J'essaie de comprendre comment utiliser la méthode pdb .post_mortem().comment utiliser la méthode post_mortem de pdb?
pour ce fichier donné
# expdb.py
import pdb
import trace
def hello():
a = 6 * 9
b = 7 ** 2
c = a * b
d = 4/0
print(c)
tracer = trace.Trace()
invite de commande
'''
# first Try
λ python -i expdb.py
>>> pdb.post_mortem()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "C:\Program Files\Anaconda3\lib\pdb.py", line 1590, in post_mortem
raise ValueError("A valid traceback must be passed if no "
ValueError: A valid traceback must be passed if no exception is being handled
'''
'''
# Second Try
λ python -i expdb.py
>>> pdb.post_mortem(traceback=tracer.run('hello()'))
--- modulename: trace, funcname: _unsettrace
trace.py(77): sys.settrace(None)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "C:\Program Files\Anaconda3\lib\trace.py", line 500, in run
self.runctx(cmd, dict, dict)
File "C:\Program Files\Anaconda3\lib\trace.py", line 508, in runctx
exec(cmd, globals, locals)
File "<string>", line 1, in <module>
File "expdb.py", line 8, in hello
d = 4/0
ZeroDivisionError: division by zero
>>>
Merci Kevin. Mon prochain module à apprendre sera suivi –