As the password will be an empty string we need to check if its value is not None, otherwise the password will not be generated. Signed-off-by: Aline Manera <alinefm(a)linux.vnet.ibm.com&gt; --- src/kimchi/model/vms.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/kimchi/model/vms.py b/src/kimchi/model/vms.py index e91c0ed..d8a02cd 100644 --- a/src/kimchi/model/vms.py +++ b/src/kimchi/model/vms.py @@ -312,7 +312,7 @@ class VMModel(object): return xml password = params['graphics'].get("passwd") - if password and len(password.strip()) == 0: + if password is not None and len(password.strip()) == 0: password = "".join(random.sample(string.ascii_letters + string.digits, 8))