Replace oslo_utils.encodeutils.exception_to_unicode

The function is being deprecated now because it is equivalent to
str(ex) in Python 3.

Depends-on: https://review.opendev.org/c/openstack/oslo.utils/+/938929
Change-Id: I7c9ca3730e1ab6ffdaf8cb78c002ac4e157fe2f1

glanceclient/shell.py

@@ -660,4 +660,4 @@ def main():
     except Exception as e:
         if utils.debug_enabled(argv) is True:
             traceback.print_exc()
-        utils.exit(encodeutils.exception_to_unicode(e))
+        utils.exit(str(e))

glanceclient/v2/images.py

@@ -408,7 +408,7 @@ class Controller(object):
             try:
                 setattr(image, key, value)
             except warlock.InvalidOperation as e:
-                raise TypeError(encodeutils.exception_to_unicode(e))
+                raise TypeError(str(e))
 
         resp, body = self.http_client.post(url, headers=headers, data=image)
         # NOTE(esheffield): remove 'self' for now until we have an elegant
@@ -443,7 +443,7 @@ class Controller(object):
             try:
                 setattr(image, key, value)
             except warlock.InvalidOperation as e:
-                raise TypeError(encodeutils.exception_to_unicode(e))
+                raise TypeError(str(e))
 
         if remove_props:
             cur_props = image.keys()

glanceclient/v2/metadefs.py

@@ -46,7 +46,7 @@ class NamespaceController(object):
         try:
             namespace = self.model(kwargs)
         except (warlock.InvalidOperation, ValueError) as e:
-            raise TypeError(encodeutils.exception_to_unicode(e))
+            raise TypeError(str(e))
 
         resp, body = self.http_client.post(url, data=namespace)
         body.pop('self', None)
@@ -63,7 +63,7 @@ class NamespaceController(object):
             try:
                 setattr(namespace, key, value)
             except warlock.InvalidOperation as e:
-                raise TypeError(encodeutils.exception_to_unicode(e))
+                raise TypeError(str(e))
 
         # Remove read-only parameters.
         read_only = ['schema', 'updated_at', 'created_at']
@@ -212,7 +212,7 @@ class ResourceTypeController(object):
         try:
             res_type = self.model(kwargs)
         except (warlock.InvalidOperation, ValueError) as e:
-            raise TypeError(encodeutils.exception_to_unicode(e))
+            raise TypeError(str(e))
 
         url = '/v2/metadefs/namespaces/%(namespace)s/resource_types' % {
             'namespace': namespace}
@@ -272,7 +272,7 @@ class PropertyController(object):
         try:
             prop = self.model(kwargs)
         except (warlock.InvalidOperation, ValueError) as e:
-            raise TypeError(encodeutils.exception_to_unicode(e))
+            raise TypeError(str(e))
 
         url = '/v2/metadefs/namespaces/%(namespace)s/properties' % {
             'namespace': namespace}
@@ -292,7 +292,7 @@ class PropertyController(object):
             try:
                 setattr(prop, key, value)
             except warlock.InvalidOperation as e:
-                raise TypeError(encodeutils.exception_to_unicode(e))
+                raise TypeError(str(e))
 
         url = ('/v2/metadefs/namespaces/%(namespace)s/'
                'properties/%(prop_name)s') % {
@@ -374,7 +374,7 @@ class ObjectController(object):
         try:
             obj = self.model(kwargs)
         except (warlock.InvalidOperation, ValueError) as e:
-            raise TypeError(encodeutils.exception_to_unicode(e))
+            raise TypeError(str(e))
 
         url = '/v2/metadefs/namespaces/%(namespace)s/objects' % {
             'namespace': namespace}
@@ -395,7 +395,7 @@ class ObjectController(object):
             try:
                 setattr(obj, key, value)
             except warlock.InvalidOperation as e:
-                raise TypeError(encodeutils.exception_to_unicode(e))
+                raise TypeError(str(e))
 
         # Remove read-only parameters.
         read_only = ['schema', 'updated_at', 'created_at']
@@ -499,7 +499,7 @@ class TagController(object):
             try:
                 md_tag_list.append(self.model(name=tag_name))
             except (warlock.InvalidOperation) as e:
-                raise TypeError(encodeutils.exception_to_unicode(e))
+                raise TypeError(str(e))
         tags = {'tags': md_tag_list}
         headers = {}
 
@@ -526,7 +526,7 @@ class TagController(object):
             try:
                 setattr(tag, key, value)
             except warlock.InvalidOperation as e:
-                raise TypeError(encodeutils.exception_to_unicode(e))
+                raise TypeError(str(e))
 
         # Remove read-only parameters.
         read_only = ['updated_at', 'created_at']

glanceclient/v2/tasks.py

@@ -116,7 +116,7 @@ class Controller(object):
             try:
                 setattr(task, key, value)
             except warlock.InvalidOperation as e:
-                raise TypeError(encodeutils.exception_to_unicode(e))
+                raise TypeError(str(e))
 
         resp, body = self.http_client.post(url, data=task)
         # NOTE(flwang): remove 'self' for now until we have an elegant