old_contents: import urwid
  
  from pipeinspector.widgets import BlobWidget, BlobBrowser
  from pipeinspector.settings import UI
  
  __author__ = "Tamas Gal"
  __copyright__ = "Copyright 2016, Tamas Gal and the KM3NeT collaboration."
  __credits__ = []
  __license__ = "MIT"
  __maintainer__ = "Tamas Gal"
  __email__ = "tgal@km3net.de"
  __status__ = "Development"
  
  
  class MainFrame(urwid.Frame):
      """
      Represents the main GUI
  
      """
  
      def __init__(self, pump):
          self.header = urwid.AttrWrap(
              urwid.Text("PipeInspector", align='center'), 'header'
          )
  
          self.blob_browser = BlobBrowser()
  
          self.info_area = urwid.Text('')
          self.blobs = BlobWidget()
          self.footer = urwid.Columns([self.info_area, self.blobs])
  
          self.frame = urwid.AttrWrap(
              urwid.Frame(
                  self.blob_browser, header=self.header, footer=self.footer
              ), 'default'
          )
          urwid.Frame.__init__(self, self.frame)
          self.overlay = None
  
          self.pump = pump
  
          urwid.connect_signal(self.blobs, 'blob_selected', self.blob_selected)
          self.blobs.goto_blob(0)
  
      def blob_selected(self, index):
          self.info_area.set_text("Blob: {0}".format(index))
  
          blob = self.pump.get_blob(index)
          self.blob_browser.load(blob)
  
      def keypress(self, size, key):
          input = urwid.Frame.keypress(self, size, key)
          if input is None:
              return
          if input in UI.keys['left']:
              self.blobs.previous_blob()
          elif input in UI.keys['right']:
              self.blobs.next_blob()
          elif input in [key.upper() for key in UI.keys['left']]:
              self.blobs.previous_blob(step=10)
          elif input in [key.upper() for key in UI.keys['right']]:
              self.blobs.next_blob(step=10)
          elif input in UI.keys['home']:
              self.blobs.goto_blob(0)
          else:
              return self.body.keypress(size, input)
  
new_contents: import urwid
  
  from pipeinspector.widgets import BlobWidget, BlobBrowser
  from pipeinspector.settings import UI
  
  __author__ = "Tamas Gal"
  __copyright__ = "Copyright 2016, Tamas Gal and the KM3NeT collaboration."
  __credits__ = []
  __license__ = "MIT"
  __maintainer__ = "Tamas Gal"
  __email__ = "tgal@km3net.de"
  __status__ = "Development"
  
  
  class MainFrame(urwid.Frame):
      """
      Represents the main GUI
  
      """
      def __init__(self, pump):
          self.header = urwid.AttrWrap(
              urwid.Text("PipeInspector", align='center'), 'header'
          )
  
          self.blob_browser = BlobBrowser()
  
          self.info_area = urwid.Text('')
          self.blobs = BlobWidget()
          self.footer = urwid.Columns([self.info_area, self.blobs])
  
          self.frame = urwid.AttrWrap(
              urwid.Frame(
                  self.blob_browser, header=self.header, footer=self.footer
              ), 'default'
          )
          urwid.Frame.__init__(self, self.frame)
          self.overlay = None
  
          self.pump = pump
  
          urwid.connect_signal(self.blobs, 'blob_selected', self.blob_selected)
          self.blobs.goto_blob(0)
  
      def blob_selected(self, index):
          self.info_area.set_text("Blob: {0}".format(index))
  
          blob = self.pump.get_blob(index)
          self.blob_browser.load(blob)
  
      def keypress(self, size, key):
          input = urwid.Frame.keypress(self, size, key)
          if input is None:
              return
          if input in UI.keys['left']:
              self.blobs.previous_blob()
          elif input in UI.keys['right']:
              self.blobs.next_blob()
          elif input in [key.upper() for key in UI.keys['left']]:
              self.blobs.previous_blob(step=10)
          elif input in [key.upper() for key in UI.keys['right']]:
              self.blobs.next_blob(step=10)
          elif input in UI.keys['home']:
              self.blobs.goto_blob(0)
          else:
              return self.body.keypress(size, input)
  
subject: make yapf