Add explicit check for non integer values

Signed-off-by: JoeLametta <[email protected]>

whipper/command/cd.py

@@ -300,7 +300,7 @@ def add_arguments(self):
                                  choices=['file', 'embed', 'complete'],
                                  default=None)
         self.parser.add_argument('r', '--max-retries',
-                                 action="store", dest="max_retries", type=int,
+                                 action="store", dest="max_retries",
                                  help="number of rip attempts before giving "
                                  "up if can't rip a track. This defaults to "
                                  "{}; 0 means "
@@ -336,10 +336,14 @@ def handle_arguments(self):
                 logger.critical(msg)
                 raise ValueError(msg)
 
+        try:
+            self.options.max_retries = int(self.options.max_retries)
+        except ValueError:
+            raise ValueError("max retries' value must be of integer type")
         if self.options.max_retries == 0:
             self.options.max_retries = float("inf")
         elif self.options.max_retries < 0:
-            raise ValueError("the number of max retries must be positive")
+            raise ValueError("number of max retries must be positive")
 
     def doCommand(self):
         self.program.setWorkingDirectory(self.options.working_directory)