pep8

sloth/annotations/model.py

@@ -11,7 +11,7 @@ from PyQt4.QtCore import QModelIndex, QAbstractItemModel, Qt, pyqtSignal, QVaria
 
 LOG = logging.getLogger(__name__)
 
-ItemRole, DataRole, ImageRole = [Qt.UserRole + i + 1 for i in range(3)]
+ItemRole, DataRole, ImageRole = [Qt.UserRole + ur + 1 for ur in range(3)]
 
 
 class ModelItem:
@@ -172,7 +172,7 @@ class ModelItem:
 
         for i, item in enumerate(items):
             item._parent = self
-            item._row    = next_row + i
+            item._row = next_row + i
             self._children.append(item)
 
         if self._model is not None:
@@ -221,11 +221,12 @@ class ModelItem:
     def getColor(self):
         return None
 
+
 class RootModelItem(ModelItem):
     def __init__(self, model, files):
         ModelItem.__init__(self)
         self._model = model
-        self._toload   = []
+        self._toload = []
         for f in files:
             self._toload.append(f)
             self._children.append(f)
@@ -251,9 +252,9 @@ class RootModelItem(ModelItem):
         else:
             return Qt.ItemIsEnabled | Qt.ItemIsSelectable
 
-    def appendChild(self, item):
+    def appendChild(self, item, signalModel=True):
         if isinstance(item, FileModelItem):
-            ModelItem.appendChild(self, item)
+            ModelItem.appendChild(self, item, signalModel=signalModel)
         else:
             raise TypeError("Only FileModelItems can be attached to RootModelItem")
 
@@ -285,6 +286,7 @@ class RootModelItem(ModelItem):
         return [child.getAnnotations() for child in self.children()
                 if hasattr(child, 'getAnnotations')]
 
+
 class KeyValueModelItem(ModelItem, MutableMapping):
     def __init__(self, hidden=None, properties=None):
         ModelItem.__init__(self)
@@ -397,6 +399,7 @@ class KeyValueModelItem(ModelItem, MutableMapping):
                 del self['unconfirmed']
                 self._emitDataChanged('unconfirmed')
 
+
 class FileModelItem(KeyValueModelItem):
     def __init__(self, fileinfo, hidden=None):
         if not hidden: hidden = ['filename']
@@ -422,6 +425,7 @@ class FileModelItem(KeyValueModelItem):
         elif fileinfo['class'] == 'video':
             return VideoFileModelItem(fileinfo)
 
+
 class ImageModelItem(ModelItem):
     def __init__(self, annotations):
         ModelItem.__init__(self)
@@ -440,6 +444,7 @@ class ImageModelItem(ModelItem):
         for ann in self.annotations():
             ann.setUnconfirmed(False)
 
+
 class ImageFileModelItem(FileModelItem, ImageModelItem):
     def __init__(self, fileinfo):
         self._annotation_data = fileinfo.get("annotations", [])
@@ -472,6 +477,7 @@ class ImageFileModelItem(FileModelItem, ImageModelItem):
                              if hasattr(child, 'getAnnotations')]
         return fi
 
+
 class VideoFileModelItem(FileModelItem):
     def __init__(self, fileinfo):
         frameinfos = fileinfo.get("frames", [])
@@ -488,6 +494,7 @@ class VideoFileModelItem(FileModelItem):
         fi['frames'] = [child.getAnnotations() for child in self.children()]
         return fi
 
+
 class FrameModelItem(ImageModelItem, KeyValueModelItem):
     def __init__(self, frameinfo):
         annotations = frameinfo.get("annotations", [])
@@ -521,6 +528,7 @@ class FrameModelItem(ImageModelItem, KeyValueModelItem):
                              if hasattr(child, 'getAnnotations')]
         return fi
 
+
 class AnnotationModelItem(KeyValueModelItem):
     def __init__(self, annotation):
         KeyValueModelItem.__init__(self, properties=annotation)
@@ -547,6 +555,7 @@ class AnnotationModelItem(KeyValueModelItem):
             return Qt.red
         return None
 
+
 class KeyValueRowModelItem(ModelItem):
     def __init__(self, key, read_only=True):
         ModelItem.__init__(self)
@@ -668,8 +677,10 @@ class AnnotationModel(QAbstractItemModel):
 
     def headerData(self, section, orientation, role):
         if orientation == Qt.Horizontal and role == Qt.DisplayRole:
-            if section == 0:   return "File/Type/Key"
-            elif section == 1: return "Value"
+            if section == 0:
+                return "File/Type/Key"
+            elif section == 1:
+                return "Value"
         return None
 
     # Own methods

sloth/gui/buttonarea.py

@@ -3,8 +3,10 @@ from PyQt4.QtGui import *
 from PyQt4.QtCore import *
 from sloth.gui.floatinglayout import FloatingLayout
 import logging
+
 LOG = logging.getLogger(__name__)
 
+
 def unique_list(seq):
     seen = {}
     result = []
@@ -14,6 +16,7 @@ def unique_list(seq):
         result.append(item)
     return result
 
+
 class ButtonListWidget(QGroupBox):
     selectionChanged = pyqtSignal(object)
 
@@ -196,8 +199,10 @@ class ButtonArea(QWidget):
         if button is not None:
             self.label_button_list.toggleChecked(button)
 
+
 def main():
     from conf import config
+
     config.update("example_config")
 
     app = QApplication(sys.argv)
@@ -206,6 +211,7 @@ def main():
 
     return app.exec_()
 
+
 if __name__ == '__main__':
     sys.exit(main())