From 4d394015f458f284d052ce2c1a0c8492916c5b3e Mon Sep 17 00:00:00 2001
From: Kelly Brazil <kellyjonbrazil@gmail.com>
Date: Fri, 26 Mar 2021 16:10:28 -0700
Subject: [PATCH] make ruamel.yaml library optional

---
 jc/parsers/yaml.py | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/jc/parsers/yaml.py b/jc/parsers/yaml.py
index 51efe5af..8248b082 100644
--- a/jc/parsers/yaml.py
+++ b/jc/parsers/yaml.py
@@ -71,12 +71,18 @@ Examples:
       }
     ]
 """
+import sys
 import jc.utils
-from ruamel.yaml import YAML
+# check if yaml library is installed and fail gracefully if it is not
+try:
+    from ruamel.yaml import YAML
+except Exception:
+    jc.utils.error_message('The ruamel.yaml library is not installed.')
+    sys.exit(1)
 
 
 class info():
-    version = '1.2'
+    version = '1.3'
     description = 'YAML file parser'
     author = 'Kelly Brazil'
     author_email = 'kellyjonbrazil@gmail.com'