cmd.py - Changed 'escape_string' to escape a package request with 's …

…if '|' exists in the request

src/rezplugins/shell/cmd.py

@@ -255,7 +255,19 @@ def escape_string(self, value):
 
         """
         if isinstance(value, EscapedString):
-            return value.formatted(self._escaper)
+            add_quotes = False
+            for _, txt in value.strings:
+                if '|' in txt:
+                    add_quotes = True
+                    break
+
+            result = value.formatted(self._escaper)
+
+            if add_quotes:
+                return '"{result}"'.format(result=result)
+
+            return result
+
         return self._escaper(value)
 
     def _saferefenv(self, key):