From ad4eeb2d419a29aa7f1ba46c1cb675ea415fa40d 2013-07-25 23:53:36
From: David Wolever <david@wolever.net>
Date: 2013-07-25 23:53:36
Subject: [PATCH] Exit with status 1, not -1

---

diff --git a/IPython/nbconvert/nbconvertapp.py b/IPython/nbconvert/nbconvertapp.py
index a00d80e..b905e60 100755
--- a/IPython/nbconvert/nbconvertapp.py
+++ b/IPython/nbconvert/nbconvertapp.py
@@ -210,11 +210,11 @@ class NbConvertApp(BaseIPythonApplication):
                 print("Known exporters are:",
                       "\n\t" + "\n\t".join(get_export_names()),
                       file=sys.stderr)
-                self.exit(-1)
+                self.exit(1)
             except ConversionException as e:
                 print("Error while converting '%s': %s" %(notebook_filename, e),
                       file=sys.stderr)
-                self.exit(-1)
+                self.exit(1)
             # except Exception as e:
                 # print("Error: could not export '%s'" % notebook_filename, file=sys.stderr)
                 # print(e, file=sys.stderr)