[Yum-devel] [PATCH 1/2] add a way to run yum inside pdb like we do with the profiler and capture the keyboardinterrupt in sys.excepthook

[Seth Vidal]

pdb is just handy sometimes
sys.excepthook keeps urlgrabber/yum from spewing crap across the screen when someone hits ctrl-c
---
 yummain.py |   18 ++++++++++++++++++
 1 files changed, 18 insertions(+), 0 deletions(-)

diff --git a/yummain.py b/yummain.py
index 964975b..029a0ad 100755
--- a/yummain.py
+++ b/yummain.py
@@ -31,6 +31,18 @@ from yum import _
 from yum.i18n import to_unicode
 import yum.misc
 import cli
+import exceptions
+
+def suppress_keyboard_interrupt_message():
+    old_excepthook = sys.excepthook
+
+    def new_hook(type, value, traceback):
+        if type != exceptions.KeyboardInterrupt:
+            old_excepthook(type, value, traceback)
+        else:
+            pass
+
+    sys.excepthook = new_hook
 
 
 def main(args):
@@ -307,12 +319,18 @@ def user_main(args, exit_code=False):
             errcode = cprof(main, args)
         if os.environ['YUM_PROF'] == 'hotshot':
             errcode = hotshot(main, args)
+    if 'YUM_PDB' in os.environ:
+        import pdb
+        pdb.run(main(args))
+
     if errcode is None:
         errcode = main(args)
     if exit_code:
         sys.exit(errcode)
     return errcode
 
+suppress_keyboard_interrupt_message()
+
 if __name__ == "__main__":
     try:
         user_main(sys.argv[1:], exit_code=True)
-- 
1.6.2.5