# HG changeset patch
# User Drew Perttula <drewp@bigasterisk.com>
# Date 1308208233 0
# Node ID 0818825c629fad3f2a52abd629ea181f89c07895
# Parent  7d59926031ba83e638787ab4a52f94ed73066f3b
vidref bomb if a dir appears empty of frames. that's probably an error
Ignore-this: eb1db1289f1f295fa1f1220678085c11

diff -r 7d59926031ba -r 0818825c629f light9/vidref/replay.py
--- a/light9/vidref/replay.py	Wed Jun 15 07:54:58 2011 +0000
+++ b/light9/vidref/replay.py	Thu Jun 16 07:10:33 2011 +0000
@@ -197,6 +197,8 @@
             log.info("scanning %s", self.takeDir)
             self.existingFrames = sorted([Decimal(f.split('.jpg')[0])
                                           for f in os.listdir(self.takeDir)])
+            if not self.existingFrames:
+                raise NotImplementedError("suspiciously found no frames in dir %s" % self.takeDir)
             _existingFrames[self.takeDir] = self.existingFrames
 
     def tooShort(self, minSeconds=5):