[3.7] bpo-35931: Gracefully handle any exception in pdb debug command (GH-12103) (GH-12285)
This is relevant for `debug doesnotexist()`, which would crash with a
NameError otherwise.
(cherry picked from commit 3e936431e23b424b1e4665e8165c245924f0ab02)
Co-authored-by: Daniel Hahler <github@thequod.de>
https://bugs.python.org/issue35931
diff --git a/Lib/pdb.py b/Lib/pdb.py
index 1443f9f..bf3219a 100755
--- a/Lib/pdb.py
+++ b/Lib/pdb.py
@@ -1093,16 +1093,14 @@
sys.settrace(None)
globals = self.curframe.f_globals
locals = self.curframe_locals
- try:
- code = compile(arg, "<string>", "exec")
- except SyntaxError:
- exc_info = sys.exc_info()[:2]
- self.error(traceback.format_exception_only(*exc_info)[-1].strip())
- return
p = Pdb(self.completekey, self.stdin, self.stdout)
p.prompt = "(%s) " % self.prompt.strip()
self.message("ENTERING RECURSIVE DEBUGGER")
- sys.call_tracing(p.run, (code, globals, locals))
+ try:
+ sys.call_tracing(p.run, (arg, globals, locals))
+ except Exception:
+ exc_info = sys.exc_info()[:2]
+ self.error(traceback.format_exception_only(*exc_info)[-1].strip())
self.message("LEAVING RECURSIVE DEBUGGER")
sys.settrace(self.trace_dispatch)
self.lastcmd = p.lastcmd