._action_groups:
-            for action in action_group._group_actions:
-                arguments_in_use.extend(action.option_strings)
+            # if the argument is in use, remove it from all groups
+            # and return the groups that had the argument
+            groups_w_arg = _remove_argument(argument.name)
+            groups_w_arg.append(group.title)  # add current group
 
-        return arguments_in_use
+            # add it to the optional arguments group instead
+            if choices:
+                kwargs["choices"] = choices  # update choices
+            # add provider info to the help
+            kwargs["help"] = _update_providers(argument.help or "", groups_w_arg)
+            self._parser.add_argument(f"--{argument.name}", **kwargs)
 
     @property
     def parser(self) -> argparse.ArgumentParser:

cli/openbb_cli/controllers/base_controller.py

@@ -908,11 +908,6 @@ def parse_known_args_and_warn(
 
         if "--help" in other_args or "-h" in other_args:
             txt_help = parser.format_help() + "\n"
-            if parser.prog != "about":
-                txt_help += (
-                    f"For more information and examples, use 'about {parser.prog}' "
-                    f"to access the related guide.\n"
-                )
             session.console.print(f"[help]{txt_help}[/help]")
             return None