jpath: Remove an unnecessary cast and reorder conditions in jpath_values()

pynspect/jpath.py

@@ -279,11 +279,11 @@ def jpath_values(structure, jpath):
                 idx = chnk['i']
                 # Skip the node, if the key does not exist, the value is not
                 # a list-like object or the list is empty.
-                if not key in node or not (isinstance(node[key], (list, MutableSequence))) or not node[key]:
+                if key not in node or not node[key] or not isinstance(node[key], (list, MutableSequence)):
                     continue
                 try:
                     # Handle '*' special index - append all nodes.
-                    if str(idx) == '*':
+                    if idx == '*':
                         nodes_b.extend(node[key])
                     # Append only node at particular index.
                     else: