Exception cleanup

Do not write "except:", use "except Exception:" at the very least

Change-Id: I539c013132309791f18c46819232102e9232e917

bin/nova-manage

@@ -2308,7 +2308,7 @@ def main():
         print "Could not read %s. Re-running with sudo" % flagfile
         try:
             os.execvp('sudo', ['sudo', '-u', '#%s' % st.st_uid] + sys.argv)
-        except:
+        except Exception:
             print 'sudo failed, continuing as if nothing happened'
 
     argv = FLAGS(sys.argv)

nova/tests/test_SolidFireSanISCSIDriver.py

@@ -111,7 +111,7 @@ class SolidFireVolumeTestCase(test.TestCase):
         try:
             sfv.create_volume(testvol)
             self.fail("Should have thrown Error")
-        except:
+        except Exception:
             pass
 
     def test_create_sfaccount(self):
@@ -155,7 +155,7 @@ class SolidFireVolumeTestCase(test.TestCase):
         try:
             model_update = sfv.delete_volume(testvol)
             self.fail("Should have thrown Error")
-        except:
+        except Exception:
             pass
 
     def test_delete_volume_fails_account_lookup(self):

nova/tests/test_compute.py

@@ -1522,7 +1522,7 @@ class ComputeTestCase(BaseTestCase):
 
         try:
             raise NotImplementedError('test')
-        except:
+        except Exception:
             exc_info = sys.exc_info()
 
         self.stubs.Set(nova.db, 'instance_fault_create', fake_db_fault_create)
@@ -1550,7 +1550,7 @@ class ComputeTestCase(BaseTestCase):
 
         try:
             raise user_exc
-        except:
+        except Exception:
             exc_info = sys.exc_info()
 
         self.stubs.Set(nova.db, 'instance_fault_create', fake_db_fault_create)