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GH-101673: Fix pdb bug where local variable changes are lost after longlist (#101674)

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gaogaotiantian 2023-03-12 16:09:55 -07:00 • committed by GitHub
parent f6ca71a422
commit 5d677c556f
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3 changed files with 32 additions and 11 deletions
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13
Lib/pdb.py
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@ -107,15 +107,6 @@ def find_function(funcname, filename):
return funcname, filename, lineno
return None
def getsourcelines(obj):
lines, lineno = inspect.findsource(obj)
if inspect.isframe(obj) and obj.f_globals is obj.f_locals:
# must be a module frame: do not try to cut a block out of it
return lines, 1
elif inspect.ismodule(obj):
return lines, 1
return inspect.getblock(lines[lineno:]), lineno+1
def lasti2lineno(code, lasti):
linestarts = list(dis.findlinestarts(code))
linestarts.reverse()
@ -1357,7 +1348,7 @@ class Pdb(bdb.Bdb, cmd.Cmd):
filename = self.curframe.f_code.co_filename
breaklist = self.get_file_breaks(filename)
try:
lines, lineno = getsourcelines(self.curframe)
lines, lineno = inspect.getsourcelines(self.curframe)
except OSError as err:
self.error(err)
return
@ -1373,7 +1364,7 @@ class Pdb(bdb.Bdb, cmd.Cmd):
except:
return
try:
lines, lineno = getsourcelines(obj)
lines, lineno = inspect.getsourcelines(obj)
except (OSError, TypeError) as err:
self.error(err)
return