Some small coding standards things.

openlp/core/lib/__init__.py

@@ -62,6 +62,7 @@ class ServiceItemAction(object):
     PreviousLastSlide = 2
     Next = 3
 
+
 def translate(context, text, comment=None,
     encoding=QtCore.QCoreApplication.CodecForTr, n=-1,
     translate=QtCore.QCoreApplication.translate):
@@ -83,6 +84,7 @@ def translate(context, text, comment=None,
     """
     return translate(context, text, comment, encoding, n)
 
+
 def get_text_file_string(text_file):
     """
     Open a file and return its content as unicode string. If the supplied file
@@ -111,6 +113,7 @@ def get_text_file_string(text_file):
             file_handle.close()
     return content_string
 
+
 def str_to_bool(stringvalue):
     """
     Convert a string version of a boolean into a real boolean.
@@ -122,6 +125,7 @@ def str_to_bool(stringvalue):
         return stringvalue
     return unicode(stringvalue).strip().lower() in (u'true', u'yes', u'y')
 
+
 def build_icon(icon):
     """
     Build a QIcon instance from an existing QIcon, a resource location, or a
@@ -148,6 +152,7 @@ def build_icon(icon):
             QtGui.QIcon.Normal, QtGui.QIcon.Off)
     return button_icon
 
+
 def image_to_byte(image):
     """
     Resize an image to fit on the current screen for the web and returns
@@ -166,6 +171,7 @@ def image_to_byte(image):
     # convert to base64 encoding so does not get missed!
     return byte_array.toBase64()
 
+
 def create_thumb(image_path, thumb_path, return_icon=True, size=None):
     """
     Create a thumbnail from the given image path and depending on
@@ -201,6 +207,7 @@ def create_thumb(image_path, thumb_path, return_icon=True, size=None):
     # Fallback for files with animation support.
     return build_icon(unicode(image_path))
 
+
 def validate_thumb(file_path, thumb_path):
     """
     Validates whether an file's thumb still exists and if is up to date.
@@ -219,6 +226,7 @@ def validate_thumb(file_path, thumb_path):
     thumb_date = os.stat(thumb_path).st_mtime
     return image_date <= thumb_date
 
+
 def resize_image(image_path, width, height, background=u'#000000'):
     """
     Resize an image to fit on the current screen.
@@ -266,6 +274,7 @@ def resize_image(image_path, width, height, background=u'#000000'):
     painter.drawImage((width - realw) / 2, (height - realh) / 2, preview)
     return new_image
 
+
 def check_item_selected(list_widget, message):
     """
     Check if a list item is selected so an action may be performed on it
@@ -282,6 +291,7 @@ def check_item_selected(list_widget, message):
         return False
     return True
 
+
 def clean_tags(text):
     """
     Remove Tags from text for display
@@ -294,6 +304,7 @@ def clean_tags(text):
         text = text.replace(tag[u'end tag'], u'')
     return text
 
+
 def expand_tags(text):
     """
     Expand tags HTML for display
@@ -303,6 +314,7 @@ def expand_tags(text):
         text = text.replace(tag[u'end tag'], tag[u'end html'])
     return text
 
+
 def check_directory_exists(dir):
     """
     Check a theme directory exists and if not create it
@@ -317,6 +329,7 @@ def check_directory_exists(dir):
     except IOError:
         pass
 
+
 def create_separated_list(stringlist):
     """
     Returns a string that represents a join of a list of strings with a
@@ -345,6 +358,7 @@ def create_separated_list(stringlist):
         return unicode(translate('OpenLP.core.lib', '%1, %2',
             u'Locale list separator: start').arg(stringlist[0], merged))
 
+
 from eventreceiver import Receiver
 from listwidgetwithdnd import ListWidgetWithDnD
 from formattingtags import FormattingTags

openlp/core/lib/ui.py

@@ -143,6 +143,7 @@ class UiStrings(object):
         self.View = translate('OpenLP.Ui', 'View')
         self.ViewMode = translate('OpenLP.Ui', 'View Mode')
 
+
 def add_welcome_page(parent, image):
     """
     Generate an opening welcome page for a wizard using a provided image.
@@ -170,6 +171,7 @@ def add_welcome_page(parent, image):
     parent.welcomeLayout.addStretch()
     parent.addPage(parent.welcomePage)
 
+
 def create_button_box(dialog, name, standard_buttons, custom_buttons=[]):
     """
     Creates a QDialogButtonBox with the given buttons. The ``accepted()`` and
@@ -216,6 +218,7 @@ def create_button_box(dialog, name, standard_buttons, custom_buttons=[]):
         dialog.reject)
     return button_box
 
+
 def critical_error_message_box(title=None, message=None, parent=None,
     question=False):
     """
@@ -242,6 +245,7 @@ def critical_error_message_box(title=None, message=None, parent=None,
     data[u'title'] = title if title else UiStrings().Error
     return Receiver.send_message(u'openlp_error_message', data)
 
+
 def create_horizontal_adjusting_combo_box(parent, name):
     """
     Creates a QComboBox with adapting width for media items.
@@ -258,6 +262,7 @@ def create_horizontal_adjusting_combo_box(parent, name):
     combo.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Fixed)
     return combo
 
+
 def create_button(parent, name, **kwargs):
     """
     Return an button with the object name set and the given parameters.
@@ -324,6 +329,7 @@ def create_button(parent, name, **kwargs):
             log.warn(u'Parameter %s was not consumed in create_button().', key)
     return button
 
+
 def create_action(parent, name, **kwargs):
     """
     Return an action with the object name set and the given parameters.
@@ -411,6 +417,7 @@ def create_action(parent, name, **kwargs):
             log.warn(u'Parameter %s was not consumed in create_action().', key)
     return action
 
+
 def create_widget_action(parent, name=u'', **kwargs):
     """
     Return a new QAction by calling ``create_action(parent, name, **kwargs)``.
@@ -422,6 +429,7 @@ def create_widget_action(parent, name=u'', **kwargs):
     parent.addAction(action)
     return action
 
+
 def set_case_insensitive_completer(cache, widget):
     """
     Sets a case insensitive text completer for a widget.
@@ -436,6 +444,7 @@ def set_case_insensitive_completer(cache, widget):
     completer.setCaseSensitivity(QtCore.Qt.CaseInsensitive)
     widget.setCompleter(completer)
 
+
 def create_valign_selection_widgets(parent):
     """
     Creates a standard label and combo box for asking users to select a
@@ -455,6 +464,7 @@ def create_valign_selection_widgets(parent):
     label.setBuddy(combo_box)
     return label, combo_box
 
+
 def find_and_set_in_combo_box(combo_box, value_to_find):
     """
     Find a string in a combo box and set it as the selected item if present