Add support for non-branch coverage goals in DynaMOSA

src/pynguin/analyses/type_inference.py

@@ -15,24 +15,12 @@
 import typing
 from abc import ABC, abstractmethod
 from collections import OrderedDict
+from copy import deepcopy
 from dataclasses import dataclass
 from functools import reduce
 from operator import or_
 from pathlib import Path
-from typing import TYPE_CHECKING, Any, get_type_hints
-
-if TYPE_CHECKING:
-    from pynguin.utils.typeevalpy_json_schema import ParsedTypeEvalPyData
-
-try:
-    from pydantic import SecretStr
-
-    from pynguin.utils.llm import OpenAI
-
-    OPENAI_AVAILABLE = True
-except ImportError:
-    OPENAI_AVAILABLE = False
-
+from typing import Any, get_type_hints
 
 import pynguin.configuration as config
 from pynguin.large_language_model.parsing.type_str_parser import TypeStrParser
@@ -47,14 +35,41 @@
 from pynguin.utils.llm import LLMProvider
 from pynguin.utils.orderedset import OrderedSet
 
+# ---- Safe imports for optional dependencies ----
+
+# Handle SecretStr safely
+try:
+    from pydantic import SecretStr as _SecretStr
+except ImportError:
+
+    class _SecretStr:
+        """Fallback SecretStr implementation."""
+
+        def __init__(self, value: str) -> None:
+            self._value = value
+
+        def get_secret_value(self) -> str:
+            return self._value
+
+
+SecretStr = _SecretStr
+
+
+# Handle OpenAI safely
+try:
+    from pynguin.utils.llm import OpenAI as _OpenAI
+except ImportError:
+    _OpenAI = None
+
+OpenAI: Any = _OpenAI
+
 if typing.TYPE_CHECKING:
     from collections.abc import Callable, Mapping, Sequence
 
-    from pynguin.analyses.typesystem import (
-        TypeSystem,
-    )
-
-from copy import deepcopy
+    from pynguin.analyses.typesystem import TypeSystem
+    from pynguin.utils.typeevalpy_json_schema import ParsedTypeEvalPyData
+else:
+    ParsedTypeEvalPyData = Any  # type: ignore[assignment]
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -531,7 +546,6 @@ class TypeEvalPyInference(InferenceProvider):
     def __init__(
         self,
         typeevalpy_data: ParsedTypeEvalPyData,
-        *,
         name_resolver: Callable[[Callable[..., Any]], str] | None = None,
         file_resolver: Callable[[Callable[..., Any]], str] | None = None,
     ) -> None: