enhance tabulate views for lab and nodes.

For lab, use textwrap to wrap the description and use lab.username instead
of lab.owner (UUID).
For nodes, use the newline char instead of comma for IP addresses
separator (see tabulate Mutline Cells).

virl/api/cml.py

@@ -60,3 +60,7 @@ def statistics(self):
     @property
     def owner(self):
         return "N/A"
+
+    @property
+    def username(self):
+        return "N/A"

virl/cli/views/labs/lab_views.py

@@ -1,4 +1,6 @@
 # -*- coding: utf-8 -*-
+import textwrap
+
 import click
 import tabulate
 
@@ -13,14 +15,14 @@ def lab_list_table(labs, cached_labs=None):
 
 def print_labs(labs):
     table = list()
-    # TODO: Do we truncate description as it can be kind of long?
     headers = ["ID", "Title", "Description", "Owner", "Status", "Nodes", "Links", "Interfaces"]
     for lab in labs:
         tr = list()
         tr.append(lab.id)
         tr.append(lab.title)
-        tr.append(lab.description)
-        tr.append(lab.owner)
+        wrapped_description = textwrap.fill(lab.description, width=40)
+        tr.append(wrapped_description)
+        tr.append(lab.username)
         status = lab.state()
         stats = lab.statistics
         if status in {"BOOTED", "STARTED"}:

virl/cli/views/nodes/node_views.py

@@ -67,7 +67,7 @@ def node_list_table(nodes, computes):
                 if disc_ipv6:
                     intfs += disc_ipv6
 
-        tr.append(",".join(intfs))
+        tr.append("\n".join(intfs))
         table.append(tr)
     # wrap the output in this try/except block as some terminals
     # may have problem with the 'fancy_grid'