Make format_description handle None

[dcaegen2/platform/cli.git] / dcae-cli / dcae_cli / commands / util.py

diff --git a/dcae-cli/dcae_cli/commands/util.py b/dcae-cli/dcae_cli/commands/util.py
index 9f758e2..bc0fea3 100644 (file)
--- a/dcae-cli/dcae_cli/commands/util.py
+++ b/dcae-cli/dcae_cli/commands/util.py
@@ -80,6 +80,8 @@ def format_description(description, line_width=50, num_lines=3):
     of lines. The last line trails with ".." if the text still overflows to
     signal that there is more.
     """
     of lines. The last line trails with ".." if the text still overflows to
     signal that there is more.
     """

+    if not description:
+        return ''

     lines = textwrap.wrap(description)
     lines = lines[:num_lines]
     last_line = lines.pop()
     lines = textwrap.wrap(description)
     lines = lines[:num_lines]
     last_line = lines.pop()