Change sig_pythonpath_changed arguments from dictionary to list of st…

…rings.

spyder/plugins/completion/providers/languageserver/provider.py

@@ -535,17 +535,17 @@ def shutdown(self):
             self.stop_completion_services_for_language(language)
 
     @Slot(object, object, bool)
-    def python_path_update(self, path_dict, new_path_dict, prioritize):
+    def python_path_update(self, old_path, new_path, prioritize):
         """
         Update server configuration after a change in Spyder's Python
         path.
 
-        `path_dict` corresponds to the previous state of the Python path.
-        `new_path_dict` corresponds to the new state of the Python path.
+        `old_path` corresponds to the previous state of the Python path.
+        `new_path` corresponds to the new state of the Python path.
         `prioritize` determines whether to prioritize Python path in sys.path.
         """
-        # Opening/closing a project will create a diff between path_dict
-        # and new_path_dict, but we don't know if prioritize changed.
+        # Opening/closing a project will create a diff between old_path
+        # and new_path, but we don't know if prioritize changed.
         # sig_pythonpath_changed is only emitted if there is a change so we
         # should always update the confguration when this method is called.
         logger.debug("Update server's sys.path")

spyder/plugins/ipythonconsole/plugin.py

@@ -877,7 +877,7 @@ def save_working_directory(self, dirname):
         """
         self.get_widget().save_working_directory(dirname)
 
-    def update_path(self, path_dict, new_path_dict, prioritize):
+    def update_path(self, old_path, new_path, prioritize):
         """
         Update path on consoles.
 
@@ -886,9 +886,9 @@ def update_path(self, path_dict, new_path_dict, prioritize):
 
         Parameters
         ----------
-        path_dict : dict
+        old_path : list of str
             Corresponds to the previous state of the PYTHONPATH.
-        new_path_dict : dict
+        new_path : list of str
             Corresponds to the new state of the PYTHONPATH.
         prioritize : bool
             Whether to prioritize PYTHONPATH in sys.path
@@ -897,7 +897,7 @@ def update_path(self, path_dict, new_path_dict, prioritize):
         -------
         None.
         """
-        self.get_widget().update_path(path_dict, new_path_dict, prioritize)
+        self.get_widget().update_path(old_path, new_path, prioritize)
 
     def restart(self):
         """

spyder/plugins/ipythonconsole/widgets/main_widget.py

@@ -2194,13 +2194,13 @@ def on_working_directory_changed(self, dirname):
         if dirname and osp.isdir(dirname):
             self.sig_current_directory_changed.emit(dirname)
 
-    def update_path(self, path_dict, new_path_dict, prioritize):
+    def update_path(self, old_path, new_path, prioritize):
         """Update path on consoles."""
         logger.debug("Update sys.path in all console clients")
         for client in self.clients:
             shell = client.shellwidget
             if shell is not None:
-                shell.update_syspath(path_dict, new_path_dict, prioritize)
+                shell.update_syspath(old_path, new_path, prioritize)
 
     def get_active_project_path(self):
         """Get the active project path."""

spyder/plugins/pythonpath/container.py

@@ -91,22 +91,20 @@ def update_active_project_path(self, path):
             path = (path,)
 
         # Old path
-        old_path_dict_p = self._get_spyder_pythonpath_dict()
+        old_path = self.get_spyder_pythonpath()
 
         # Change project path
         self.project_path = path
         self.path_manager_dialog.project_path = path
 
         # New path
-        new_path_dict_p = self._get_spyder_pythonpath_dict()
+        new_path = self.get_spyder_pythonpath()
 
         prioritize = self.get_conf('prioritize', default=False)
 
         # Update path
-        self.set_conf('spyder_pythonpath', self.get_spyder_pythonpath())
-        self.sig_pythonpath_changed.emit(
-            old_path_dict_p, new_path_dict_p, prioritize
-        )
+        self.set_conf('spyder_pythonpath', new_path)
+        self.sig_pythonpath_changed.emit(old_path, new_path, prioritize)
 
     def show_path_manager(self):
         """Show path manager dialog."""
@@ -248,26 +246,26 @@ def _update_python_path(self, new_path_dict=None, new_prioritize=None):
         """
         Update Python path on language server and kernels.
 
-        The new_path_dict should not include the project path.
+        The `new_path_dict` should not include the project path.
         """
         # Load existing path plus project path
-        old_path_dict_p = self._get_spyder_pythonpath_dict()
+        old_path = self.get_spyder_pythonpath()
         old_prioritize = self.prioritize
 
         # Save new path
         if new_path_dict is not None or new_prioritize is not None:
             self._save_paths(new_path_dict, new_prioritize)
 
         # Load new path plus project path
-        new_path_dict_p = self._get_spyder_pythonpath_dict()
+        new_path = self.get_spyder_pythonpath()
 
         # Do not notify observers unless necessary
         if (
-            new_path_dict_p != old_path_dict_p
+            new_path != old_path
             or new_prioritize != old_prioritize
         ):
             self.sig_pythonpath_changed.emit(
-                old_path_dict_p, new_path_dict_p, new_prioritize
+                old_path, new_path, new_prioritize
             )
 
     def _migrate_to_config_options(self):