Core: Allow common collections in OptionSet and OptionList constructors (#2874)

* allow common collection in set and list option constructors

* allow any iterable of strings

* add return None

---------

Co-authored-by: beauxq <beauxq@yahoo.com>

Options.py

@@ -1,19 +1,18 @@
 from __future__ import annotations
 
 import abc
-import logging
-from copy import deepcopy
-from dataclasses import dataclass
 import functools
+import logging
 import math
 import numbers
 import random
 import typing
 from copy import deepcopy
+from dataclasses import dataclass
 
 from schema import And, Optional, Or, Schema
 
-from Utils import get_fuzzy_results
+from Utils import get_fuzzy_results, is_iterable_of_str
 
 if typing.TYPE_CHECKING:
     from BaseClasses import PlandoOptions
@@ -59,6 +58,7 @@ class AssembleOptions(abc.ABCMeta):
                 def verify(self, *args, **kwargs) -> None:
                     for f in verifiers:
                         f(self, *args, **kwargs)
+
                 attrs["verify"] = verify
             else:
                 assert verifiers, "class Option is supposed to implement def verify"
@@ -183,6 +183,7 @@ class FreeText(Option[str]):
 
 class NumericOption(Option[int], numbers.Integral, abc.ABC):
     default = 0
+
     # note: some of the `typing.Any`` here is a result of unresolved issue in python standards
     # `int` is not a `numbers.Integral` according to the official typestubs
     # (even though isinstance(5, numbers.Integral) == True)
@@ -765,7 +766,7 @@ class VerifyKeys(metaclass=FreezeValidKeys):
     value: typing.Any
 
     @classmethod
-    def verify_keys(cls, data: typing.List[str]):
+    def verify_keys(cls, data: typing.Iterable[str]) -> None:
         if cls.valid_keys:
             data = set(data)
             dataset = set(word.casefold() for word in data) if cls.valid_keys_casefold else set(data)
@@ -843,11 +844,11 @@ class OptionList(Option[typing.List[typing.Any]], VerifyKeys):
     # If only unique entries are needed and input order of elements does not matter, OptionSet should be used instead.
     # Not a docstring so it doesn't get grabbed by the options system.
 
-    default: typing.List[typing.Any] = []
+    default: typing.Union[typing.List[typing.Any], typing.Tuple[typing.Any, ...]] = ()
     supports_weighting = False
 
-    def __init__(self, value: typing.List[typing.Any]):
+    def __init__(self, value: typing.Iterable[str]):
-        self.value = deepcopy(value)
+        self.value = list(deepcopy(value))
         super(OptionList, self).__init__()
 
     @classmethod
@@ -856,7 +857,7 @@ class OptionList(Option[typing.List[typing.Any]], VerifyKeys):
 
     @classmethod
     def from_any(cls, data: typing.Any):
-        if type(data) == list:
+        if is_iterable_of_str(data):
             cls.verify_keys(data)
             return cls(data)
         return cls.from_text(str(data))
@@ -882,7 +883,7 @@ class OptionSet(Option[typing.Set[str]], VerifyKeys):
 
     @classmethod
     def from_any(cls, data: typing.Any):
-        if isinstance(data, (list, set, frozenset)):
+        if is_iterable_of_str(data):
             cls.verify_keys(data)
             return cls(data)
         return cls.from_text(str(data))

Utils.py

@@ -19,6 +19,7 @@ import warnings
 from argparse import Namespace
 from settings import Settings, get_settings
 from typing import BinaryIO, Coroutine, Optional, Set, Dict, Any, Union
+from typing_extensions import TypeGuard
 from yaml import load, load_all, dump
 
 try:
@@ -966,3 +967,13 @@ class RepeatableChain:
 
     def __len__(self):
         return sum(len(iterable) for iterable in self.iterable)
+
+
+def is_iterable_of_str(obj: object) -> TypeGuard[typing.Iterable[str]]:
+    """ but not a `str` (because technically, `str` is `Iterable[str]`) """
+    if isinstance(obj, str):
+        return False
+    if not isinstance(obj, typing.Iterable):
+        return False
+    obj_it: typing.Iterable[object] = obj
+    return all(isinstance(v, str) for v in obj_it)

requirements.txt

@@ -11,3 +11,4 @@ certifi>=2023.11.17
 cython>=3.0.8
 cymem>=2.0.8
 orjson>=3.9.10
+typing-extensions>=4.7.0