fix: take virtualenvs.prefer-active-python into account when gettin…

…g current environment

src/poetry/utils/env.py

@@ -556,6 +556,22 @@ def _detect_active_python(self) -> str | None:
             )
         return executable
 
+    def _get_python_version(self) -> list[int]:
+        if self._poetry.config.get("virtualenvs.prefer-active-python"):
+            executable = self._detect_active_python()
+            python_patch = decode(
+                subprocess.check_output(
+                    list_to_shell_command(
+                        [executable, "-c", GET_PYTHON_VERSION_ONELINER]
+                    ),
+                    shell=True,
+                ).strip()
+            )
+
+            return [int(v) for v in python_patch.split(".")[:3]]
+
+        return sys.version_info[:3]
+
     def activate(self, python: str) -> Env:
         venv_path = self._poetry.config.virtualenvs_path
         cwd = self._poetry.file.parent
@@ -667,7 +683,7 @@ def get(self, reload: bool = False) -> Env:
         if self._env is not None and not reload:
             return self._env
 
-        python_minor = ".".join([str(v) for v in sys.version_info[:2]])
+        python_minor = ".".join([str(v) for v in self._get_python_version()[:2]])
 
         venv_path = self._poetry.config.virtualenvs_path