[meld: 2/4] PEP8 compliance

[Kai Willadsen <kaiw src gnome org>]

commit 6928568fb7bba5b966d33ca5b89d03219b9481e1
Author: Jesus Arroyo <chuy max gmail com>
Date:   Fri Jun 22 18:32:51 2018 -0400

    PEP8 compliance

 meld/dirdiff.py | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)
---
diff --git a/meld/dirdiff.py b/meld/dirdiff.py
index 64ab20cc..c241d97a 100644
--- a/meld/dirdiff.py
+++ b/meld/dirdiff.py
@@ -1032,11 +1032,14 @@ class DirDiff(MeldDoc, Component):
                 path = selection.get_selected_rows()[1][0]
                 iter = self.model.get_iter(path)
                 os_path = self.model.value_path(iter, pane)
-                is_single_foldable_row = self.model.is_folder(iter, pane, os_path)
+                is_single_foldable_row = self.model.is_folder(
+                    iter, pane, os_path)
 
             get_action("DirCompare").set_sensitive(True)
-            get_action("DirCollapseRecursively").set_sensitive(is_single_foldable_row)
-            get_action("DirExpandRecursively").set_sensitive(is_single_foldable_row)
+            get_action("DirCollapseRecursively").set_sensitive(
+                is_single_foldable_row)
+            get_action("DirExpandRecursively").set_sensitive(
+                is_single_foldable_row)
             get_action("Hide").set_sensitive(True)
             get_action("DirDelete").set_sensitive(
                 is_valid and not busy)
@@ -1196,7 +1199,8 @@ class DirDiff(MeldDoc, Component):
     def on_collapse_recursive_clicked(self, action):
         pane = self._get_focused_pane()
         root_path = self._get_selected_paths(pane)[0]
-        filter_model = Gtk.TreeModelFilter(child_model=self.model, virtual_root=root_path)
+        filter_model = Gtk.TreeModelFilter(
+            child_model=self.model, virtual_root=root_path)
         paths_to_collapse = []
         filter_model.foreach(self.append_paths_to_collapse, paths_to_collapse)
         paths_to_collapse.insert(0, root_path)
@@ -1204,7 +1208,8 @@ class DirDiff(MeldDoc, Component):
         for path in reversed(paths_to_collapse):
             self.treeview[pane].collapse_row(path)
 
-    def append_paths_to_collapse(self, filter_model, filter_path, filter_iter, paths_to_collapse):
+    def append_paths_to_collapse(
+            self, filter_model, filter_path, filter_iter, paths_to_collapse):
         path = filter_model.convert_path_to_child_path(filter_path)
         paths_to_collapse.append(path)