Fix exception name

Fixes bug 939616

DataInvalid thrown by get_terminal_size is not a defined exception name
Also added details to Authors

Change-Id: Ia321d62d15b074aca69a5d0e5646966d7e297023

Authors

@@ -10,6 +10,7 @@ Chuck Short <chuck.short@canonical.com>
 Cory Wright <corywright@gmail.com>
 Dan Prince <dprince@redhat.com>
 Dean Troyer <dtroyer@gmail.com>
+Derek Higgins <derekh@redhat.com>
 Donal Lafferty <donal.lafferty@citrix.com>
 Eldar Nugaev <enugaev@griddynamics.com>
 Eoghan Glynn <eglynn@redhat.com>

glance/common/animation.py

@@ -116,7 +116,7 @@ def render(self):
             sys.stdout.write(bar + padding + rate + eta)
             sys.stdout.flush()
 
-        except (exception.DataInvalid, NotImplementedError):
+        except (exception.Invalid, NotImplementedError):
 
             sys.stdout.write("\b" * 6)  # use the len of [%3d%%]
             percent = (str_percent + ' '

glance/common/utils.py

@@ -363,10 +363,10 @@ def _get_terminal_size_unknownOS():
     height_width = func.get(platform.os.name, _get_terminal_size_unknownOS)()
 
     if height_width == None:
-        raise exception.DataInvalid()
+        raise exception.Invalid()
 
     for i in height_width:
         if not isinstance(i, int) or i <= 0:
-            raise exception.DataInvalid()
+            raise exception.Invalid()
 
     return height_width[0], height_width[1]