apply suggestions

spyder/plugins/ipythonconsole/plugin.py

@@ -480,13 +480,6 @@ def on_remote_client_available(self):
     def on_main_interpreter_available(self):
         main_interpreter = self.get_plugin(Plugins.MainInterpreter)
         main_interpreter.sig_environments_updated.connect(self._update_envs)
-        mi_container = main_interpreter.get_container()
-
-        pythonenv_status = self.get_widget().pythonenv_status
-
-        # connect signals
-        pythonenv_status.sig_open_preferences_requested.connect(
-            mi_container.sig_open_preferences_requested)
 
     @on_plugin_teardown(plugin=Plugins.Preferences)
     def on_preferences_teardown(self):

spyder/plugins/ipythonconsole/widgets/main_widget.py

@@ -388,6 +388,9 @@ def __init__(self, name=None, plugin=None, parent=None):
         self.pythonenv_status.sig_interpreter_changed.connect(
             self.sig_interpreter_changed
         )
+        self.pythonenv_status.sig_open_preferences_requested.connect(
+            self._open_interpreter_preferences
+        )
 
         # Initial value for the current working directory
         self._current_working_directory = get_home_dir()
@@ -1160,6 +1163,15 @@ def _init_asyncio_patch(self):
                     asyncio.set_event_loop_policy(
                         WindowsSelectorEventLoopPolicy())
 
+    def _open_interpreter_preferences(self):
+        """Open the Preferences dialog in the main interpreter section."""
+        self._main.show_preferences()
+        preferences = self._main.preferences
+        container = preferences.get_container()
+        dlg = container.dialog
+        index = dlg.get_index_by_name("main_interpreter")
+        dlg.set_current_index(index)
+
     @Slot()
     def _create_client_for_kernel(self):
         """Create a client connected to an existing kernel"""

spyder/plugins/maininterpreter/container.py

@@ -55,10 +55,6 @@ class MainInterpreterContainer(PluginMainContainer):
         :py:meth:`spyder.utils.envs.get_list_envs`.
     """
 
-    sig_open_preferences_requested = Signal()
-    """
-    Signal to open the main interpreter preferences.
-    """
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)

spyder/plugins/maininterpreter/plugin.py

@@ -62,7 +62,6 @@ class MainInterpreter(SpyderPluginV2):
         Path to the new interpreter.
     """
 
-
     # ---- SpyderPluginV2 API
     # -------------------------------------------------------------------------
     @staticmethod
@@ -83,18 +82,12 @@ def get_icon(cls):
     def on_initialize(self):
         container = self.get_container()
 
-        # Connect signal to open preferences
-        container.sig_open_preferences_requested.connect(
-            self._open_interpreter_preferences
-        )
-
         # Connect container signals
         container.sig_environments_updated.connect(
             self.sig_environments_updated
         )
         container.sig_interpreter_changed.connect(self.sig_interpreter_changed)
 
-
         # Validate that the custom interpreter from the previous session
         # still exists
         if self.get_conf('custom'):
@@ -125,13 +118,3 @@ def set_custom_interpreter(self, interpreter):
         self.set_conf("custom", True)
         self.set_conf("custom_interpreter", interpreter)
         self.set_conf("executable", interpreter)
-
-    # ---- Private API
-    def _open_interpreter_preferences(self):
-        """Open the Preferences dialog in the main interpreter section."""
-        self._main.show_preferences()
-        preferences = self._main.preferences
-        container = preferences.get_container()
-        dlg = container.dialog
-        index = dlg.get_index_by_name("main_interpreter")
-        dlg.set_current_index(index)