diff --git a/rq/queue.py b/rq/queue.py
index a7a82bc..d08311c 100644
--- a/rq/queue.py
+++ b/rq/queue.py
@@ -74,17 +74,18 @@ class Queue(object):
             return None
         return job
 
-    def get_job_ids(self, start=0, limit=-1):
+    def get_job_ids(self, offset=0, length=-1):
         """Returns a slice of job IDs in the queue."""
-        if limit >= 0:
-            end = start + limit
+        start = offset
+        if length >= 0:
+            end = offset + (length - 1)
         else:
-            end = limit
+            end = length
         return self.connection.lrange(self.key, start, end)
 
-    def get_jobs(self, start=0, limit=-1):
+    def get_jobs(self, offset=0, length=-1):
         """Returns a slice of jobs in the queue."""
-        job_ids = self.get_job_ids(start, limit)
+        job_ids = self.get_job_ids(offset, length)
         return compact([self.safe_fetch_job(job_id) for job_id in job_ids])
 
     @property
diff --git a/rq/utils.py b/rq/utils.py
index 5fa4940..44bbe65 100644
--- a/rq/utils.py
+++ b/rq/utils.py
@@ -69,8 +69,11 @@ class _Colorizer(object):
         self.codes["darkyellow"] = self.codes["brown"]
         self.codes["fuscia"] = self.codes["fuchsia"]
         self.codes["white"] = self.codes["bold"]
-        self.notty = not sys.stdout.isatty()
 
+        if hasattr(sys.stdout, "isatty"):
+            self.notty = not sys.stdout.isatty()
+        else:
+            self.notty = True
 
     def reset_color(self):
         return self.codes["reset"]