black: re-format

black and isort are enabled in the openbmc-build-scripts on Python files
to have a consistent formatting.  Re-run the formatter on the whole
repository.

Change-Id: Ieb4226b161326404ccd8c14abfef5ea5bc442fba
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/pydownloadmgr/download_manager.py b/pydownloadmgr/download_manager.py
index 799044c..5cedbed 100644
--- a/pydownloadmgr/download_manager.py
+++ b/pydownloadmgr/download_manager.py
@@ -7,12 +7,13 @@
     import gobject
 except ImportError:  # python 3
     from gi.repository import GObject as gobject
-import dbus
-import dbus.service
-import dbus.mainloop.glib
-import subprocess
-from obmc.dbuslib.bindings import get_dbus
 
+import subprocess
+
+import dbus
+import dbus.mainloop.glib
+import dbus.service
+from obmc.dbuslib.bindings import get_dbus
 
 FLASH_DOWNLOAD_PATH = "/tmp"
 DBUS_NAME = "org.openbmc.managers.Download"