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authorAndrew Svetlov <andrew.svetlov@gmail.com>2012-12-04 19:08:28 (GMT)
committerAndrew Svetlov <andrew.svetlov@gmail.com>2012-12-04 19:08:28 (GMT)
commit539ee5da6fb2a56869e6c6f4401300b4d5906d76 (patch)
tree98b32fae910ccb41a333319b65fcd19343cedb87 /Lib/pdb.py
parent86067c2e17b221ac10c4b4c97030c2cfc44eccaf (diff)
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Issue #13120: Allow to call pdb.set_trace() from thread.
Patch by Ilya Sandler.
Diffstat (limited to 'Lib/pdb.py')
-rwxr-xr-xLib/pdb.py11
1 files changed, 9 insertions, 2 deletions
diff --git a/Lib/pdb.py b/Lib/pdb.py
index 6776a3f..8c7c12b 100755
--- a/Lib/pdb.py
+++ b/Lib/pdb.py
@@ -955,8 +955,15 @@ class Pdb(bdb.Bdb, cmd.Cmd):
Continue execution, only stop when a breakpoint is encountered.
"""
if not self.nosigint:
- self._previous_sigint_handler = \
- signal.signal(signal.SIGINT, self.sigint_handler)
+ try:
+ self._previous_sigint_handler = \
+ signal.signal(signal.SIGINT, self.sigint_handler)
+ except ValueError:
+ # ValueError happens when do_continue() is invoked from
+ # a non-main thread in which case we just continue without
+ # SIGINT set. Would printing a message here (once) make
+ # sense?
+ pass
self.set_continue()
return 1
do_c = do_cont = do_continue