more error handling in test.py

test.py

@@ -137,15 +137,19 @@ def validateTestFile(testFile):
 
 def hashFile(fname):
     with open(fname ,"rb") as f:
-        k = sha3.keccak_256()
-        if fname.endswith(".json"):
-            s = json.dumps(json.load(f), sort_keys=True, separators=(',', ':'))
-        elif fname.endswith(".yml"):
-            s = json.dumps(yaml.load(f), sort_keys=True, separators=(',', ':'))
-        else:
-            _die("Do not know how to hash:", fname)
-        k.update(s.encode('utf-8'))
-        return k.hexdigest()
+        try:
+            k = sha3.keccak_256()
+            if fname.endswith(".json"):
+                s = json.dumps(json.load(f), sort_keys=True, separators=(',', ':'))
+            elif fname.endswith(".yml"):
+                s = json.dumps(yaml.load(f), sort_keys=True, separators=(',', ':'))
+            else:
+                _die("Do not know how to hash:", fname)
+            k.update(s.encode('utf-8'))
+            return k.hexdigest()
+        except Exception as e:
+            _logerror("Error getting hash of the yml/json:", fname)
+            _logerror("Exception: ", str(e))
 
 def checkFilled(jsonFile):
     jsonTest = readFile(jsonFile)