[pygobject] demo: PyFlakes and PEP8 fixes

[Christoph Reiter <creiter src gnome org>]

commit 995f1e72eed0970d56d871ed8452c61f92a40696
Author: Simon Feltman <sfeltman src gnome org>
Date:   Tue Sep 2 11:10:31 2014 -0700

    demo: PyFlakes and PEP8 fixes
    
    Since PyFlakes and PEP8 are not currently run on the demo due to it
    not being packaged, manually check and fix this for now.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=735918

 demo/demo.py                         |    2 +-
 demo/demos/Entry/entry_buffer.py     |    2 +-
 demo/demos/Entry/entry_completion.py |    2 +-
 demo/demos/clipboard.py              |    6 +-----
 demo/demos/combobox.py               |    2 +-
 5 files changed, 5 insertions(+), 9 deletions(-)
---
diff --git a/demo/demo.py b/demo/demo.py
index e7bc360..66b6137 100755
--- a/demo/demo.py
+++ b/demo/demo.py
@@ -101,7 +101,7 @@ class DemoTreeStore(Gtk.TreeStore):
         return sorted(demo_file_list, key=str.lower)
 
     def _get_parent_node(self, name):
-        if not name in self._parent_nodes.keys():
+        if name not in self._parent_nodes.keys():
             node = self.append(None, (name, None, Pango.Style.NORMAL))
             self._parent_nodes[name] = node
 
diff --git a/demo/demos/Entry/entry_buffer.py b/demo/demos/Entry/entry_buffer.py
index 09c60fd..fbfc301 100644
--- a/demo/demos/Entry/entry_buffer.py
+++ b/demo/demos/Entry/entry_buffer.py
@@ -47,7 +47,7 @@ class EntryBufferApp:
         # create a buffer
         buffer = Gtk.EntryBuffer()
 
-        #create our first entry
+        # create our first entry
         entry = Gtk.Entry(buffer=buffer)
         vbox.pack_start(entry, False, False, 0)
 
diff --git a/demo/demos/Entry/entry_completion.py b/demo/demos/Entry/entry_completion.py
index f8a8e02..2a22185 100644
--- a/demo/demos/Entry/entry_completion.py
+++ b/demo/demos/Entry/entry_completion.py
@@ -45,7 +45,7 @@ class EntryBufferApp:
         label.set_markup('Completion demo, try writing <b>total</b> or <b>gnome</b> for example.')
         vbox.pack_start(label, False, False, 0)
 
-        #create our entry
+        # create our entry
         entry = Gtk.Entry()
         vbox.pack_start(entry, False, False, 0)
 
diff --git a/demo/demos/clipboard.py b/demo/demos/clipboard.py
index f7242fe..1058d3e 100644
--- a/demo/demos/clipboard.py
+++ b/demo/demos/clipboard.py
@@ -55,7 +55,6 @@ class ClipboardApp:
         entry = Gtk.Entry()
         hbox.pack_start(entry, True, True, 0)
 
-        #FIXME: have the button constuctor take a stock_id
         # create button
         button = Gtk.Button.new_from_stock(Gtk.STOCK_COPY)
         hbox.pack_start(button, False, False, 0)
@@ -71,7 +70,6 @@ class ClipboardApp:
         # create secondary entry
         entry = Gtk.Entry()
         hbox.pack_start(entry, True, True, 0)
-        #FIXME: have the button constuctor take a stock_id
         # create button
         button = Gtk.Button.new_from_stock(Gtk.STOCK_PASTE)
         hbox.pack_start(button, False, False, 0)
@@ -133,7 +131,7 @@ class ClipboardApp:
         ebox.connect('button-press-event', self.button_press, image)
 
         # tell the clipboard manager to make data persistent
-        #FIXME: Allow sending strings a Atoms and convert in PyGI
+        # FIXME: Allow sending strings a Atoms and convert in PyGI
         atom = Gdk.atom_intern('CLIPBOARD', True)
         clipboard = Gtk.Clipboard.get(atom)
         clipboard.set_can_store(None)
@@ -208,13 +206,11 @@ class ClipboardApp:
 
         self.menu = Gtk.Menu()
 
-        #FIXME: default constructor should take a stock property
         item = Gtk.ImageMenuItem.new_from_stock(Gtk.STOCK_COPY, None)
         item.connect('activate', self.copy_image, data)
         item.show()
         self.menu.append(item)
 
-        #FIXME: default constructor should take a stock property
         item = Gtk.ImageMenuItem.new_from_stock(Gtk.STOCK_PASTE, None)
         item.connect('activate', self.paste_image, data)
         item.show()
diff --git a/demo/demos/combobox.py b/demo/demos/combobox.py
index 2c5b8d3..be70d36 100644
--- a/demo/demos/combobox.py
+++ b/demo/demos/combobox.py
@@ -147,7 +147,7 @@ class ComboboxApp:
         Gtk.Container.remove(combo, combo.get_child())
         combo.add(entry)
 
-         # A combobox with string IDs
+        # A combobox with string IDs
 
         frame = Gtk.Frame(label='String IDs')
         vbox.pack_start(frame, False, False, 0)