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-rw-r--r--nova/api/ec2/apirequest.py2
-rw-r--r--nova/auth/dbdriver.py2
-rw-r--r--nova/compute/monitor.py2
-rw-r--r--nova/db/sqlalchemy/api.py2
-rw-r--r--nova/tests/api/openstack/test_servers.py2
-rw-r--r--nova/utils.py2
-rw-r--r--nova/virt/libvirt_conn.py12
-rw-r--r--tools/esx/guest_tool.py2
8 files changed, 13 insertions, 13 deletions
diff --git a/nova/api/ec2/apirequest.py b/nova/api/ec2/apirequest.py
index d7ad08d2f..6672e60bb 100644
--- a/nova/api/ec2/apirequest.py
+++ b/nova/api/ec2/apirequest.py
@@ -196,7 +196,7 @@ class APIRequest(object):
elif isinstance(data, datetime.datetime):
data_el.appendChild(
xml.createTextNode(_database_to_isoformat(data)))
- elif data != None:
+ elif data is not None:
data_el.appendChild(xml.createTextNode(str(data)))
return data_el
diff --git a/nova/auth/dbdriver.py b/nova/auth/dbdriver.py
index d1e3f2ed5..b2c580d83 100644
--- a/nova/auth/dbdriver.py
+++ b/nova/auth/dbdriver.py
@@ -115,7 +115,7 @@ class DbDriver(object):
# on to create the project. This way we won't have to destroy
# the project again because a user turns out to be invalid.
members = set([manager])
- if member_uids != None:
+ if member_uids is not None:
for member_uid in member_uids:
member = db.user_get(context.get_admin_context(), member_uid)
if not member:
diff --git a/nova/compute/monitor.py b/nova/compute/monitor.py
index 04e08a235..0b1a4c13f 100644
--- a/nova/compute/monitor.py
+++ b/nova/compute/monitor.py
@@ -260,7 +260,7 @@ class Instance(object):
try:
data = self.fetch_cpu_stats()
- if data != None:
+ if data is not None:
LOG.debug('CPU: %s', data)
update_rrd(self, 'cpu', data)
diff --git a/nova/db/sqlalchemy/api.py b/nova/db/sqlalchemy/api.py
index e675022e9..646675a45 100644
--- a/nova/db/sqlalchemy/api.py
+++ b/nova/db/sqlalchemy/api.py
@@ -1835,7 +1835,7 @@ def security_group_get_by_instance(context, instance_id):
def security_group_exists(context, project_id, group_name):
try:
group = security_group_get_by_name(context, project_id, group_name)
- return group != None
+ return group is not None
except exception.NotFound:
return False
diff --git a/nova/tests/api/openstack/test_servers.py b/nova/tests/api/openstack/test_servers.py
index 34513734b..d7525fca0 100644
--- a/nova/tests/api/openstack/test_servers.py
+++ b/nova/tests/api/openstack/test_servers.py
@@ -82,7 +82,7 @@ def stub_instance(id, user_id=1, private_address=None, public_addresses=None,
if public_addresses == None:
public_addresses = list()
- if host != None:
+ if host is not None:
host = str(host)
instance = {
diff --git a/nova/utils.py b/nova/utils.py
index 3f6f9fc8a..76cba1a08 100644
--- a/nova/utils.py
+++ b/nova/utils.py
@@ -157,7 +157,7 @@ def execute(*cmd, **kwargs):
stderr=subprocess.PIPE,
env=env)
result = None
- if process_input != None:
+ if process_input is not None:
result = obj.communicate(process_input)
else:
result = obj.communicate()
diff --git a/nova/virt/libvirt_conn.py b/nova/virt/libvirt_conn.py
index 6ec15fbb8..bf5d0c00a 100644
--- a/nova/virt/libvirt_conn.py
+++ b/nova/virt/libvirt_conn.py
@@ -437,9 +437,9 @@ class LibvirtConnection(driver.ComputeDriver):
if child.prop('dev') == device:
return str(node)
finally:
- if ctx != None:
+ if ctx is not None:
ctx.xpathFreeContext()
- if doc != None:
+ if doc is not None:
doc.freeDoc()
@exception.wrap_exception
@@ -1119,9 +1119,9 @@ class LibvirtConnection(driver.ComputeDriver):
disks.append(devdst)
finally:
- if ctx != None:
+ if ctx is not None:
ctx.xpathFreeContext()
- if doc != None:
+ if doc is not None:
doc.freeDoc()
return disks
@@ -1161,9 +1161,9 @@ class LibvirtConnection(driver.ComputeDriver):
interfaces.append(devdst)
finally:
- if ctx != None:
+ if ctx is not None:
ctx.xpathFreeContext()
- if doc != None:
+ if doc is not None:
doc.freeDoc()
return interfaces
diff --git a/tools/esx/guest_tool.py b/tools/esx/guest_tool.py
index bbf3ea908..13b0f8d33 100644
--- a/tools/esx/guest_tool.py
+++ b/tools/esx/guest_tool.py
@@ -209,7 +209,7 @@ def _execute(cmd_list, process_input=None, check_exit_code=True):
obj = subprocess.Popen(cmd, shell=True, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=env)
result = None
- if process_input != None:
+ if process_input is not None:
result = obj.communicate(process_input)
else:
result = obj.communicate()